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18130278932283 = 37311272413312749
BaseRepresentation
bin1000001111101010010001…
…10101011101111100111011
32101012020102022102010110210
410013311020311131330323
54334021302401313113
6102320533554442203
73550604133123540
oct407651065357473
971166368363423
1018130278932283
11586000a890331
122049929893363
13a168a765689b
1446971dd24bc7
152169244686c3
hex107d48d5df3b

18130278932283 has 128 divisors (see below), whose sum is σ = 28959834112000. Its totient is φ = 9872222976000.

The previous prime is 18130278932273. The next prime is 18130278932287. The reversal of 18130278932283 is 38223987203181.

It is not a de Polignac number, because 18130278932283 - 29 = 18130278931771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (18130278932287) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 6595225593 + ... + 6595228341.

It is an arithmetic number, because the mean of its divisors is an integer number (226248704000).

Almost surely, 218130278932283 is an apocalyptic number.

18130278932283 is a deficient number, since it is larger than the sum of its proper divisors (10829555179717).

18130278932283 is a wasteful number, since it uses less digits than its factorization.

18130278932283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3489.

The product of its (nonzero) digits is 6967296, while the sum is 57.

The spelling of 18130278932283 in words is "eighteen trillion, one hundred thirty billion, two hundred seventy-eight million, nine hundred thirty-two thousand, two hundred eighty-three".

Divisors: 1 3 7 21 31 93 127 217 241 331 381 651 723 889 993 1687 2317 2667 2749 3937 5061 6951 7471 8247 10261 11811 19243 22413 27559 30607 30783 42037 52297 57729 71827 79771 82677 85219 91821 126111 156891 214249 215481 239313 255657 294259 349123 558397 596533 642747 662509 882777 909919 948817 1047369 1303147 1675191 1789599 1987527 2443861 2472901 2729757 2846451 3909441 4637563 6369433 6641719 7331583 7418703 9122029 10130917 10822813 13912689 17310307 19108299 19925157 20537779 27366087 28207489 30392751 32468439 51930921 61613337 70916419 75759691 84138643 84622467 115559713 143764453 197452423 212749257 219290479 227279073 252415929 314058427 346679139 431293359 588970501 592357269 657871437 808917991 942175281 1535033353 1766911503 2198408989 2426753973 2608297933 3582351103 4605100059 6595226967 6798004849 7824893799 10747053309 18258085531 20394014547 25076457721 27849890833 47586033943 54774256593 75229373163 83549672499 142758101829 194949235831 584847707493 863346615823 2590039847469 6043426310761 18130278932283