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12602086904 = 2311143205533
BaseRepresentation
bin10111011110010010…
…01001010111111000
31012112021001100022102
423233021021113320
5201302113240104
65442254242532
7624201654101
oct135711112770
935467040272
1012602086904
115387605460
1225384b6448
13125ab11274
148779893a8
154db551a1e
hex2ef2495f8

12602086904 has 16 divisors (see below), whose sum is σ = 25776996120. Its totient is φ = 5728221280.

The previous prime is 12602086877. The next prime is 12602086919. The reversal of 12602086904 is 40968020621.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71602679 + ... + 71602854.

Almost surely, 212602086904 is an apocalyptic number.

It is an amenable number.

12602086904 is an abundant number, since it is smaller than the sum of its proper divisors (13174909216).

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

12602086904 is a wasteful number, since it uses less digits than its factorization.

12602086904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143205550 (or 143205546 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 38.

The spelling of 12602086904 in words is "twelve billion, six hundred two million, eighty-six thousand, nine hundred four".

Divisors: 1 2 4 8 11 22 44 88 143205533 286411066 572822132 1145644264 1575260863 3150521726 6301043452 12602086904