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56193801 = 318731267
BaseRepresentation
bin1101011001011…
…1001100001001
310220201221101220
43112113030021
5103341200201
65324232253
71251432216
oct326271411
9126657356
1056193801
11297a1264
121699b689
13b846691
14766ab0d
154e00036
hex3597309

56193801 has 4 divisors (see below), whose sum is σ = 74925072. Its totient is φ = 37462532.

The previous prime is 56193791. The next prime is 56193827. The reversal of 56193801 is 10839165.

56193801 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 56193801 - 25 = 56193769 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56193601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9365631 + ... + 9365636.

It is an arithmetic number, because the mean of its divisors is an integer number (18731268).

Almost surely, 256193801 is an apocalyptic number.

It is an amenable number.

56193801 is a deficient number, since it is larger than the sum of its proper divisors (18731271).

56193801 is a wasteful number, since it uses less digits than its factorization.

56193801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18731270.

The product of its (nonzero) digits is 6480, while the sum is 33.

The square root of 56193801 is about 7496.2524637315. The cubic root of 56193801 is about 383.0270712367.

The spelling of 56193801 in words is "fifty-six million, one hundred ninety-three thousand, eight hundred one".

Divisors: 1 3 18731267 56193801