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56048873 = 2574672
BaseRepresentation
bin1101010111001…
…1110011101001
310220110120121012
43111303303221
5103322030443
65321153305
71250256536
oct325636351
9126416535
1056048873
1129702391
121692b835
13b7c571a
14762dd8d
154dc2118
hex3573ce9

56048873 has 6 divisors (see below), whose sum is σ = 56387706. Its totient is φ = 55711232.

The previous prime is 56048833. The next prime is 56048903. The reversal of 56048873 is 37884065.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 55830784 + 218089 = 7472^2 + 467^2 .

It is not a de Polignac number, because 56048873 - 26 = 56048809 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 56048873.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56048833) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 119786 + ... + 120252.

It is an arithmetic number, because the mean of its divisors is an integer number (9397951).

Almost surely, 256048873 is an apocalyptic number.

It is an amenable number.

56048873 is a deficient number, since it is larger than the sum of its proper divisors (338833).

56048873 is an frugal number, since it uses more digits than its factorization.

56048873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1191 (or 724 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 41.

The square root of 56048873 is about 7486.5795260586. The cubic root of 56048873 is about 382.6975026276.

The spelling of 56048873 in words is "fifty-six million, forty-eight thousand, eight hundred seventy-three".

Divisors: 1 257 467 120019 218089 56048873