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23895025 = 5271112413
BaseRepresentation
bin101101100100…
…1101111110001
31122221222210221
41123021233301
522104120100
62212053041
7410050540
oct133115761
948858727
1023895025
1112540760
128004181
134c4828b
143260157
15217001a
hex16c9bf1

23895025 has 24 divisors (see below), whose sum is σ = 36944064. Its totient is φ = 14894400.

The previous prime is 23895023. The next prime is 23895031. The reversal of 23895025 is 52059832.

23895025 = T749 + T750 + ... + T825.

It is not a de Polignac number, because 23895025 - 21 = 23895023 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23895023) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4282 + ... + 8131.

It is an arithmetic number, because the mean of its divisors is an integer number (1539336).

Almost surely, 223895025 is an apocalyptic number.

23895025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23895025 is a deficient number, since it is larger than the sum of its proper divisors (13049039).

23895025 is a wasteful number, since it uses less digits than its factorization.

23895025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12441 (or 12436 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 23895025 is about 4888.2537781911. The cubic root of 23895025 is about 288.0287434339.

The spelling of 23895025 in words is "twenty-three million, eight hundred ninety-five thousand, twenty-five".

Divisors: 1 5 7 11 25 35 55 77 175 275 385 1925 12413 62065 86891 136543 310325 434455 682715 955801 2172275 3413575 4779005 23895025