Base | Representation |
---|---|
bin | 101100011110… |
… | …1100010001011 |
3 | 1121212211000012 |
4 | 1120331202023 |
5 | 21432230330 |
6 | 2151502135 |
7 | 402136265 |
oct | 130754213 |
9 | 47784005 |
10 | 23320715 |
11 | 12189220 |
12 | 798794b |
13 | 4aa6a52 |
14 | 3150b35 |
15 | 20a9c95 |
hex | 163d88b |
23320715 has 16 divisors (see below), whose sum is σ = 30723840. Its totient is φ = 16852320.
The previous prime is 23320709. The next prime is 23320777. The reversal of 23320715 is 51702332.
It is not a de Polignac number, because 23320715 - 24 = 23320699 is a prime.
It is a super-2 number, since 2×233207152 = 1087711496222450, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7916 + ... + 10454.
It is an arithmetic number, because the mean of its divisors is an integer number (1920240).
Almost surely, 223320715 is an apocalyptic number.
23320715 is a deficient number, since it is larger than the sum of its proper divisors (7403125).
23320715 is a wasteful number, since it uses less digits than its factorization.
23320715 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2722.
The product of its (nonzero) digits is 1260, while the sum is 23.
The square root of 23320715 is about 4829.1526171783. The cubic root of 23320715 is about 285.7024429020.
The spelling of 23320715 in words is "twenty-three million, three hundred twenty thousand, seven hundred fifteen".
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