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12869672 = 2353127239
BaseRepresentation
bin110001000110…
…000000101000
3220012211212112
4301012000220
511243312142
61135501452
7214250624
oct61060050
926184775
1012869672
1172a01a2
124387888
132887aba
1419d0184
1511e3382
hexc46028

12869672 has 32 divisors (see below), whose sum is σ = 24883200. Its totient is φ = 6237504.

The previous prime is 12869671. The next prime is 12869699. The reversal of 12869672 is 27696821.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12869671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53729 + ... + 53967.

It is an arithmetic number, because the mean of its divisors is an integer number (777600).

Almost surely, 212869672 is an apocalyptic number.

It is an amenable number.

12869672 is a deficient number, since it is larger than the sum of its proper divisors (12013528).

12869672 is a wasteful number, since it uses less digits than its factorization.

12869672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425 (or 421 counting only the distinct ones).

The product of its digits is 72576, while the sum is 41.

The square root of 12869672 is about 3587.4325080759. The cubic root of 12869672 is about 234.3450724928.

The spelling of 12869672 in words is "twelve million, eight hundred sixty-nine thousand, six hundred seventy-two".

Divisors: 1 2 4 8 53 106 127 212 239 254 424 478 508 956 1016 1912 6731 12667 13462 25334 26924 30353 50668 53848 60706 101336 121412 242824 1608709 3217418 6434836 12869672