Base | Representation |
---|---|
bin | 101100000110… |
… | …1001010001111 |
3 | 1121111202012200 |
4 | 1120031022033 |
5 | 21404410300 |
6 | 2143332543 |
7 | 400352520 |
oct | 130151217 |
9 | 47452180 |
10 | 23122575 |
11 | 12063373 |
12 | 78b1153 |
13 | 4a377c8 |
14 | 30dc847 |
15 | 206b200 |
hex | 160d28f |
23122575 has 72 divisors (see below), whose sum is σ = 48398688. Its totient is φ = 10333440.
The previous prime is 23122553. The next prime is 23122577. The reversal of 23122575 is 57522132.
It is not a de Polignac number, because 23122575 - 213 = 23114383 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23122577) by changing a digit.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 83337 + ... + 83613.
It is an arithmetic number, because the mean of its divisors is an integer number (672204).
Almost surely, 223122575 is an apocalyptic number.
23122575 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
23122575 is an abundant number, since it is smaller than the sum of its proper divisors (25276113).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23122575 is a wasteful number, since it uses less digits than its factorization.
23122575 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 353 (or 345 counting only the distinct ones).
The product of its digits is 4200, while the sum is 27.
The square root of 23122575 is about 4808.5938693136. The cubic root of 23122575 is about 284.8910017169.
The spelling of 23122575 in words is "twenty-three million, one hundred twenty-two thousand, five hundred seventy-five".
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