Base | Representation |
---|---|
bin | 1101011100111110101… |
… | …1101111000001100000 |
3 | 211002112222120022201002 |
4 | 3113033223233001200 |
5 | 12241312102141300 |
6 | 254101324331132 |
7 | 22461211213133 |
oct | 3271753570140 |
9 | 732488508632 |
10 | 231117615200 |
11 | 8a01a96105a |
12 | 389609a3aa8 |
13 | 18a430c1a34 |
14 | b286b3221a |
15 | 602a2635d5 |
hex | 35cfaef060 |
231117615200 has 72 divisors (see below), whose sum is σ = 564318725040. Its totient is φ = 92430195200.
The previous prime is 231117615191. The next prime is 231117615227. The reversal of 231117615200 is 2516711132.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4953581 + ... + 5000019.
It is an arithmetic number, because the mean of its divisors is an integer number (7837760070).
Almost surely, 2231117615200 is an apocalyptic number.
231117615200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
231117615200 is an abundant number, since it is smaller than the sum of its proper divisors (333201109840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231117615200 is a wasteful number, since it uses less digits than its factorization.
231117615200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 52680 (or 52667 counting only the distinct ones).
The product of its (nonzero) digits is 2520, while the sum is 29.
The spelling of 231117615200 in words is "two hundred thirty-one billion, one hundred seventeen million, six hundred fifteen thousand, two hundred".
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