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56444 = 22103137
BaseRepresentation
bin1101110001111100
32212102112
431301330
53301234
61113152
7323363
oct156174
985375
1056444
1139453
12287b8
131c8cb
14167da
1511ace
hexdc7c

56444 has 12 divisors (see below), whose sum is σ = 100464. Its totient is φ = 27744.

The previous prime is 56443. The next prime is 56453. The reversal of 56444 is 44465.

It is a happy number.

56444 is a modest number, since divided by 444 gives 56 as remainder.

It is a plaindrome in base 15.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 56444.

It is not an unprimeable number, because it can be changed into a prime (56443) 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, 344 + ... + 480.

It is an arithmetic number, because the mean of its divisors is an integer number (8372).

256444 is an apocalyptic number.

It is an amenable number.

56444 is a deficient number, since it is larger than the sum of its proper divisors (44020).

56444 is a wasteful number, since it uses less digits than its factorization.

56444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244 (or 242 counting only the distinct ones).

The product of its digits is 1920, while the sum is 23.

The square root of 56444 is about 237.5794603917. The cubic root of 56444 is about 38.3594696784.

The spelling of 56444 in words is "fifty-six thousand, four hundred forty-four".

Divisors: 1 2 4 103 137 206 274 412 548 14111 28222 56444