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23015531014 = 275927863839
BaseRepresentation
bin10101011011110101…
…010010001000000110
32012101222210010010121
4111123311102020012
5334113433443024
614323450412154
71443226533340
oct253365221006
965358703117
1023015531014
119840738113
124563a3105a
13222a369408
1411849b2290
158ea87b8e4
hex55bd52206

23015531014 has 16 divisors (see below), whose sum is σ = 40123929600. Its totient is φ = 9696615624.

The previous prime is 23015530991. The next prime is 23015531057. The reversal of 23015531014 is 41013551032.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 23015531014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13931094 + ... + 13932745.

It is an arithmetic number, because the mean of its divisors is an integer number (2507745600).

Almost surely, 223015531014 is an apocalyptic number.

23015531014 is a deficient number, since it is larger than the sum of its proper divisors (17108398586).

23015531014 is a wasteful number, since it uses less digits than its factorization.

23015531014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27863907.

The product of its (nonzero) digits is 1800, while the sum is 25.

The spelling of 23015531014 in words is "twenty-three billion, fifteen million, five hundred thirty-one thousand, fourteen".

Divisors: 1 2 7 14 59 118 413 826 27863839 55727678 195046873 390093746 1643966501 3287933002 11507765507 23015531014