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56050055 = 511210011
BaseRepresentation
bin1101010111010…
…0000110000111
310220110122012222
43111310012013
5103322100210
65321202555
71250263145
oct325640607
9126418188
1056050055
1129703266
121693045b
13b7c6119
147630595
154dc2655
hex3574187

56050055 has 4 divisors (see below), whose sum is σ = 67260072. Its totient is φ = 44840040.

The previous prime is 56050031. The next prime is 56050061. The reversal of 56050055 is 55005065.

56050055 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 an emirpimes, since its reverse is a distinct semiprime: 55005065 = 511001013.

It is not a de Polignac number, because 56050055 - 212 = 56045959 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 3 ways as a sum of consecutive naturals, for example, 5605001 + ... + 5605010.

It is an arithmetic number, because the mean of its divisors is an integer number (16815018).

Almost surely, 256050055 is an apocalyptic number.

56050055 is a deficient number, since it is larger than the sum of its proper divisors (11210017).

56050055 is a wasteful number, since it uses less digits than its factorization.

56050055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11210016.

The product of its (nonzero) digits is 3750, while the sum is 26.

The square root of 56050055 is about 7486.6584668996. The cubic root of 56050055 is about 382.7001928112.

The spelling of 56050055 in words is "fifty-six million, fifty thousand, fifty-five".

Divisors: 1 5 11210011 56050055