Base | Representation |
---|---|
bin | 1111101010100… |
… | …10100001100111 |
3 | 100011021022122220 |
4 | 13311102201213 |
5 | 232120110043 |
6 | 21012323423 |
7 | 3153652413 |
oct | 765224147 |
9 | 304238586 |
10 | 131410023 |
11 | 681a5328 |
12 | 38013573 |
13 | 212c0514 |
14 | 13649d43 |
15 | b80b483 |
hex | 7d52867 |
131410023 has 24 divisors (see below), whose sum is σ = 190656000. Its totient is φ = 80285040.
The previous prime is 131410009. The next prime is 131410031. The reversal of 131410023 is 320014131.
It is not a de Polignac number, because 131410023 - 24 = 131410007 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 131409984 and 131410011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131410093) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53578 + ... + 55976.
It is an arithmetic number, because the mean of its divisors is an integer number (7944000).
Almost surely, 2131410023 is an apocalyptic number.
131410023 is a deficient number, since it is larger than the sum of its proper divisors (59245977).
131410023 is a wasteful number, since it uses less digits than its factorization.
131410023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2483 (or 2452 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 15.
The square root of 131410023 is about 11463.4210862203. The cubic root of 131410023 is about 508.4046301383.
Adding to 131410023 its reverse (320014131), we get a palindrome (451424154).
The spelling of 131410023 in words is "one hundred thirty-one million, four hundred ten thousand, twenty-three".
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