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56064037 = 89661953
BaseRepresentation
bin1101010111011…
…1100000100101
310220111100101211
43111313200211
5103323022122
65321351421
71250352001
oct325674045
9126440354
1056064037
1129712817
1216938571
13b7cc5b3
147635701
154dc6877
hex3577825

56064037 has 8 divisors (see below), whose sum is σ = 56839320. Its totient is φ = 55292160.

The previous prime is 56064017. The next prime is 56064067. The reversal of 56064037 is 73046065.

It can be written as a sum of positive squares in 4 ways, for example, as 6305121 + 49758916 = 2511^2 + 7054^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-56064037 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 (56064007) 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, 58353 + ... + 59305.

It is an arithmetic number, because the mean of its divisors is an integer number (7104915).

Almost surely, 256064037 is an apocalyptic number.

It is an amenable number.

56064037 is a deficient number, since it is larger than the sum of its proper divisors (775283).

56064037 is an equidigital number, since it uses as much as digits as its factorization.

56064037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1703.

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 56064037 is about 7487.5922031051. The cubic root of 56064037 is about 382.7320124006.

The spelling of 56064037 in words is "fifty-six million, sixty-four thousand, thirty-seven".

Divisors: 1 89 661 953 58829 84817 629933 56064037