Base | Representation |
---|---|
bin | 110100101000100110… |
… | …0101010010010011011 |
3 | 101210202100120020010212 |
4 | 1221101030222102123 |
5 | 3322442021020011 |
6 | 123531555401335 |
7 | 11111011146524 |
oct | 1512114522233 |
9 | 353670506125 |
10 | 113031423131 |
11 | 43a33323190 |
12 | 19aa5bb324b |
13 | a8745640c3 |
14 | 5683a4984b |
15 | 2e182e708b |
hex | 1a5132a49b |
113031423131 has 16 divisors (see below), whose sum is σ = 130571118720. Its totient is φ = 96703409280.
The previous prime is 113031423119. The next prime is 113031423151. The reversal of 113031423131 is 131324130311.
It is not a de Polignac number, because 113031423131 - 210 = 113031422107 is a prime.
It is a super-2 number, since 2×1130314231312 (a number of 23 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 = 113031423097 and 113031423106.
It is not an unprimeable number, because it can be changed into a prime (113031423151) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3901160 + ... + 3930026.
It is an arithmetic number, because the mean of its divisors is an integer number (8160694920).
Almost surely, 2113031423131 is an apocalyptic number.
113031423131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
113031423131 is a deficient number, since it is larger than the sum of its proper divisors (17539695589).
113031423131 is a wasteful number, since it uses less digits than its factorization.
113031423131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49834.
The product of its (nonzero) digits is 648, while the sum is 23.
Adding to 113031423131 its reverse (131324130311), we get a palindrome (244355553442).
The spelling of 113031423131 in words is "one hundred thirteen billion, thirty-one million, four hundred twenty-three thousand, one hundred thirty-one".
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