Distribution of PRP data:
(up to 30M exponent)
Mersenne Prime51
Probable Prime360
Not PRP732,047

range: M – M (up to 1000 exponents shown per page)

RankExponentKnown FactorsPRP
1M2Mersenne Prime!
2M3Mersenne Prime!
3M5Mersenne Prime!
4M7Mersenne Prime!
5M13Mersenne Prime!
6M17Mersenne Prime!
7M19Mersenne Prime!
8M31Mersenne Prime!
9M61Mersenne Prime!
10M89Mersenne Prime!
11M107Mersenne Prime!
12M127Mersenne Prime!
13M521Mersenne Prime!
14M607Mersenne Prime!
15M1279Mersenne Prime!
16M2203Mersenne Prime!
17M2281Mersenne Prime!
18M3217Mersenne Prime!
19M4253Mersenne Prime!
20M4423Mersenne Prime!
21M9689Mersenne Prime!
22M9941Mersenne Prime!
23M11213Mersenne Prime!
24M19937Mersenne Prime!
25M21701Mersenne Prime!
26M23209Mersenne Prime!
M41011
2706727
3831165599
no
M41023
18822242439089937823721
no
M41039
28988718431
1035364979611673
no
M41047
2380727
1727586137
no
M41051
738919
6650263
41379409
2132314104232558850998845143853983
no
M41057
26546060263
1562043693526328392146476047714169
no
M41077
333796549087
no
M41081
1232431
37365552199
197147941595369689657650575745121
no
M41113
20285082251541576445929701423282449
no
M41141
14330479967
528490660046642607335714493617
no
M41143
648413681
425734361338607
501112699729003423
no
M41149
1492474231
136013163919
no
M41161
34575241
2621594718031
455912564282804872889
no
M41177
868419553487
918095307790622737
1564682297127820541617
no
M41179
20093324853118207
850496501183533194613505287
no
M41183
15159709399
81185283391
21847043197649776686329
9189868703628226799548423
no
M41201
44497081
no
M41203
13267367
47136233
no
M41221
18607528254988831
no
M41227
10281106807
55523370582429238778351
no
M41231
82463
2625381606083871527
172319659861006297831319
no
M41233
3062998236518009
no
M41243
82487
13041119087
27661017902393
86720816553441891515494633081
no
M41257
582591085770422030704029029439487
no
307M41263
1402943
983437775590306674647
P12395
click to show decimal representation
fully
factored
M41269
19066279
48742143096147730511
no
M41281
5153147621733258688657
4378032431688941581746929
no
M41299
19990071928769
107885442607490753
37646411294324260860727
280759051146220095169172639393540057
1259197291335405292286935454261803990737703
no
M41333
247999
4679229097837682287
116833248254755580767
284825987273724945874487
325396609478665876079708187913279
no
M41341
476238103982113381632563599849
no
M41351
1708376065076819649760279
no
M41357
330857
5775957404978553821619787092718674913
no
M41381
83063584729
299059742143
no
M41387
48422791
9545317977647
769168939701867567041
30242691982439631383287
no
M41389
75624656353
no
M41399
82799
no
M41413
303143161
2104028879
38399487639449
932711978873542489
53562761473446484047312383
48561481742820442199960394097
no
M41443
50607607699451741492986519915361
no
M41453
580343
5223079
406173151141897
282814133899391582689816481
no
M41479
49442969
3970391200207
111010795353370001983
no
M41507
996169
no
M41513
146881209791067286700697263
35675397563646892469037972841
no
308M41521
2989513
249375127
55803711703045241786952239
P12459
click to show decimal representation
fully
factored
M41539
415391
15701743
1089069503
no
M41543
2077151
4985161
no
M41549
332393
no
M41579
997897
13234277575310927873
49925131045293978569
no
M41593
2994697
no
M41597
1580687
25956529
no
M41603
83207
1081679
1747327
51409581029567
no
M41609
1876649119
15873143123473
94883104786681
1793921838388393121
1796074464358557830567
116560927017787588155361
no
M41611
75648799
1094649258809
117693497314144206890358078668759
25155571292925574952780656845282598137901783
no
M41617
4506537803121118919119321
34417258566452824689622447
139447136548606419654075195695187771529
no
M41621
249727
3859348847
244128257707303171543965697
no
M41627
220789609
1812647413386742769
no
M41641
1583652773844367
157951613943264078696027642702503
no
M41647
10351102469485417
no
M41651
333209
18494126927
5490351877281527
10559248694542328897
no
M41669
2520763759115839
233095564254522074002327
no
309M41681
1052945423
16647332713153
2853686272534246492102086015457
P12495
click to show decimal representation
fully
factored
M41687
762077566790249
208323394690187180107129
no
M41719
1418447
1604895512096674129
453392468412793396327
981126264105081075454117255503289
no
M41729
4339817
no
M41737
250423
103126832661551
no
M41761
29316223
no
M41771
751879
76942183
6664020989308685663
16256836590381517100213815059159624154243537
no
M41777
18632543
737531159
11901454152473
no
M41801
14258027021985827880353460067009
no
M41809
4071862129
no
M41813
585383
59828350361516931060600757699873
no
M41843
1432014613242506659683662540356613873
no
M41849
552838029882325095551
no
M41851
4436207
no
M41863
418631
2679233
2773053500897760151039217
95347048994285885141897928244188751
no
M41879
335033
no
M41887
168666943367160473
104091085743928570993
3063974262213875638880792585449457
no
M41893
212414267201
no
M41897
270197971637563920103057
9657915556132648011373528489
no
M41903
3717047519
no
M41911
1824385831
7265175588815201
1478510309767344254777995724130516329
no
M41927
240323884936538498664164129175691802541479
no
M41941
4697393
104082463241
no
M41947
12144736112452543607640300752281
no
M41953
35980235297
no
M41957
272443053532347680797904754673622753
no
M41959
419591
1762279
165483263287399
317237826853338068902802520881
no
M41969
21739943
2186871884023
no
M41981
251887
269948241289
no
M41983
419831
644385767144227177
no
M41999
6818292123847
no
27M44497Mersenne Prime!
28M86243Mersenne Prime!
29M110503Mersenne Prime!
30M132049Mersenne Prime!
31M216091Mersenne Prime!
32M756839Mersenne Prime!
33M859433Mersenne Prime!
34M1257787Mersenne Prime!
35M1398269Mersenne Prime!
36M2976221Mersenne Prime!
37M3021377Mersenne Prime!
38M6972593Mersenne Prime!
39M13466917Mersenne Prime!
40M20996011Mersenne Prime!
41M24036583Mersenne Prime!
42M25964951Mersenne Prime!
43M30402457Mersenne Prime!
44M32582657Mersenne Prime!
45M37156667Mersenne Prime!
46M42643801Mersenne Prime!
47M43112609Mersenne Prime!
48M57885161Mersenne Prime!
49M74207281Mersenne Prime!
50M77232917Mersenne Prime!
51M82589933Mersenne Prime!