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10472725 = 52418909
BaseRepresentation
bin100111111100…
…110100010101
3201201001212201
4213330310111
510140111400
61012244501
7155005504
oct47746425
921631781
1010472725
115a0334a
123610731
132228aa3
14156883b
15dbd06a
hex9fcd15

10472725 has 6 divisors (see below), whose sum is σ = 12986210. Its totient is φ = 8378160.

The previous prime is 10472723. The next prime is 10472767. The reversal of 10472725 is 52727401.

10472725 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 625681 + 9847044 = 791^2 + 3138^2 .

It is not a de Polignac number, because 10472725 - 21 = 10472723 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10472693 and 10472702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10472723) 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, 209430 + ... + 209479.

Almost surely, 210472725 is an apocalyptic number.

It is an amenable number.

10472725 is a deficient number, since it is larger than the sum of its proper divisors (2513485).

10472725 is an equidigital number, since it uses as much as digits as its factorization.

10472725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418919 (or 418914 counting only the distinct ones).

The product of its (nonzero) digits is 3920, while the sum is 28.

The square root of 10472725 is about 3236.1589886778. The cubic root of 10472725 is about 218.7861872106.

The spelling of 10472725 in words is "ten million, four hundred seventy-two thousand, seven hundred twenty-five".

Divisors: 1 5 25 418909 2094545 10472725