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12685182482 = 27712179743
BaseRepresentation
bin10111101000001100…
…01000011000010010
31012202001102001000102
423310012020120102
5201434401314412
65454423252402
7626231162210
oct136406103022
935661361012
1012685182482
11541a500395
1225602aa102
1312720b664b
14884a19cb0
154e39b78c2
hex2f4188612

12685182482 has 24 divisors (see below), whose sum is σ = 22056745728. Its totient is φ = 5359906440.

The previous prime is 12685182463. The next prime is 12685182493. The reversal of 12685182482 is 28428158621.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19298 + ... + 160445.

It is an arithmetic number, because the mean of its divisors is an integer number (919031072).

Almost surely, 212685182482 is an apocalyptic number.

12685182482 is a deficient number, since it is larger than the sum of its proper divisors (9371563246).

12685182482 is an equidigital number, since it uses as much as digits as its factorization.

12685182482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179894 (or 179823 counting only the distinct ones).

The product of its digits is 491520, while the sum is 47.

The spelling of 12685182482 in words is "twelve billion, six hundred eighty-five million, one hundred eighty-two thousand, four hundred eighty-two".

Divisors: 1 2 7 14 71 142 497 994 5041 10082 35287 70574 179743 359486 1258201 2516402 12761753 25523506 89332271 178664542 906084463 1812168926 6342591241 12685182482