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12610124080 = 245157626551
BaseRepresentation
bin10111011111001111…
…10011100100110000
31012112211011200020121
423233213303210300
5201311142432310
65443142420024
7624330200101
oct135747634460
935484150217
1012610124080
1153910a4954
12253b131614
13125c6965a8
14878a7c3a8
154dc0dd0da
hex2ef9f3930

12610124080 has 20 divisors (see below), whose sum is σ = 29318538672. Its totient is φ = 5044049600.

The previous prime is 12610124071. The next prime is 12610124113. The reversal of 12610124080 is 8042101621.

It is a tau number, because it is divible by the number of its divisors (20).

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, 78813196 + ... + 78813355.

Almost surely, 212610124080 is an apocalyptic number.

12610124080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12610124080 is an abundant number, since it is smaller than the sum of its proper divisors (16708414592).

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

12610124080 is a wasteful number, since it uses less digits than its factorization.

12610124080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157626564 (or 157626558 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 25.

The spelling of 12610124080 in words is "twelve billion, six hundred ten million, one hundred twenty-four thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 40 80 157626551 315253102 630506204 788132755 1261012408 1576265510 2522024816 3152531020 6305062040 12610124080