Base | Representation |
---|---|
bin | 101100001001… |
… | …1111001101101 |
3 | 1121120011002102 |
4 | 1120103321231 |
5 | 21411301224 |
6 | 2144104445 |
7 | 400526156 |
oct | 130237155 |
9 | 47504072 |
10 | 23150189 |
11 | 12082097 |
12 | 7905125 |
13 | 4a4724a |
14 | 310892d |
15 | 20744ae |
hex | 1613e6d |
23150189 has 12 divisors (see below), whose sum is σ = 24901920. Its totient is φ = 21457800.
The previous prime is 23150173. The next prime is 23150191. The reversal of 23150189 is 98105132.
It is not a de Polignac number, because 23150189 - 24 = 23150173 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 (23150119) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 176654 + ... + 176784.
It is an arithmetic number, because the mean of its divisors is an integer number (2075160).
Almost surely, 223150189 is an apocalyptic number.
It is an amenable number.
23150189 is a deficient number, since it is larger than the sum of its proper divisors (1751731).
23150189 is an equidigital number, since it uses as much as digits as its factorization.
23150189 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 352 (or 221 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 29.
The square root of 23150189 is about 4811.4643301182. The cubic root of 23150189 is about 285.0043664048.
The spelling of 23150189 in words is "twenty-three million, one hundred fifty thousand, one hundred eighty-nine".
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