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56295169 = 72532409
BaseRepresentation
bin1101011010111…
…1111100000001
310220221002110021
43112233330001
5103402421134
65330333441
71252333600
oct326577401
9126832407
1056295169
1129860437
1216a2a281
13b880868
147695a37
154e200b4
hex35aff01

56295169 has 18 divisors (see below), whose sum is σ = 66908310. Its totient is φ = 47226816.

The previous prime is 56295103. The next prime is 56295179. The reversal of 56295169 is 96159265.

It can be written as a sum of positive squares in 3 ways, for example, as 32626944 + 23668225 = 5712^2 + 4865^2 .

It is not a de Polignac number, because 56295169 - 213 = 56286977 is a prime.

It is a super-2 number, since 2×562951692 = 6338292105477122, which contains 22 as substring.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (56295179) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 137437 + ... + 137845.

Almost surely, 256295169 is an apocalyptic number.

It is an amenable number.

56295169 is a deficient number, since it is larger than the sum of its proper divisors (10613141).

56295169 is an equidigital number, since it uses as much as digits as its factorization.

56295169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529 (or 469 counting only the distinct ones).

The product of its digits is 145800, while the sum is 43.

The square root of 56295169 is about 7503.0106623941. The cubic root of 56295169 is about 383.2572470708.

The spelling of 56295169 in words is "fifty-six million, two hundred ninety-five thousand, one hundred sixty-nine".

Divisors: 1 7 49 53 371 409 2597 2809 2863 19663 20041 21677 137641 151739 1062173 1148881 8042167 56295169