Base | Representation |
---|---|
bin | 1010111101101… |
… | …01001101110000 |
3 | 20102001110212212 |
4 | 11132311031300 |
5 | 142020441433 |
6 | 13043111252 |
7 | 2164501232 |
oct | 536651560 |
9 | 212043785 |
10 | 91968368 |
11 | 47a06218 |
12 | 26972528 |
13 | 16090b6b |
14 | c300252 |
15 | 8119d48 |
hex | 57b5370 |
91968368 has 20 divisors (see below), whose sum is σ = 188670960. Its totient is φ = 43279104.
The previous prime is 91968343. The next prime is 91968389. The reversal of 91968368 is 86386919.
It is a super-3 number, since 3×919683683 (a number of 25 digits) contains 333 as substring.
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, 168788 + ... + 169331.
It is an arithmetic number, because the mean of its divisors is an integer number (9433548).
Almost surely, 291968368 is an apocalyptic number.
It is an amenable number.
91968368 is an abundant number, since it is smaller than the sum of its proper divisors (96702592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
91968368 is a wasteful number, since it uses less digits than its factorization.
91968368 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 338144 (or 338138 counting only the distinct ones).
The product of its digits is 559872, while the sum is 50.
The square root of 91968368 is about 9590.0139728782. The cubic root of 91968368 is about 451.3839991549.
The spelling of 91968368 in words is "ninety-one million, nine hundred sixty-eight thousand, three hundred sixty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •