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23796071957 = 731335930253
BaseRepresentation
bin10110001010010110…
…110011111000010101
32021102101111201000102
4112022112303320111
5342213243300312
614533132223445
71501455163040
oct261226637025
967371451012
1023796071957
11a101298079
12474130ab85
132322c98168
14121a513c57
1594415cec2
hex58a5b3e15

23796071957 has 16 divisors (see below), whose sum is σ = 27359297280. Its totient is φ = 20274164352.

The previous prime is 23796071947. The next prime is 23796071987. The reversal of 23796071957 is 75917069732.

It is a cyclic number.

It is not a de Polignac number, because 23796071957 - 210 = 23796070933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23796071947) 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, 771443 + ... + 801695.

It is an arithmetic number, because the mean of its divisors is an integer number (1709956080).

Almost surely, 223796071957 is an apocalyptic number.

It is an amenable number.

23796071957 is a deficient number, since it is larger than the sum of its proper divisors (3563225323).

23796071957 is a wasteful number, since it uses less digits than its factorization.

23796071957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30932.

The product of its (nonzero) digits is 5000940, while the sum is 56.

The spelling of 23796071957 in words is "twenty-three billion, seven hundred ninety-six million, seventy-one thousand, nine hundred fifty-seven".

Divisors: 1 7 313 359 2191 2513 30253 112367 211771 786569 9469189 10860827 66284323 76025789 3399438851 23796071957