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12671252 = 22111923659
BaseRepresentation
bin110000010101…
…100100010100
3212211202200122
4300111210110
511220440002
61131331112
7212463266
oct60254424
925752618
1012671252
117175110
1242b0a98
1328186a9
14197bb36
1511a46a2
hexc15914

12671252 has 48 divisors (see below), whose sum is σ = 26611200. Its totient is φ = 5211360.

The previous prime is 12671249. The next prime is 12671287. The reversal of 12671252 is 25217621.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18899 + ... + 19557.

It is an arithmetic number, because the mean of its divisors is an integer number (554400).

Almost surely, 212671252 is an apocalyptic number.

It is an amenable number.

12671252 is an abundant number, since it is smaller than the sum of its proper divisors (13939948).

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

12671252 is a wasteful number, since it uses less digits than its factorization.

12671252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 716 (or 714 counting only the distinct ones).

The product of its digits is 1680, while the sum is 26.

The square root of 12671252 is about 3559.6702094436. The cubic root of 12671252 is about 233.1344800128.

Adding to 12671252 its reverse (25217621), we get a palindrome (37888873).

The spelling of 12671252 in words is "twelve million, six hundred seventy-one thousand, two hundred fifty-two".

Divisors: 1 2 4 11 19 22 23 38 44 46 76 92 209 253 418 437 506 659 836 874 1012 1318 1748 2636 4807 7249 9614 12521 14498 15157 19228 25042 28996 30314 50084 60628 137731 166727 275462 287983 333454 550924 575966 666908 1151932 3167813 6335626 12671252