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13225924 = 223306481
BaseRepresentation
bin110010011100…
…111111000100
3220212221120001
4302130333010
511341212144
61151251044
7220263355
oct62347704
926787501
1013225924
117513918
124519a84
132980cba
141a83d2c
151263bd4
hexc9cfc4

13225924 has 6 divisors (see below), whose sum is σ = 23145374. Its totient is φ = 6612960.

The previous prime is 13225873. The next prime is 13225931. The reversal of 13225924 is 42952231.

It can be written as a sum of positive squares in only one way, i.e., 10562500 + 2663424 = 3250^2 + 1632^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13225892 and 13225901.

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 as a sum of consecutive naturals, namely, 1653237 + ... + 1653244.

Almost surely, 213225924 is an apocalyptic number.

It is an amenable number.

13225924 is a deficient number, since it is larger than the sum of its proper divisors (9919450).

13225924 is a wasteful number, since it uses less digits than its factorization.

13225924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3306485 (or 3306483 counting only the distinct ones).

The product of its digits is 4320, while the sum is 28.

The square root of 13225924 is about 3636.7463480424. The cubic root of 13225924 is about 236.4877635816.

The spelling of 13225924 in words is "thirteen million, two hundred twenty-five thousand, nine hundred twenty-four".

Divisors: 1 2 4 3306481 6612962 13225924