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12580696285 = 523701156059
BaseRepresentation
bin10111011011101111…
…00011000011011101
31012110202210120220021
423231313203003131
5201231124240120
65440211552141
7623522103553
oct135567430335
935422716807
1012580696285
115376525363
1225312bb651
131256561bb1
14874bbbbd3
154d9728aaa
hex2edde30dd

12580696285 has 16 divisors (see below), whose sum is σ = 15775793280. Its totient is φ = 9613172800.

The previous prime is 12580696267. The next prime is 12580696313. The reversal of 12580696285 is 58269608521.

It is not a de Polignac number, because 12580696285 - 29 = 12580695773 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2586 + ... + 158644.

It is an arithmetic number, because the mean of its divisors is an integer number (985987080).

Almost surely, 212580696285 is an apocalyptic number.

It is an amenable number.

12580696285 is a deficient number, since it is larger than the sum of its proper divisors (3195096995).

12580696285 is a wasteful number, since it uses less digits than its factorization.

12580696285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156788.

The product of its (nonzero) digits is 2073600, while the sum is 52.

The spelling of 12580696285 in words is "twelve billion, five hundred eighty million, six hundred ninety-six thousand, two hundred eighty-five".

Divisors: 1 5 23 115 701 3505 16123 80615 156059 780295 3589357 17946785 109397359 546986795 2516139257 12580696285