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56312455 = 561184631
BaseRepresentation
bin1101011011010…
…0001010000111
310220221222011111
43112310022013
5103403444310
65330545451
71252435153
oct326641207
9126858144
1056312455
1129872421
1216a38287
13b8886a4
14769c063
154e2528a
hex35b4287

56312455 has 8 divisors (see below), whose sum is σ = 68683104. Its totient is φ = 44311200.

The previous prime is 56312437. The next prime is 56312471. The reversal of 56312455 is 55421365.

56312455 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 56312455 - 211 = 56310407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 92011 + ... + 92620.

It is an arithmetic number, because the mean of its divisors is an integer number (8585388).

Almost surely, 256312455 is an apocalyptic number.

56312455 is a deficient number, since it is larger than the sum of its proper divisors (12370649).

56312455 is a wasteful number, since it uses less digits than its factorization.

56312455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184697.

The product of its digits is 18000, while the sum is 31.

The square root of 56312455 is about 7504.1625115665. The cubic root of 56312455 is about 383.2964707254.

The spelling of 56312455 in words is "fifty-six million, three hundred twelve thousand, four hundred fifty-five".

Divisors: 1 5 61 305 184631 923155 11262491 56312455