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56944429 = 2911317377
BaseRepresentation
bin1101100100111…
…0011100101101
310222011002001221
43121032130231
5104034210204
65352303341
71261006513
oct331163455
9128132057
1056944429
112a164213
12170a1b51
13ba4a239
1477c44b3
154eec654
hex364e72d

56944429 has 8 divisors (see below), whose sum is σ = 59432760. Its totient is φ = 54491136.

The previous prime is 56944421. The next prime is 56944451. The reversal of 56944429 is 92444965.

It can be written as a sum of positive squares in 4 ways, for example, as 2036329 + 54908100 = 1427^2 + 7410^2 .

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 56944429 - 23 = 56944421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56944421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5412 + ... + 11965.

It is an arithmetic number, because the mean of its divisors is an integer number (7429095).

Almost surely, 256944429 is an apocalyptic number.

It is an amenable number.

56944429 is a deficient number, since it is larger than the sum of its proper divisors (2488331).

56944429 is a wasteful number, since it uses less digits than its factorization.

56944429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17519.

The product of its digits is 311040, while the sum is 43.

The square root of 56944429 is about 7546.1532584490. The cubic root of 56944429 is about 384.7250051773.

The spelling of 56944429 in words is "fifty-six million, nine hundred forty-four thousand, four hundred twenty-nine".

Divisors: 1 29 113 3277 17377 503933 1963601 56944429