Base | Representation |
---|---|
bin | 101101001011… |
… | …1111001111001 |
3 | 1122120121202202 |
4 | 1122113321321 |
5 | 22031101443 |
6 | 2203435545 |
7 | 405240413 |
oct | 132277171 |
9 | 48517682 |
10 | 23690873 |
11 | 12411338 |
12 | 7b25bb5 |
13 | 4ba638b |
14 | 32099b3 |
15 | 212e7b8 |
hex | 1697e79 |
23690873 has 2 divisors, whose sum is σ = 23690874. Its totient is φ = 23690872.
The previous prime is 23690857. The next prime is 23690879. The reversal of 23690873 is 37809632.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 22963264 + 727609 = 4792^2 + 853^2 .
It is a cyclic number.
It is not a de Polignac number, because 23690873 - 24 = 23690857 is a prime.
It is a super-2 number, since 2×236908732 = 1122514927004258, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (23690879) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11845436 + 11845437.
It is an arithmetic number, because the mean of its divisors is an integer number (11845437).
Almost surely, 223690873 is an apocalyptic number.
It is an amenable number.
23690873 is a deficient number, since it is larger than the sum of its proper divisors (1).
23690873 is an equidigital number, since it uses as much as digits as its factorization.
23690873 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 54432, while the sum is 38.
The square root of 23690873 is about 4867.3270898924. The cubic root of 23690873 is about 287.2061188541.
The spelling of 23690873 in words is "twenty-three million, six hundred ninety thousand, eight hundred seventy-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •