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12534486 = 232279203
BaseRepresentation
bin101111110100…
…001011010110
3212120211002020
4233310023112
511202100421
61124354010
7211353456
oct57641326
925524066
1012534486
117091388
124245906
13279b373
141943d66
151178dc6
hexbf42d6

12534486 has 16 divisors (see below), whose sum is σ = 25182144. Its totient is φ = 4159304.

The previous prime is 12534461. The next prime is 12534523. The reversal of 12534486 is 68443521.

It is a super-2 number, since 2×125344862 = 314226678568392, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

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, 3240 + ... + 5963.

It is an arithmetic number, because the mean of its divisors is an integer number (1573884).

Almost surely, 212534486 is an apocalyptic number.

12534486 is an abundant number, since it is smaller than the sum of its proper divisors (12647658).

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

12534486 is a wasteful number, since it uses less digits than its factorization.

12534486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9435.

The product of its digits is 23040, while the sum is 33.

The square root of 12534486 is about 3540.4076036524. The cubic root of 12534486 is about 232.2926721516.

The spelling of 12534486 in words is "twelve million, five hundred thirty-four thousand, four hundred eighty-six".

Divisors: 1 2 3 6 227 454 681 1362 9203 18406 27609 55218 2089081 4178162 6267243 12534486