Base | Representation |
---|---|
bin | 11101110110111110010011… |
… | …100010010110010000011100 |
3 | 122012222011201021100120021010 |
4 | 131312332103202112100130 |
5 | 114203031103141030022 |
6 | 1143144025230535220 |
7 | 36442431200216235 |
oct | 3566762342262034 |
9 | 565864637316233 |
10 | 131321100330012 |
11 | 3892aa6966968a |
12 | 1288aaaa967510 |
13 | 58376accc21a8 |
14 | 245dd91c1608c |
15 | 102ae6ab3850c |
hex | 776f9389641c |
131321100330012 has 96 divisors (see below), whose sum is σ = 311922391173120. Its totient is φ = 42991137858240.
The previous prime is 131321100330011. The next prime is 131321100330029. The reversal of 131321100330012 is 210033001123131.
It is a happy number.
131321100330012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131321100330011) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 439523689 + ... + 439822367.
It is an arithmetic number, because the mean of its divisors is an integer number (3249191574720).
Almost surely, 2131321100330012 is an apocalyptic number.
131321100330012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
131321100330012 is an abundant number, since it is smaller than the sum of its proper divisors (180601290843108).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131321100330012 is a wasteful number, since it uses less digits than its factorization.
131321100330012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 300391 (or 300389 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 21.
Adding to 131321100330012 its reverse (210033001123131), we get a palindrome (341354101453143).
The spelling of 131321100330012 in words is "one hundred thirty-one trillion, three hundred twenty-one billion, one hundred million, three hundred thirty thousand, twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.033 sec. • engine limits •