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23025524320 = 255143909527
BaseRepresentation
bin10101011100011011…
…011001111001100000
32012102200120211101001
4111130123121321200
5334124013234240
614324444521344
71443410504341
oct253433317140
965380524331
1023025524320
119846343247
124567250254
13222c457c06
1411860540c8
158eb6a289a
hex55c6d9e60

23025524320 has 24 divisors (see below), whose sum is σ = 54397801584. Its totient is φ = 9210209664.

The previous prime is 23025524309. The next prime is 23025524321. The reversal of 23025524320 is 2342552032.

It is a happy number.

It is a super-2 number, since 2×230255243202 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23025524321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71954604 + ... + 71954923.

It is an arithmetic number, because the mean of its divisors is an integer number (2266575066).

Almost surely, 223025524320 is an apocalyptic number.

23025524320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23025524320 is an abundant number, since it is smaller than the sum of its proper divisors (31372277264).

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

23025524320 is a wasteful number, since it uses less digits than its factorization.

23025524320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143909542 (or 143909534 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 28.

The spelling of 23025524320 in words is "twenty-three billion, twenty-five million, five hundred twenty-four thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 143909527 287819054 575638108 719547635 1151276216 1439095270 2302552432 2878190540 4605104864 5756381080 11512762160 23025524320