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10624025 = 52424961
BaseRepresentation
bin101000100001…
…110000011001
3201222202102102
4220201300121
510204432100
61015413145
7156205556
oct50416031
921882372
1010624025
115aa6a95
1236841b5
13227c909
1415a7a2d
15deccd5
hexa21c19

10624025 has 6 divisors (see below), whose sum is σ = 13173822. Its totient is φ = 8499200.

The previous prime is 10624007. The next prime is 10624027. The reversal of 10624025 is 52042601.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 100489 + 10523536 = 317^2 + 3244^2 .

It is not a de Polignac number, because 10624025 - 216 = 10558489 is a prime.

It is a super-2 number, since 2×106240252 = 225739814401250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10623988 and 10624006.

It is not an unprimeable number, because it can be changed into a prime (10624027) 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, 212456 + ... + 212505.

It is an arithmetic number, because the mean of its divisors is an integer number (2195637).

Almost surely, 210624025 is an apocalyptic number.

It is an amenable number.

10624025 is a deficient number, since it is larger than the sum of its proper divisors (2549797).

10624025 is an equidigital number, since it uses as much as digits as its factorization.

10624025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424971 (or 424966 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 10624025 is about 3259.4516409973. The cubic root of 10624025 is about 219.8347588392.

Adding to 10624025 its reverse (52042601), we get a palindrome (62666626).

The spelling of 10624025 in words is "ten million, six hundred twenty-four thousand, twenty-five".

Divisors: 1 5 25 424961 2124805 10624025