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12625000120 = 235315625003
BaseRepresentation
bin10111100001000001…
…00011011010111000
31012120212011110100001
423300200203122320
5201324000000440
65444433322344
7624600505345
oct136040433270
935525143301
1012625000120
1153995354a7
1225441063b4
1312627a4695
1487aa317cc
154dd57ab9a
hex2f08236b8

12625000120 has 16 divisors (see below), whose sum is σ = 28406250360. Its totient is φ = 5050000032.

The previous prime is 12625000117. The next prime is 12625000163. The reversal of 12625000120 is 2100052621.

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, 157812462 + ... + 157812541.

Almost surely, 212625000120 is an apocalyptic number.

12625000120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12625000120 is an abundant number, since it is smaller than the sum of its proper divisors (15781250240).

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

12625000120 is a wasteful number, since it uses less digits than its factorization.

12625000120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315625014 (or 315625010 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 12625000120 its reverse (2100052621), we get a palindrome (14725052741).

The spelling of 12625000120 in words is "twelve billion, six hundred twenty-five million, one hundred twenty", and thus it is an aban number.

Divisors: 1 2 4 5 8 10 20 40 315625003 631250006 1262500012 1578125015 2525000024 3156250030 6312500060 12625000120