Search a number
-
+
56444705 = 559319037
BaseRepresentation
bin1101011101010…
…0011100100001
310221012200120122
43113110130201
5103422212310
65333450025
71253525552
oct327243441
9127180518
1056444705
1129952819
1216aa0915
13b903945
1476d4329
154e4e555
hex35d4721

56444705 has 8 divisors (see below), whose sum is σ = 67851432. Its totient is φ = 45077248.

The previous prime is 56444683. The next prime is 56444711. The reversal of 56444705 is 50744465.

56444705 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 29584 + 56415121 = 172^2 + 7511^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 56444705 - 220 = 55396129 is a prime.

It is a Duffinian 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, 6554 + ... + 12483.

It is an arithmetic number, because the mean of its divisors is an integer number (8481429).

Almost surely, 256444705 is an apocalyptic number.

It is an amenable number.

56444705 is a deficient number, since it is larger than the sum of its proper divisors (11406727).

56444705 is a wasteful number, since it uses less digits than its factorization.

56444705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19635.

The product of its (nonzero) digits is 67200, while the sum is 35.

The square root of 56444705 is about 7512.9691201282. The cubic root of 56444705 is about 383.5962938422.

The spelling of 56444705 in words is "fifty-six million, four hundred forty-four thousand, seven hundred five".

Divisors: 1 5 593 2965 19037 95185 11288941 56444705