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23204125 = 537231153
BaseRepresentation
bin101100010000…
…1000100011101
31121122220002001
41120201010131
521420013000
62145202301
7401142340
oct130410435
947586061
1023204125
111210966a
127930391
134a65969
143120457
15208546a
hex162111d

23204125 has 32 divisors (see below), whose sum is σ = 34564608. Its totient is φ = 15206400.

The previous prime is 23204123. The next prime is 23204131. The reversal of 23204125 is 52140232.

It is not a de Polignac number, because 23204125 - 21 = 23204123 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23204123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19549 + ... + 20701.

It is an arithmetic number, because the mean of its divisors is an integer number (1080144).

Almost surely, 223204125 is an apocalyptic number.

23204125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23204125 is a deficient number, since it is larger than the sum of its proper divisors (11360483).

23204125 is a wasteful number, since it uses less digits than its factorization.

23204125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1198 (or 1188 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 23204125 is about 4817.0660157403. The cubic root of 23204125 is about 285.2255319554.

Adding to 23204125 its reverse (52140232), we get a palindrome (75344357).

The spelling of 23204125 in words is "twenty-three million, two hundred four thousand, one hundred twenty-five".

Divisors: 1 5 7 23 25 35 115 125 161 175 575 805 875 1153 2875 4025 5765 8071 20125 26519 28825 40355 132595 144125 185633 201775 662975 928165 1008875 3314875 4640825 23204125