Base | Representation |
---|---|
bin | 11000101001010001… |
… | …01101111011111000 |
3 | 1021011002200112122221 |
4 | 30110220231323320 |
5 | 204044131320440 |
6 | 10024524453424 |
7 | 645610444141 |
oct | 142450557370 |
9 | 37132615587 |
10 | 13231120120 |
11 | 567a693419 |
12 | 26930aa274 |
13 | 132b233a7a |
14 | 8d732cac8 |
15 | 5268a6d4a |
hex | 314a2def8 |
13231120120 has 16 divisors (see below), whose sum is σ = 29770020360. Its totient is φ = 5292448032.
The previous prime is 13231120087. The next prime is 13231120153. The reversal of 13231120120 is 2102113231.
It is an interprime number because it is at equal distance from previous prime (13231120087) and next prime (13231120153).
It is a junction number, because it is equal to n+sod(n) for n = 13231120094 and 13231120103.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165388962 + ... + 165389041.
Almost surely, 213231120120 is an apocalyptic number.
13231120120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13231120120 is an abundant number, since it is smaller than the sum of its proper divisors (16538900240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13231120120 is a wasteful number, since it uses less digits than its factorization.
13231120120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 330778014 (or 330778010 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 13231120120 its reverse (2102113231), we get a palindrome (15333233351).
The spelling of 13231120120 in words is "thirteen billion, two hundred thirty-one million, one hundred twenty thousand, one hundred twenty".
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