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56324000569 = 100375611637
BaseRepresentation
bin110100011101001011…
…000000101100111001
312101101022112200112011
4310131023000230321
51410322421004234
641512550445521
74032522051124
oct643513005471
9171338480464
1056324000569
1121983480301
12aaba9638a1
135407cba8b5
142a2459d3bb
1516e9b7cb64
hexd1d2c0b39

56324000569 has 4 divisors (see below), whose sum is σ = 56329622244. Its totient is φ = 56318378896.

The previous prime is 56324000567. The next prime is 56324000573. The reversal of 56324000569 is 96500042365.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 17045913600 + 39278086969 = 130560^2 + 198187^2 .

It is a cyclic number.

It is not a de Polignac number, because 56324000569 - 21 = 56324000567 is a prime.

It is a super-2 number, since 2×563240005692 (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56324000561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2795782 + ... + 2815855.

It is an arithmetic number, because the mean of its divisors is an integer number (14082405561).

Almost surely, 256324000569 is an apocalyptic number.

It is an amenable number.

56324000569 is a deficient number, since it is larger than the sum of its proper divisors (5621675).

56324000569 is a wasteful number, since it uses less digits than its factorization.

56324000569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5621674.

The product of its (nonzero) digits is 194400, while the sum is 40.

The spelling of 56324000569 in words is "fifty-six billion, three hundred twenty-four million, five hundred sixty-nine", and thus it is an aban number.

Divisors: 1 10037 5611637 56324000569