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10439925 = 352139199
BaseRepresentation
bin100111110100…
…110011110101
3201122101212220
4213310303311
510133034200
61011432553
7154511046
oct47646365
921571786
1010439925
115990741
1235b5759
132216b92
14155a8cd
15db34a0
hex9f4cf5

10439925 has 12 divisors (see below), whose sum is σ = 17260800. Its totient is φ = 5567920.

The previous prime is 10439917. The next prime is 10439939. The reversal of 10439925 is 52993401.

It is not a de Polignac number, because 10439925 - 23 = 10439917 is a prime.

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, 69525 + ... + 69674.

It is an arithmetic number, because the mean of its divisors is an integer number (1438400).

Almost surely, 210439925 is an apocalyptic number.

10439925 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10439925 is a deficient number, since it is larger than the sum of its proper divisors (6820875).

10439925 is a wasteful number, since it uses less digits than its factorization.

10439925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139212 (or 139207 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 10439925 is about 3231.0872783012. The cubic root of 10439925 is about 218.5575395628.

The spelling of 10439925 in words is "ten million, four hundred thirty-nine thousand, nine hundred twenty-five".

Divisors: 1 3 5 15 25 75 139199 417597 695995 2087985 3479975 10439925