Base | Representation |
---|---|
bin | 101011110111… |
… | …1110000101110 |
3 | 1121021122000210 |
4 | 1113233300232 |
5 | 21342032113 |
6 | 2141003250 |
7 | 366341454 |
oct | 127576056 |
9 | 47248023 |
10 | 23002158 |
11 | 11a90953 |
12 | 7853526 |
13 | 49c4a5a |
14 | 30aa9d4 |
15 | 20456c3 |
hex | 15efc2e |
23002158 has 16 divisors (see below), whose sum is σ = 46051920. Its totient is φ = 7659456.
The previous prime is 23002157. The next prime is 23002169. The reversal of 23002158 is 85120032.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23002151) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8866 + ... + 11162.
It is an arithmetic number, because the mean of its divisors is an integer number (2878245).
Almost surely, 223002158 is an apocalyptic number.
23002158 is an abundant number, since it is smaller than the sum of its proper divisors (23049762).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23002158 is a wasteful number, since it uses less digits than its factorization.
23002158 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3971.
The product of its (nonzero) digits is 480, while the sum is 21.
The square root of 23002158 is about 4796.0565050883. The cubic root of 23002158 is about 284.3955920040.
The spelling of 23002158 in words is "twenty-three million, two thousand, one hundred fifty-eight".
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