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56200823 = 720873847
BaseRepresentation
bin1101011001100…
…0111001110111
310220202022000222
43112120321313
5103341411243
65324324555
71251461540
oct326307167
9126668028
1056200823
11297a6568
12169a375b
13b849933
14766d4c7
154e02168
hex3598e77

56200823 has 8 divisors (see below), whose sum is σ = 64276992. Its totient is φ = 48136536.

The previous prime is 56200813. The next prime is 56200847. The reversal of 56200823 is 32800265.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56200823 - 210 = 56199799 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56200792 and 56200801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56200813) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12686 + ... + 16532.

It is an arithmetic number, because the mean of its divisors is an integer number (8034624).

Almost surely, 256200823 is an apocalyptic number.

56200823 is a deficient number, since it is larger than the sum of its proper divisors (8076169).

56200823 is a wasteful number, since it uses less digits than its factorization.

56200823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5941.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 56200823 is about 7496.7208164637. The cubic root of 56200823 is about 383.0430249779.

The spelling of 56200823 in words is "fifty-six million, two hundred thousand, eight hundred twenty-three".

Divisors: 1 7 2087 3847 14609 26929 8028689 56200823