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56880523 = 728913043
BaseRepresentation
bin1101100011111…
…0110110001011
310222000211102001
43120332312023
5104030134043
65351051431
71260322300
oct330766613
9128024361
1056880523
112a1201a7
1217070b77
13ba2711b
1477a90a7
154ed874d
hex363ed8b

56880523 has 12 divisors (see below), whose sum is σ = 66915720. Its totient is φ = 48203232.

The previous prime is 56880469. The next prime is 56880557. The reversal of 56880523 is 32508865.

It is not a de Polignac number, because 56880523 - 221 = 54783371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56880563) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2161 + ... + 10882.

It is an arithmetic number, because the mean of its divisors is an integer number (5576310).

Almost surely, 256880523 is an apocalyptic number.

56880523 is a deficient number, since it is larger than the sum of its proper divisors (10035197).

56880523 is a wasteful number, since it uses less digits than its factorization.

56880523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13146 (or 13139 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 37.

The square root of 56880523 is about 7541.9177269445. The cubic root of 56880523 is about 384.5810318354.

The spelling of 56880523 in words is "fifty-six million, eight hundred eighty thousand, five hundred twenty-three".

Divisors: 1 7 49 89 623 4361 13043 91301 639107 1160827 8125789 56880523