Base | Representation |
---|---|
bin | 111101001001011100… |
… | …0100100110011010111 |
3 | 110112221110011222101200 |
4 | 1322102320210303113 |
5 | 4122412202320343 |
6 | 140154032123543 |
7 | 12326031555015 |
oct | 1722270446327 |
9 | 415843158350 |
10 | 131313323223 |
11 | 50764a47325 |
12 | 215486965b3 |
13 | c4c8cc5b74 |
14 | 64d9a978b5 |
15 | 36382d64d3 |
hex | 1e92e24cd7 |
131313323223 has 6 divisors (see below), whose sum is σ = 189674800224. Its totient is φ = 87542215476.
The previous prime is 131313323177. The next prime is 131313323233. The reversal of 131313323223 is 322323313131.
131313323223 is a `hidden beast` number, since 1 + 3 + 1 + 3 + 1 + 332 + 322 + 3 = 666.
It is not a de Polignac number, because 131313323223 - 217 = 131313192151 is a prime.
It is a super-2 number, since 2×1313133232232 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131313323233) 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, 7295184615 + ... + 7295184632.
It is an arithmetic number, because the mean of its divisors is an integer number (31612466704).
Almost surely, 2131313323223 is an apocalyptic number.
131313323223 is a deficient number, since it is larger than the sum of its proper divisors (58361477001).
131313323223 is a wasteful number, since it uses less digits than its factorization.
131313323223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14590369253 (or 14590369250 counting only the distinct ones).
The product of its digits is 5832, while the sum is 27.
Adding to 131313323223 its reverse (322323313131), we get a palindrome (453636636354).
The spelling of 131313323223 in words is "one hundred thirty-one billion, three hundred thirteen million, three hundred twenty-three thousand, two hundred twenty-three".
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