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23007751160 = 2351992890421
BaseRepresentation
bin10101011011010111…
…100110101111111000
32012101110010212011212
4111123113212233320
5334104441014120
614323011542252
71443103441502
oct253327465770
965343125155
1023007751160
119837303a89
1245612ba988
132228874254
141183948d72
158e9d416c5
hex55b5e6bf8

23007751160 has 32 divisors (see below), whose sum is σ = 52027596000. Its totient is φ = 9156850560.

The previous prime is 23007751139. The next prime is 23007751223. The reversal of 23007751160 is 6115770032.

It is a super-2 number, since 2×230077511602 (a number of 22 digits) contains 22 as substring.

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, 1437251 + ... + 1453170.

It is an arithmetic number, because the mean of its divisors is an integer number (1625862375).

Almost surely, 223007751160 is an apocalyptic number.

23007751160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23007751160 is an abundant number, since it is smaller than the sum of its proper divisors (29019844840).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23007751160 is a wasteful number, since it uses less digits than its factorization.

23007751160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2890631 (or 2890627 counting only the distinct ones).

The product of its (nonzero) digits is 8820, while the sum is 32.

The spelling of 23007751160 in words is "twenty-three billion, seven million, seven hundred fifty-one thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 199 398 796 995 1592 1990 3980 7960 2890421 5780842 11561684 14452105 23123368 28904210 57808420 115616840 575193779 1150387558 2300775116 2875968895 4601550232 5751937790 11503875580 23007751160