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56294180 = 2252814709
BaseRepresentation
bin1101011010111…
…1101100100100
310220221001002122
43112233230210
5103402403210
65330325112
71252330655
oct326575444
9126831078
1056294180
112985a718
1216a29798
13b880287
14769552c
154e1eb55
hex35afb24

56294180 has 12 divisors (see below), whose sum is σ = 118217820. Its totient is φ = 22517664.

The previous prime is 56294177. The next prime is 56294221. The reversal of 56294180 is 8149265.

It can be written as a sum of positive squares in 2 ways, for example, as 26460736 + 29833444 = 5144^2 + 5462^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 56294180.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1407335 + ... + 1407374.

It is an arithmetic number, because the mean of its divisors is an integer number (9851485).

Almost surely, 256294180 is an apocalyptic number.

It is an amenable number.

56294180 is an abundant number, since it is smaller than the sum of its proper divisors (61923640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56294180 is a wasteful number, since it uses less digits than its factorization.

56294180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2814718 (or 2814716 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 56294180 is about 7502.9447552278. The cubic root of 56294180 is about 383.2550026885.

The spelling of 56294180 in words is "fifty-six million, two hundred ninety-four thousand, one hundred eighty".

Divisors: 1 2 4 5 10 20 2814709 5629418 11258836 14073545 28147090 56294180