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56944225 = 5213832111
BaseRepresentation
bin1101100100111…
…0011001100001
310222011001210101
43121032121201
5104034203400
65352302401
71261006102
oct331163141
9128131711
1056944225
112a164048
12170a1a01
13ba4a110
1477c43a9
154eec56a
hex364e661

56944225 has 24 divisors (see below), whose sum is σ = 76995072. Its totient is φ = 41524800.

The previous prime is 56944211. The next prime is 56944243. The reversal of 56944225 is 52244965.

56944225 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 56944225 - 211 = 56942177 is a prime.

It is a Duffinian 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 23 ways as a sum of consecutive naturals, for example, 25920 + ... + 28030.

It is an arithmetic number, because the mean of its divisors is an integer number (3208128).

Almost surely, 256944225 is an apocalyptic number.

It is an amenable number.

56944225 is a deficient number, since it is larger than the sum of its proper divisors (20050847).

56944225 is a wasteful number, since it uses less digits than its factorization.

56944225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2217 (or 2212 counting only the distinct ones).

The product of its digits is 86400, while the sum is 37.

The square root of 56944225 is about 7546.1397416162. The cubic root of 56944225 is about 384.7245457587.

The spelling of 56944225 in words is "fifty-six million, nine hundred forty-four thousand, two hundred twenty-five".

Divisors: 1 5 13 25 65 83 325 415 1079 2075 2111 5395 10555 26975 27443 52775 137215 175213 686075 876065 2277769 4380325 11388845 56944225