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151313161313151 = 321973137409321617
BaseRepresentation
bin100010011001111001010111…
…001110101101101101111111
3201211202101201101011020011100
4202121321113032231231333
5124313103323244010101
61253452150124224143
743605005123561325
oct4231712716555577
9654671641136140
10151313161313151
1144238607920862
1214b7960769b053
136657a015953c6
14295184b921d15
151276008a1ce86
hex899e573adb7f

151313161313151 has 96 divisors (see below), whose sum is σ = 234988984751040. Its totient is φ = 93541884936192.

The previous prime is 151313161313143. The next prime is 151313161313173.

It is a happy number.

151313161313151 is a `hidden beast` number, since 1 + 5 + 1 + 3 + 1 + 3 + 1 + 613 + 1 + 31 + 5 + 1 = 666.

151313161313151 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 151313161313151 - 23 = 151313161313143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151313161313651) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6999719095 + ... + 6999740711.

It is an arithmetic number, because the mean of its divisors is an integer number (2447801924490).

Almost surely, 2151313161313151 is an apocalyptic number.

151313161313151 is a deficient number, since it is larger than the sum of its proper divisors (83675823437889).

151313161313151 is a wasteful number, since it uses less digits than its factorization.

151313161313151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25945 (or 25942 counting only the distinct ones).

The product of its digits is 12150, while the sum is 36.

The spelling of 151313161313151 in words is "one hundred fifty-one trillion, three hundred thirteen billion, one hundred sixty-one million, three hundred thirteen thousand, one hundred fifty-one".

Divisors: 1 3 9 19 57 73 137 171 219 411 657 1233 1387 2603 4093 4161 7809 10001 12279 12483 21617 23427 30003 36837 64851 77767 90009 190019 194553 233301 298789 410723 560741 570057 699903 896367 1232169 1578041 1682223 1710171 2689101 2961529 3696507 4734123 5046669 5676991 8884587 10654079 14202369 17030973 26653761 29982779 31962237 40934093 51092919 56269051 88478381 89948337 95886711 122802279 168807153 216191617 265435143 269845011 368406837 506421459 648574851 777747767 796305429 1681089239 1945724553 2333243301 4107640723 5043267717 6458921813 6999729903 12121538197 12322922169 15129803151 19376765439 36364614591 36968766507 58130296317 109093843773 122719514447 230309225743 368158543341 690927677229 884872288381 1104475630023 2072783031687 2654616865143 7963850595429 16812573479239 50437720437717 151313161313151