Base | Representation |
---|---|
bin | 101011111000… |
… | …0110001111011 |
3 | 1121021211202100 |
4 | 1113300301323 |
5 | 21342200311 |
6 | 2141034443 |
7 | 366356565 |
oct | 127606173 |
9 | 47254670 |
10 | 23006331 |
11 | 11a93aa7 |
12 | 7855a23 |
13 | 49c691a |
14 | 30ac335 |
15 | 2046a56 |
hex | 15f0c7b |
23006331 has 6 divisors (see below), whose sum is σ = 33231380. Its totient is φ = 15337548.
The previous prime is 23006329. The next prime is 23006339. The reversal of 23006331 is 13360032.
It is a happy number.
23006331 is a `hidden beast` number, since 2 + 30 + 0 + 633 + 1 = 666.
It is not a de Polignac number, because 23006331 - 21 = 23006329 is a prime.
It is a super-2 number, since 2×230063312 = 1058582532163122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23006339) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1278121 + ... + 1278138.
Almost surely, 223006331 is an apocalyptic number.
23006331 is a deficient number, since it is larger than the sum of its proper divisors (10225049).
23006331 is a wasteful number, since it uses less digits than its factorization.
23006331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2556265 (or 2556262 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 18.
The square root of 23006331 is about 4796.4915302750. The cubic root of 23006331 is about 284.4127891013.
Adding to 23006331 its reverse (13360032), we get a palindrome (36366363).
The spelling of 23006331 in words is "twenty-three million, six thousand, three hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.091 sec. • engine limits •