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56044061 = 231124251
BaseRepresentation
bin1101010111001…
…0101000011101
310220110022222222
43111302220131
5103321402221
65321115125
71250236523
oct325625035
9126408888
1056044061
11296a9807
1216928aa5
13b7c3488
14762c313
154dc09ab
hex3572a1d

56044061 has 4 divisors (see below), whose sum is σ = 56070624. Its totient is φ = 56017500.

The previous prime is 56044039. The next prime is 56044073. The reversal of 56044061 is 16044065.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 16044065 = 53208813.

It is a cyclic number.

It is not a de Polignac number, because 56044061 - 26 = 56043997 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 56044061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56044081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9815 + ... + 14436.

It is an arithmetic number, because the mean of its divisors is an integer number (14017656).

Almost surely, 256044061 is an apocalyptic number.

It is an amenable number.

56044061 is a deficient number, since it is larger than the sum of its proper divisors (26563).

56044061 is a wasteful number, since it uses less digits than its factorization.

56044061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26562.

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

The square root of 56044061 is about 7486.2581440931. The cubic root of 56044061 is about 382.6865503224.

The spelling of 56044061 in words is "fifty-six million, forty-four thousand, sixty-one".

Divisors: 1 2311 24251 56044061