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10525039 = 74731991
BaseRepresentation
bin101000001001…
…100101101111
3201210201122021
4220021211233
510143300124
61013331011
7155314150
oct50114557
921721567
1010525039
115a39688
123636a67
132246845
14157d927
15dcd7e4
hexa0996f

10525039 has 8 divisors (see below), whose sum is σ = 12284928. Its totient is φ = 8829240.

The previous prime is 10525037. The next prime is 10525043. The reversal of 10525039 is 93052501.

10525039 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10525039 - 21 = 10525037 is a prime.

It is a super-2 number, since 2×105250392 = 221552891903042, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10525037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15667 + ... + 16324.

It is an arithmetic number, because the mean of its divisors is an integer number (1535616).

Almost surely, 210525039 is an apocalyptic number.

10525039 is a deficient number, since it is larger than the sum of its proper divisors (1759889).

10525039 is an equidigital number, since it uses as much as digits as its factorization.

10525039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32045.

The product of its (nonzero) digits is 1350, while the sum is 25.

The square root of 10525039 is about 3244.2316501754. The cubic root of 10525039 is about 219.1498803730.

The spelling of 10525039 in words is "ten million, five hundred twenty-five thousand, thirty-nine".

Divisors: 1 7 47 329 31991 223937 1503577 10525039