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13256324 = 225216361
BaseRepresentation
bin110010100100…
…011010000100
3220221111020222
4302210122010
511343200244
61152043512
7220451114
oct62443204
926844228
1013256324
117534744
124533598
132991aa3
141a91044
15126cbee
hexca4684

13256324 has 12 divisors (see below), whose sum is σ = 23246748. Its totient is φ = 6614400.

The previous prime is 13256239. The next prime is 13256333. The reversal of 13256324 is 42365231.

It can be written as a sum of positive squares in 2 ways, for example, as 3534400 + 9721924 = 1880^2 + 3118^2 .

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 13256293 and 13256302.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1097 + ... + 5264.

It is an arithmetic number, because the mean of its divisors is an integer number (1937229).

Almost surely, 213256324 is an apocalyptic number.

It is an amenable number.

13256324 is a deficient number, since it is larger than the sum of its proper divisors (9990424).

13256324 is a wasteful number, since it uses less digits than its factorization.

13256324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6886 (or 6884 counting only the distinct ones).

The product of its digits is 4320, while the sum is 26.

The square root of 13256324 is about 3640.9235092213. The cubic root of 13256324 is about 236.6688152508.

The spelling of 13256324 in words is "thirteen million, two hundred fifty-six thousand, three hundred twenty-four".

Divisors: 1 2 4 521 1042 2084 6361 12722 25444 3314081 6628162 13256324