Base | Representation |
---|---|
bin | 101100000010… |
… | …1111010101001 |
3 | 1121110020111210 |
4 | 1120011322221 |
5 | 21402433110 |
6 | 2142543333 |
7 | 400200153 |
oct | 130057251 |
9 | 47406453 |
10 | 23092905 |
11 | 12043050 |
12 | 7897b49 |
13 | 4a27154 |
14 | 30d1ad3 |
15 | 2062520 |
hex | 1605ea9 |
23092905 has 32 divisors (see below), whose sum is σ = 40590720. Its totient is φ = 11118080.
The previous prime is 23092889. The next prime is 23092967. The reversal of 23092905 is 50929032.
It is not a de Polignac number, because 23092905 - 24 = 23092889 is a prime.
It is a super-2 number, since 2×230929052 = 1066564522678050, which contains 22 as substring.
It is an alternating number because its digits alternate between even and odd.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28141 + ... + 28949.
It is an arithmetic number, because the mean of its divisors is an integer number (1268460).
Almost surely, 223092905 is an apocalyptic number.
It is an amenable number.
23092905 is a deficient number, since it is larger than the sum of its proper divisors (17497815).
23092905 is a wasteful number, since it uses less digits than its factorization.
23092905 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1001.
The product of its (nonzero) digits is 4860, while the sum is 30.
The square root of 23092905 is about 4805.5077775403. The cubic root of 23092905 is about 284.7690958305.
The spelling of 23092905 in words is "twenty-three million, ninety-two thousand, nine hundred five".
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