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23112564430151 = 731711500133993
BaseRepresentation
bin1010100000101010100000…
…01100010101010101000111
310000211112120100120022022102
411100111100030111111013
511012134012443231101
6121053433204022315
74603553615113130
oct520252014252507
9100745510508272
1023112564430151
117400a90094189
12271345309199b
13cb86756ab511
1459c922b5ac87
152a13268c886b
hex150550315547

23112564430151 has 16 divisors (see below), whose sum is σ = 27650469777408. Its totient is φ = 18901688299200.

The previous prime is 23112564430117. The next prime is 23112564430279. The reversal of 23112564430151 is 15103446521132.

It is not a de Polignac number, because 23112564430151 - 234 = 23095384560967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23112564430951) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 750051590 + ... + 750082403.

It is an arithmetic number, because the mean of its divisors is an integer number (1728154361088).

Almost surely, 223112564430151 is an apocalyptic number.

23112564430151 is a deficient number, since it is larger than the sum of its proper divisors (4537905347257).

23112564430151 is a wasteful number, since it uses less digits than its factorization.

23112564430151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1500134102.

The product of its (nonzero) digits is 86400, while the sum is 38.

The spelling of 23112564430151 in words is "twenty-three trillion, one hundred twelve billion, five hundred sixty-four million, four hundred thirty thousand, one hundred fifty-one".

Divisors: 1 7 31 71 217 497 2201 15407 1500133993 10500937951 46504153783 106509513503 325529076481 745566594521 3301794918593 23112564430151