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13304845 = 519433257
BaseRepresentation
bin110010110000…
…010000001101
3221000221211001
4302300100031
511401223340
61153100301
7221042431
oct62602015
927027731
1013304845
117568144
124557691
1329aabb8
141aa49c1
15127c29a
hexcb040d

13304845 has 16 divisors (see below), whose sum is σ = 17202240. Its totient is φ = 9846144.

The previous prime is 13304843. The next prime is 13304857. The reversal of 13304845 is 54840331.

13304845 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 13304845 - 21 = 13304843 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13304843) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2457 + ... + 5713.

It is an arithmetic number, because the mean of its divisors is an integer number (1075140).

Almost surely, 213304845 is an apocalyptic number.

It is an amenable number.

13304845 is a deficient number, since it is larger than the sum of its proper divisors (3897395).

13304845 is a wasteful number, since it uses less digits than its factorization.

13304845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3324.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 13304845 is about 3647.5807050701. The cubic root of 13304845 is about 236.9572166061.

The spelling of 13304845 in words is "thirteen million, three hundred four thousand, eight hundred forty-five".

Divisors: 1 5 19 43 95 215 817 3257 4085 16285 61883 140051 309415 700255 2660969 13304845