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13766125 = 53110129
BaseRepresentation
bin110100100000…
…110111101101
3221220101120111
4310200313231
512011004000
61211020021
7225003322
oct64406755
927811514
1013766125
11785276a
12473a611
132b0cb49
141b84b49
15131dcba
hexd20ded

13766125 has 8 divisors (see below), whose sum is σ = 17180280. Its totient is φ = 11012800.

The previous prime is 13766117. The next prime is 13766147. The reversal of 13766125 is 52166731.

It can be written as a sum of positive squares in 4 ways, for example, as 1170724 + 12595401 = 1082^2 + 3549^2 .

It is not a de Polignac number, because 13766125 - 23 = 13766117 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54940 + ... + 55189.

It is an arithmetic number, because the mean of its divisors is an integer number (2147535).

Almost surely, 213766125 is an apocalyptic number.

It is an amenable number.

13766125 is a deficient number, since it is larger than the sum of its proper divisors (3414155).

13766125 is an equidigital number, since it uses as much as digits as its factorization.

13766125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110144 (or 110134 counting only the distinct ones).

The product of its digits is 7560, while the sum is 31.

The square root of 13766125 is about 3710.2729010142. The cubic root of 13766125 is about 239.6646067472.

The spelling of 13766125 in words is "thirteen million, seven hundred sixty-six thousand, one hundred twenty-five".

Divisors: 1 5 25 125 110129 550645 2753225 13766125