Base | Representation |
---|---|
bin | 111101000101000000… |
… | …1010001011110011000 |
3 | 110112120002100111000120 |
4 | 1322022001101132120 |
5 | 4122111114432113 |
6 | 140131200433240 |
7 | 12322244530101 |
oct | 1721201213630 |
9 | 415502314016 |
10 | 131164608408 |
11 | 50699002719 |
12 | 21506918820 |
13 | c4a4256c32 |
14 | 64c40253a8 |
15 | 362a20ca23 |
hex | 1e8a051798 |
131164608408 has 32 divisors (see below), whose sum is σ = 327929137200. Its totient is φ = 43719187328.
The previous prime is 131164608397. The next prime is 131164608409. The reversal of 131164608408 is 804806461131.
It is a self number, because there is not a number n which added to its sum of digits gives 131164608408.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131164608409) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 342538 + ... + 616166.
Almost surely, 2131164608408 is an apocalyptic number.
It is an amenable number.
131164608408 is an abundant number, since it is smaller than the sum of its proper divisors (196764528792).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131164608408 is a wasteful number, since it uses less digits than its factorization.
131164608408 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 293611 (or 293607 counting only the distinct ones).
The product of its (nonzero) digits is 110592, while the sum is 42.
The spelling of 131164608408 in words is "one hundred thirty-one billion, one hundred sixty-four million, six hundred eight thousand, four hundred eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •