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25313052 = 2232109421
BaseRepresentation
bin110000010001…
…1111100011100
31202122000222110
41200203330130
522440004202
62302314020
7425104662
oct140437434
952560873
1025313052
111331a086
128588910
13532384b
14350cc32
15235026c
hex1823f1c

25313052 has 12 divisors (see below), whose sum is σ = 59063816. Its totient is φ = 8437680.

The previous prime is 25313033. The next prime is 25313059. The reversal of 25313052 is 25031352.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25313059) 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, 1054699 + ... + 1054722.

Almost surely, 225313052 is an apocalyptic number.

It is an amenable number.

25313052 is an abundant number, since it is smaller than the sum of its proper divisors (33750764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25313052 is a wasteful number, since it uses less digits than its factorization.

25313052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2109428 (or 2109426 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 25313052 is about 5031.2078072765. The cubic root of 25313052 is about 293.6172074000.

The spelling of 25313052 in words is "twenty-five million, three hundred thirteen thousand, fifty-two".

Divisors: 1 2 3 4 6 12 2109421 4218842 6328263 8437684 12656526 25313052