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12312325 = 52587839
BaseRepresentation
bin101110111101…
…111100000101
3212011112100001
4232331330011
511122443300
61115521301
7206436664
oct56757405
925145301
1012312325
116a4a483
124159231
1327211cc
1418c6ddb
15113316a
hexbbdf05

12312325 has 12 divisors (see below), whose sum is σ = 15311520. Its totient is φ = 9821360.

The previous prime is 12312283. The next prime is 12312331. The reversal of 12312325 is 52321321.

It is not a de Polignac number, because 12312325 - 27 = 12312197 is a prime.

It is a zygodrome in base 5.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14256 + ... + 15094.

It is an arithmetic number, because the mean of its divisors is an integer number (1275960).

Almost surely, 212312325 is an apocalyptic number.

It is an amenable number.

12312325 is a deficient number, since it is larger than the sum of its proper divisors (2999195).

12312325 is an equidigital number, since it uses as much as digits as its factorization.

12312325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1436 (or 1431 counting only the distinct ones).

The product of its digits is 360, while the sum is 19.

The square root of 12312325 is about 3508.8922753484. The cubic root of 12312325 is about 230.9120996373.

Adding to 12312325 its reverse (52321321), we get a palindrome (64633646).

The spelling of 12312325 in words is "twelve million, three hundred twelve thousand, three hundred twenty-five".

Divisors: 1 5 25 587 839 2935 4195 14675 20975 492493 2462465 12312325