Base | Representation |
---|---|
bin | 101011111000… |
… | …0101110110011 |
3 | 1121021211110221 |
4 | 1113300232303 |
5 | 21342144011 |
6 | 2141033511 |
7 | 366356161 |
oct | 127605663 |
9 | 47254427 |
10 | 23006131 |
11 | 11a93935 |
12 | 7855897 |
13 | 49c67c5 |
14 | 30ac231 |
15 | 2046971 |
hex | 15f0bb3 |
23006131 has 8 divisors (see below), whose sum is σ = 24267600. Its totient is φ = 21749760.
The previous prime is 23006111. The next prime is 23006147. The reversal of 23006131 is 13160032.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 23006131 - 217 = 22875059 is a prime.
It is a super-2 number, since 2×230061312 = 1058564127178322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23006111) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11235 + ... + 13123.
It is an arithmetic number, because the mean of its divisors is an integer number (3033450).
Almost surely, 223006131 is an apocalyptic number.
23006131 is a deficient number, since it is larger than the sum of its proper divisors (1261469).
23006131 is a wasteful number, since it uses less digits than its factorization.
23006131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2549.
The product of its (nonzero) digits is 108, while the sum is 16.
The square root of 23006131 is about 4796.4706816575. The cubic root of 23006131 is about 284.4119649408.
Adding to 23006131 its reverse (13160032), we get a palindrome (36166163).
The spelling of 23006131 in words is "twenty-three million, six thousand, one hundred thirty-one".
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