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56028027 = 3113745887
BaseRepresentation
bin1101010110111…
…0101101111011
310220102112000010
43111232231323
5103320344102
65320513003
71250142006
oct325565573
9126375003
1056028027
1129698760
121691b763
13b7b90a3
14762653d
154dbad6c
hex356eb7b

56028027 has 16 divisors (see below), whose sum is σ = 83699712. Its totient is φ = 33037920.

The previous prime is 56028001. The next prime is 56028041. The reversal of 56028027 is 72082065.

It is not a de Polignac number, because 56028027 - 26 = 56027963 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56027985 and 56028003.

It is not an unprimeable number, because it can be changed into a prime (56028047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21723 + ... + 24164.

It is an arithmetic number, because the mean of its divisors is an integer number (5231232).

Almost surely, 256028027 is an apocalyptic number.

56028027 is a deficient number, since it is larger than the sum of its proper divisors (27671685).

56028027 is a wasteful number, since it uses less digits than its factorization.

56028027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45938.

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 56028027 is about 7485.1871720085. The cubic root of 56028027 is about 382.6500517694.

The spelling of 56028027 in words is "fifty-six million, twenty-eight thousand, twenty-seven".

Divisors: 1 3 11 33 37 111 407 1221 45887 137661 504757 1514271 1697819 5093457 18676009 56028027