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869828968 = 231910156659
BaseRepresentation
bin110011110110001…
…000100101101000
32020121201220000201
4303312020211220
53240134011333
6222151241544
730361265341
oct6366104550
92217656021
10869828968
11406aa5418
122033792b4
1310b2918c8
14837450c8
155156c17d
hex33d88968

869828968 has 32 divisors (see below), whose sum is σ = 1733796000. Its totient is φ = 407937600.

The previous prime is 869828959. The next prime is 869828977.

869828968 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (869828959) and next prime (869828977).

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, 12978 + ... + 43681.

It is an arithmetic number, because the mean of its divisors is an integer number (54181125).

Almost surely, 2869828968 is an apocalyptic number.

It is an amenable number.

869828968 is a deficient number, since it is larger than the sum of its proper divisors (863967032).

869828968 is a wasteful number, since it uses less digits than its factorization.

869828968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56785 (or 56781 counting only the distinct ones).

The product of its digits is 23887872, while the sum is 64.

The square root of 869828968 is about 29492.8630010720. The cubic root of 869828968 is about 954.5777097348.

The spelling of 869828968 in words is "eight hundred sixty-nine million, eight hundred twenty-eight thousand, nine hundred sixty-eight".

Divisors: 1 2 4 8 19 38 76 101 152 202 404 808 1919 3838 7676 15352 56659 113318 226636 453272 1076521 2153042 4306084 5722559 8612168 11445118 22890236 45780472 108728621 217457242 434914484 869828968