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10257126163 = 131173345181
BaseRepresentation
bin10011000110101111…
…10101001100010011
3222110211120222220121
421203113311030103
5132001311014123
64413445451111
7512116063624
oct114327651423
928424528817
1010257126163
114393975779
121ba3110a97
13c7605662b
146d4375a4b
1540074d75d
hex2635f5313

10257126163 has 8 divisors (see below), whose sum is σ = 10341617616. Its totient is φ = 10172728800.

The previous prime is 10257126157. The next prime is 10257126179. The reversal of 10257126163 is 36162175201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10257126163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10257126133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204433 + ... + 249613.

It is an arithmetic number, because the mean of its divisors is an integer number (1292702202).

Almost surely, 210257126163 is an apocalyptic number.

10257126163 is a deficient number, since it is larger than the sum of its proper divisors (84491453).

10257126163 is a wasteful number, since it uses less digits than its factorization.

10257126163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47045.

The product of its (nonzero) digits is 15120, while the sum is 34.

The spelling of 10257126163 in words is "ten billion, two hundred fifty-seven million, one hundred twenty-six thousand, one hundred sixty-three".

Divisors: 1 131 1733 45181 227023 5918711 78298673 10257126163