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56653045 = 511330609
BaseRepresentation
bin1101100000011…
…1010011110101
310221121021100221
43120013103311
5104000344140
65342134341
71255354141
oct330072365
9127537327
1056653045
1129a852a9
1216b813b1
13b977717
14774a221
154e9114a
hex36074f5

56653045 has 4 divisors (see below), whose sum is σ = 67983660. Its totient is φ = 45322432.

The previous prime is 56653043. The next prime is 56653057. The reversal of 56653045 is 54035665.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 37834801 + 18818244 = 6151^2 + 4338^2 .

It is a cyclic number.

It is not a de Polignac number, because 56653045 - 21 = 56653043 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56653045.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56653043) 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, 5665300 + ... + 5665309.

It is an arithmetic number, because the mean of its divisors is an integer number (16995915).

Almost surely, 256653045 is an apocalyptic number.

It is an amenable number.

56653045 is a deficient number, since it is larger than the sum of its proper divisors (11330615).

56653045 is a wasteful number, since it uses less digits than its factorization.

56653045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11330614.

The product of its (nonzero) digits is 54000, while the sum is 34.

The square root of 56653045 is about 7526.8217064044. The cubic root of 56653045 is about 384.0676715408.

The spelling of 56653045 in words is "fifty-six million, six hundred fifty-three thousand, forty-five".

Divisors: 1 5 11330609 56653045