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10123525 = 52404941
BaseRepresentation
bin100110100111…
…100100000101
3201001022212101
4212213210011
510042423100
61000552101
7152022436
oct46474405
921038771
1010123525
115794a55
123482631
132135b69
1414b748d
15d4e86a
hex9a7905

10123525 has 6 divisors (see below), whose sum is σ = 12553202. Its totient is φ = 8098800.

The previous prime is 10123513. The next prime is 10123537. The reversal of 10123525 is 52532101.

10123525 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (10123513) and next prime (10123537).

It can be written as a sum of positive squares in 3 ways, for example, as 93636 + 10029889 = 306^2 + 3167^2 .

It is not a de Polignac number, because 10123525 - 213 = 10115333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 202446 + ... + 202495.

Almost surely, 210123525 is an apocalyptic number.

It is an amenable number.

10123525 is a deficient number, since it is larger than the sum of its proper divisors (2429677).

10123525 is an equidigital number, since it uses as much as digits as its factorization.

10123525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404951 (or 404946 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 10123525 is about 3181.7487330083. The cubic root of 10123525 is about 216.3269297613.

Adding to 10123525 its reverse (52532101), we get a palindrome (62655626).

It can be divided in two parts, 10123 and 525, that added together give a cube (10648 = 223).

The spelling of 10123525 in words is "ten million, one hundred twenty-three thousand, five hundred twenty-five".

Divisors: 1 5 25 404941 2024705 10123525