Base | Representation |
---|---|
bin | 101100101000… |
… | …0011000100101 |
3 | 1122000201220211 |
4 | 1121100120211 |
5 | 21442213200 |
6 | 2153255421 |
7 | 402610345 |
oct | 131203045 |
9 | 48021824 |
10 | 23397925 |
11 | 12231231 |
12 | 7a04571 |
13 | 4b02c35 |
14 | 3170d25 |
15 | 20c2aba |
hex | 1650625 |
23397925 has 24 divisors (see below), whose sum is σ = 30578400. Its totient is φ = 17734080.
The previous prime is 23397883. The next prime is 23397929. The reversal of 23397925 is 52979332.
It is a happy number.
It is not a de Polignac number, because 23397925 - 217 = 23266853 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23397929) 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, 42502 + ... + 43048.
It is an arithmetic number, because the mean of its divisors is an integer number (1274100).
Almost surely, 223397925 is an apocalyptic number.
23397925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
23397925 is a deficient number, since it is larger than the sum of its proper divisors (7180475).
23397925 is a wasteful number, since it uses less digits than its factorization.
23397925 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 645 (or 640 counting only the distinct ones).
The product of its digits is 102060, while the sum is 40.
The square root of 23397925 is about 4837.1401674957. The cubic root of 23397925 is about 286.0173958806.
The spelling of 23397925 in words is "twenty-three million, three hundred ninety-seven thousand, nine hundred twenty-five".
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