Base | Representation |
---|---|
bin | 111101011100110101… |
… | …0000001010000001100 |
3 | 110121121210012120212121 |
4 | 1322321222001100030 |
5 | 4130230214202040 |
6 | 140342350342324 |
7 | 12351120645145 |
oct | 1727152012014 |
9 | 417553176777 |
10 | 131963819020 |
11 | 50a69154460 |
12 | 216aa4ba9a4 |
13 | c5a09c1717 |
14 | 655c226acc |
15 | 367547ac4a |
hex | 1eb9a8140c |
131963819020 has 48 divisors (see below), whose sum is σ = 302796539136. Its totient is φ = 47910744000.
The previous prime is 131963818951. The next prime is 131963819093. The reversal of 131963819020 is 20918369131.
It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 336486 + ... + 614125.
It is an arithmetic number, because the mean of its divisors is an integer number (6308261232).
Almost surely, 2131963819020 is an apocalyptic number.
131963819020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
131963819020 is an abundant number, since it is smaller than the sum of its proper divisors (170832720116).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131963819020 is a wasteful number, since it uses less digits than its factorization.
131963819020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 951262 (or 951260 counting only the distinct ones).
The product of its (nonzero) digits is 69984, while the sum is 43.
The spelling of 131963819020 in words is "one hundred thirty-one billion, nine hundred sixty-three million, eight hundred nineteen thousand, twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •