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12745625308 = 2213245108179
BaseRepresentation
bin10111101111011001…
…01100111011011100
31012220021010211222121
423313230230323130
5202100340002213
65504422552324
7630564012313
oct136754547334
935807124877
1012745625308
115450633a39
1225785986a4
13128178a030
1488ca7127a
154e8e5688d
hex2f7b2cedc

12745625308 has 12 divisors (see below), whose sum is σ = 24020601640. Its totient is φ = 5882596272.

The previous prime is 12745625281. The next prime is 12745625323. The reversal of 12745625308 is 80352654721.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122554038 + ... + 122554141.

Almost surely, 212745625308 is an apocalyptic number.

It is an amenable number.

12745625308 is a deficient number, since it is larger than the sum of its proper divisors (11274976332).

12745625308 is a wasteful number, since it uses less digits than its factorization.

12745625308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245108196 (or 245108194 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 43.

The spelling of 12745625308 in words is "twelve billion, seven hundred forty-five million, six hundred twenty-five thousand, three hundred eight".

Divisors: 1 2 4 13 26 52 245108179 490216358 980432716 3186406327 6372812654 12745625308