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12684829206 = 237302019743
BaseRepresentation
bin10111101000001001…
…10010001000010110
31012202000202002102010
423310010302020112
5201434304013311
65454411525050
7626225161230
oct136404621026
935660662363
1012684829206
11541a289a25
122560159786
131271cc18ca
14884967250
154e3947da6
hex2f4132216

12684829206 has 16 divisors (see below), whose sum is σ = 28993895424. Its totient is φ = 3624236904.

The previous prime is 12684829193. The next prime is 12684829217. The reversal of 12684829206 is 60292848621.

It is a happy number.

It is a congruent number.

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, 151009830 + ... + 151009913.

It is an arithmetic number, because the mean of its divisors is an integer number (1812118464).

Almost surely, 212684829206 is an apocalyptic number.

12684829206 is an abundant number, since it is smaller than the sum of its proper divisors (16309066218).

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

12684829206 is a wasteful number, since it uses less digits than its factorization.

12684829206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302019755.

The product of its (nonzero) digits is 663552, while the sum is 48.

The spelling of 12684829206 in words is "twelve billion, six hundred eighty-four million, eight hundred twenty-nine thousand, two hundred six".

Divisors: 1 2 3 6 7 14 21 42 302019743 604039486 906059229 1812118458 2114138201 4228276402 6342414603 12684829206