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56108701 = 115100791
BaseRepresentation
bin1101011000001…
…0011010011101
310220120121200001
43112002122131
5103330434301
65322334301
71250626135
oct326023235
9126517601
1056108701
1129743330
121695a391
13b816a1c
147647ac5
154dd4c01
hex358269d

56108701 has 4 divisors (see below), whose sum is σ = 61209504. Its totient is φ = 51007900.

The previous prime is 56108699. The next prime is 56108713. The reversal of 56108701 is 10780165.

It is a happy number.

56108701 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 56108701 - 21 = 56108699 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56108701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56108401) 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, 2550385 + ... + 2550406.

It is an arithmetic number, because the mean of its divisors is an integer number (15302376).

Almost surely, 256108701 is an apocalyptic number.

It is an amenable number.

56108701 is a deficient number, since it is larger than the sum of its proper divisors (5100803).

56108701 is a wasteful number, since it uses less digits than its factorization.

56108701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5100802.

The product of its (nonzero) digits is 1680, while the sum is 28.

The square root of 56108701 is about 7490.5741435487. The cubic root of 56108701 is about 382.8336212397.

Adding to 56108701 its reverse (10780165), we get a palindrome (66888866).

The spelling of 56108701 in words is "fifty-six million, one hundred eight thousand, seven hundred one".

Divisors: 1 11 5100791 56108701