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12683125 = 54713223
BaseRepresentation
bin110000011000…
…011101110101
3212212100222101
4300120131311
511221330000
61131502101
7212543020
oct60303565
925770871
1012683125
117183024
1242b7931
132820c10
1419821b7
1511a7e6a
hexc18775

12683125 has 40 divisors (see below), whose sum is σ = 19593728. Its totient is φ = 7992000.

The previous prime is 12683113. The next prime is 12683129. The reversal of 12683125 is 52138621.

12683125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12683125 - 29 = 12682613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12683093 and 12683102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12683129) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 56764 + ... + 56986.

Almost surely, 212683125 is an apocalyptic number.

It is an amenable number.

12683125 is a deficient number, since it is larger than the sum of its proper divisors (6910603).

12683125 is an equidigital number, since it uses as much as digits as its factorization.

12683125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263 (or 248 counting only the distinct ones).

The product of its digits is 2880, while the sum is 28.

The square root of 12683125 is about 3561.3375296369. The cubic root of 12683125 is about 233.2072731771.

The spelling of 12683125 in words is "twelve million, six hundred eighty-three thousand, one hundred twenty-five".

Divisors: 1 5 7 13 25 35 65 91 125 175 223 325 455 625 875 1115 1561 1625 2275 2899 4375 5575 7805 8125 11375 14495 20293 27875 39025 56875 72475 101465 139375 195125 362375 507325 975625 1811875 2536625 12683125