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56130370 = 25192961167
BaseRepresentation
bin1101011000011…
…1101101000010
310220121201101121
43112013231002
5103332132440
65323022454
71251046252
oct326075502
9126551347
1056130370
112975863a
121696aa2a
13b82384a
147651962
154ddb34a
hex3587b42

56130370 has 64 divisors (see below), whose sum is σ = 112492800. Its totient is φ = 20079360.

The previous prime is 56130359. The next prime is 56130391. The reversal of 56130370 is 7303165.

It is a happy number.

56130370 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 31 ways as a sum of consecutive naturals, for example, 336027 + ... + 336193.

It is an arithmetic number, because the mean of its divisors is an integer number (1757700).

Almost surely, 256130370 is an apocalyptic number.

56130370 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

56130370 is a wasteful number, since it uses less digits than its factorization.

56130370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283.

The product of its (nonzero) digits is 1890, while the sum is 25.

The square root of 56130370 is about 7492.0204217554. The cubic root of 56130370 is about 382.8828979348.

The spelling of 56130370 in words is "fifty-six million, one hundred thirty thousand, three hundred seventy".

Divisors: 1 2 5 10 19 29 38 58 61 95 122 145 167 190 290 305 334 551 610 835 1102 1159 1670 1769 2318 2755 3173 3538 4843 5510 5795 6346 8845 9686 10187 11590 15865 17690 20374 24215 31730 33611 48430 50935 67222 92017 101870 168055 184034 193553 295423 336110 387106 460085 590846 920170 967765 1477115 1935530 2954230 5613037 11226074 28065185 56130370