Base | Representation |
---|---|
bin | 101100001001… |
… | …1111111101111 |
3 | 1121120011121201 |
4 | 1120103333233 |
5 | 21411304300 |
6 | 2144110331 |
7 | 400530250 |
oct | 130237757 |
9 | 47504551 |
10 | 23150575 |
11 | 12082408 |
12 | 79053a7 |
13 | 4a47486 |
14 | 3108b27 |
15 | 207466a |
hex | 1613fef |
23150575 has 24 divisors (see below), whose sum is σ = 32997888. Its totient is φ = 15782880.
The previous prime is 23150551. The next prime is 23150579. The reversal of 23150575 is 57505132.
It is a de Polignac number, because none of the positive numbers 2k-23150575 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23150579) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45774 + ... + 46276.
It is an arithmetic number, because the mean of its divisors is an integer number (1374912).
Almost surely, 223150575 is an apocalyptic number.
23150575 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
23150575 is a deficient number, since it is larger than the sum of its proper divisors (9847313).
23150575 is a wasteful number, since it uses less digits than its factorization.
23150575 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 783 (or 778 counting only the distinct ones).
The product of its (nonzero) digits is 5250, while the sum is 28.
The square root of 23150575 is about 4811.5044424795. The cubic root of 23150575 is about 285.0059504246.
The spelling of 23150575 in words is "twenty-three million, one hundred fifty thousand, five hundred seventy-five".
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