Base | Representation |
---|---|
bin | 101100100100… |
… | …0001000100011 |
3 | 1121222000120012 |
4 | 1121020020203 |
5 | 21440123011 |
6 | 2152435135 |
7 | 402410000 |
oct | 131101043 |
9 | 47860505 |
10 | 23364131 |
11 | 122088aa |
12 | 79a8aab |
13 | 4ac073b |
14 | 31628a7 |
15 | 20b7a8b |
hex | 1648223 |
23364131 has 20 divisors (see below), whose sum is σ = 28099632. Its totient is φ = 19411056.
The previous prime is 23364109. The next prime is 23364139. The reversal of 23364131 is 13146332.
It is not a de Polignac number, because 23364131 - 222 = 19169827 is a prime.
It is a super-2 number, since 2×233641312 = 1091765234770322, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 23364097 and 23364106.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23364139) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 88706 + ... + 88968.
Almost surely, 223364131 is an apocalyptic number.
23364131 is a deficient number, since it is larger than the sum of its proper divisors (4735501).
23364131 is an frugal number, since it uses more digits than its factorization.
23364131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 328 (or 307 counting only the distinct ones).
The product of its digits is 1296, while the sum is 23.
The square root of 23364131 is about 4833.6457255368. The cubic root of 23364131 is about 285.8796296892.
The spelling of 23364131 in words is "twenty-three million, three hundred sixty-four thousand, one hundred thirty-one".
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