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10380725 = 52419991
BaseRepresentation
bin100111100110…
…010110110101
3201112101200022
4213212112311
510124140400
61010254525
7154143335
oct47462665
921471608
1010380725
115950213
123587445
1321c5c54
1415430c5
15da0b85
hex9e65b5

10380725 has 12 divisors (see below), whose sum is σ = 12915840. Its totient is φ = 8276400.

The previous prime is 10380719. The next prime is 10380737. The reversal of 10380725 is 52708301.

10380725 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10380725 - 24 = 10380709 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10380694 and 10380703.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9980 + ... + 10970.

It is an arithmetic number, because the mean of its divisors is an integer number (1076320).

Almost surely, 210380725 is an apocalyptic number.

It is an amenable number.

10380725 is a deficient number, since it is larger than the sum of its proper divisors (2535115).

10380725 is an equidigital number, since it uses as much as digits as its factorization.

10380725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1420 (or 1415 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 10380725 is about 3221.9132514703. The cubic root of 10380725 is about 218.1436432315.

The spelling of 10380725 in words is "ten million, three hundred eighty thousand, seven hundred twenty-five".

Divisors: 1 5 25 419 991 2095 4955 10475 24775 415229 2076145 10380725