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56013357 = 3103181273
BaseRepresentation
bin1101010110101…
…1001000101101
310220101202212210
43111223020231
5103314411412
65320321033
71250051151
oct325531055
9126352783
1056013357
1129688734
1216913179
13b7b24ca
147621061
154db683c
hex356b22d

56013357 has 8 divisors (see below), whose sum is σ = 75409984. Its totient is φ = 36979488.

The previous prime is 56013319. The next prime is 56013359. The reversal of 56013357 is 75331065.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56013357 - 28 = 56013101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56013359) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90328 + ... + 90945.

It is an arithmetic number, because the mean of its divisors is an integer number (9426248).

Almost surely, 256013357 is an apocalyptic number.

It is an amenable number.

56013357 is a deficient number, since it is larger than the sum of its proper divisors (19396627).

56013357 is a wasteful number, since it uses less digits than its factorization.

56013357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181379.

The product of its (nonzero) digits is 9450, while the sum is 30.

The square root of 56013357 is about 7484.2071724398. The cubic root of 56013357 is about 382.6166520195.

The spelling of 56013357 in words is "fifty-six million, thirteen thousand, three hundred fifty-seven".

Divisors: 1 3 103 309 181273 543819 18671119 56013357