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23970316153 = 7191021176521
BaseRepresentation
bin10110010100101111…
…011111111101111001
32021212112101020010011
4112110233133331321
5343042400104103
615002315021521
71506002216440
oct262457377571
967775336104
1023970316153
11a190689343
12478b73a8a1
132350105234
14123570dd57
159545cad6d
hex594bdff79

23970316153 has 16 divisors (see below), whose sum is σ = 28864877440. Its totient is φ = 19445443200.

The previous prime is 23970316151. The next prime is 23970316207. The reversal of 23970316153 is 35161307932.

It is a cyclic number.

It is not a de Polignac number, because 23970316153 - 21 = 23970316151 is a prime.

It is the 154824-th Hogben number.

It is not an unprimeable number, because it can be changed into a prime (23970316151) by changing a digit.

It is a nontrivial repunit in base 154823.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47533 + ... + 224053.

It is an arithmetic number, because the mean of its divisors is an integer number (1804054840).

Almost surely, 223970316153 is an apocalyptic number.

It is an amenable number.

23970316153 is a deficient number, since it is larger than the sum of its proper divisors (4894561287).

23970316153 is a wasteful number, since it uses less digits than its factorization.

23970316153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177568.

The product of its (nonzero) digits is 102060, while the sum is 40.

The spelling of 23970316153 in words is "twenty-three billion, nine hundred seventy million, three hundred sixteen thousand, one hundred fifty-three".

Divisors: 1 7 19 133 1021 7147 19399 135793 176521 1235647 3353899 23477293 180227941 1261595587 3424330879 23970316153