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12680882 = 247313431
BaseRepresentation
bin110000010111…
…111010110010
3212212020220022
4300113322302
511221242012
61131443442
7212533334
oct60277262
925766808
1012680882
117181375
1242b6582
13281cba6
141981454
1511a7472
hexc17eb2

12680882 has 16 divisors (see below), whose sum is σ = 19533312. Its totient is φ = 6171360.

The previous prime is 12680873. The next prime is 12680893. The reversal of 12680882 is 28808621.

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 7 ways as a sum of consecutive naturals, for example, 29207 + ... + 29637.

It is an arithmetic number, because the mean of its divisors is an integer number (1220832).

Almost surely, 212680882 is an apocalyptic number.

12680882 is a deficient number, since it is larger than the sum of its proper divisors (6852430).

12680882 is a wasteful number, since it uses less digits than its factorization.

12680882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 793.

The product of its (nonzero) digits is 12288, while the sum is 35.

The square root of 12680882 is about 3561.0226059378. The cubic root of 12680882 is about 233.1935248632.

The spelling of 12680882 in words is "twelve million, six hundred eighty thousand, eight hundred eighty-two".

Divisors: 1 2 47 94 313 431 626 862 14711 20257 29422 40514 134903 269806 6340441 12680882