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12745014860 = 2253533180371
BaseRepresentation
bin10111101111010100…
…10111111001001100
31012220012222211121102
423313222113321030
5202100210433420
65504401522232
7630555560504
oct136752277114
935805884542
1012745014860
115450257336
122578343378
131281605216
1488c952a04
154e8d85a75
hex2f7a97e4c

12745014860 has 24 divisors (see below), whose sum is σ = 26772255216. Its totient is φ = 5096534720.

The previous prime is 12745014853. The next prime is 12745014871. The reversal of 12745014860 is 6841054721.

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, 19526 + ... + 160845.

It is an arithmetic number, because the mean of its divisors is an integer number (1115510634).

Almost surely, 212745014860 is an apocalyptic number.

12745014860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12745014860 is an abundant number, since it is smaller than the sum of its proper divisors (14027240356).

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

12745014860 is a wasteful number, since it uses less digits than its factorization.

12745014860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183913 (or 183911 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 38.

The spelling of 12745014860 in words is "twelve billion, seven hundred forty-five million, fourteen thousand, eight hundred sixty".

Divisors: 1 2 4 5 10 20 3533 7066 14132 17665 35330 70660 180371 360742 721484 901855 1803710 3607420 637250743 1274501486 2549002972 3186253715 6372507430 12745014860