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56076657 = 3713192569
BaseRepresentation
bin1101010111101…
…0100101110001
310220111222201020
43111322211301
5103323423112
65321530053
71250433540
oct325724561
9126458636
1056076657
112972124a
1216943929
13b805270
14763a157
154dca48c
hex357a971

56076657 has 48 divisors (see below), whose sum is σ = 97292160. Its totient is φ = 27972864.

The previous prime is 56076637. The next prime is 56076677. The reversal of 56076657 is 75667065.

It is an interprime number because it is at equal distance from previous prime (56076637) and next prime (56076677).

It is not a de Polignac number, because 56076657 - 27 = 56076529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56076607) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 98269 + ... + 98837.

It is an arithmetic number, because the mean of its divisors is an integer number (2026920).

Almost surely, 256076657 is an apocalyptic number.

56076657 is a gapful number since it is divisible by the number (57) formed by its first and last digit.

It is an amenable number.

56076657 is a deficient number, since it is larger than the sum of its proper divisors (41215503).

56076657 is a wasteful number, since it uses less digits than its factorization.

56076657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630 (or 611 counting only the distinct ones).

The product of its (nonzero) digits is 264600, while the sum is 42.

The square root of 56076657 is about 7488.4348832049. The cubic root of 56076657 is about 382.7607278713.

The spelling of 56076657 in words is "fifty-six million, seventy-six thousand, six hundred fifty-seven".

Divisors: 1 3 7 13 19 21 39 57 91 133 247 273 361 399 569 741 1083 1707 1729 2527 3983 4693 5187 7397 7581 10811 11949 14079 22191 32433 32851 51779 75677 98553 140543 155337 205409 227031 421629 616227 983801 1437863 2670317 2951403 4313589 8010951 18692219 56076657