Base | Representation |
---|---|
bin | 1110001111010111101010… |
… | …00000011110010111010011 |
3 | 11002212121222220211022222002 |
4 | 13013223311000132113103 |
5 | 13101023414031131011 |
6 | 150333351423104215 |
7 | 6411251400221330 |
oct | 707536500362723 |
9 | 132777886738862 |
10 | 31314422130131 |
11 | 9a8340aa22058 |
12 | 3618b4074206b |
13 | 1461c254349aa |
14 | 7a38aa0d3987 |
15 | 39485ee17c3b |
hex | 1c7af501e5d3 |
31314422130131 has 4 divisors (see below), whose sum is σ = 35787911005872. Its totient is φ = 26840933254392.
The previous prime is 31314422130113. The next prime is 31314422130209. The reversal of 31314422130131 is 13103122441313.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 31314422130131 - 214 = 31314422113747 is a prime.
It is a super-2 number, since 2×313144221301312 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 31314422130094 and 31314422130103.
It is not an unprimeable number, because it can be changed into a prime (31314422120131) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2236744437860 + ... + 2236744437873.
It is an arithmetic number, because the mean of its divisors is an integer number (8946977751468).
Almost surely, 231314422130131 is an apocalyptic number.
31314422130131 is a deficient number, since it is larger than the sum of its proper divisors (4473488875741).
31314422130131 is an equidigital number, since it uses as much as digits as its factorization.
31314422130131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4473488875740.
The product of its (nonzero) digits is 5184, while the sum is 29.
Adding to 31314422130131 its reverse (13103122441313), we get a palindrome (44417544571444).
The spelling of 31314422130131 in words is "thirty-one trillion, three hundred fourteen billion, four hundred twenty-two million, one hundred thirty thousand, one hundred thirty-one".
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