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5657255 = 51131451
BaseRepresentation
bin10101100101001010100111
3101122102021222
4111211022213
52422013010
6321130555
766041312
oct25451247
911572258
105657255
11321441a
121a89a5b
131230cb6
14a73979
1576b355
hex5652a7

5657255 has 4 divisors (see below), whose sum is σ = 6788712. Its totient is φ = 4525800.

The previous prime is 5657251. The next prime is 5657261. The reversal of 5657255 is 5527565.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5527565 = 51105513.

It is not a de Polignac number, because 5657255 - 22 = 5657251 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 (5657251) 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, 565721 + ... + 565730.

It is an arithmetic number, because the mean of its divisors is an integer number (1697178).

Almost surely, 25657255 is an apocalyptic number.

5657255 is a deficient number, since it is larger than the sum of its proper divisors (1131457).

5657255 is a wasteful number, since it uses less digits than its factorization.

5657255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1131456.

The product of its digits is 52500, while the sum is 35.

The square root of 5657255 is about 2378.4984759297. The cubic root of 5657255 is about 178.1839511454.

The spelling of 5657255 in words is "five million, six hundred fifty-seven thousand, two hundred fifty-five".

Divisors: 1 5 1131451 5657255