Base | Representation |
---|---|
bin | 101100000001… |
… | …1001001101001 |
3 | 1121102122222020 |
4 | 1120003021221 |
5 | 21402102302 |
6 | 2142415053 |
7 | 400122141 |
oct | 130031151 |
9 | 47378866 |
10 | 23081577 |
11 | 12035592 |
12 | 7891489 |
13 | 4a21c4c |
14 | 30cb921 |
15 | 205debc |
hex | 1603269 |
23081577 has 8 divisors (see below), whose sum is σ = 31768320. Its totient is φ = 14891280.
The previous prime is 23081557. The next prime is 23081609. The reversal of 23081577 is 77518032.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 23081577 - 28 = 23081321 is a prime.
It is not an unprimeable number, because it can be changed into a prime (23081557) 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, 124002 + ... + 124187.
It is an arithmetic number, because the mean of its divisors is an integer number (3971040).
Almost surely, 223081577 is an apocalyptic number.
It is an amenable number.
23081577 is a deficient number, since it is larger than the sum of its proper divisors (8686743).
23081577 is a wasteful number, since it uses less digits than its factorization.
23081577 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 248223.
The product of its (nonzero) digits is 11760, while the sum is 33.
The square root of 23081577 is about 4804.3289854047. The cubic root of 23081577 is about 284.7225246444.
The spelling of 23081577 in words is "twenty-three million, eighty-one thousand, five hundred seventy-seven".
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