Base | Representation |
---|---|
bin | 100110001111000111… |
… | …1111100101111110000 |
3 | 21211221111222111100120 |
4 | 1030132033330233300 |
5 | 2321131120013310 |
6 | 101415514250240 |
7 | 5634544300503 |
oct | 1143617745760 |
9 | 254844874316 |
10 | 82111876080 |
11 | 31907016913 |
12 | 13ab7126980 |
13 | 7987820430 |
14 | 3d8d43713a |
15 | 2208aceb70 |
hex | 131e3fcbf0 |
82111876080 has 80 divisors (see below), whose sum is σ = 274127350560. Its totient is φ = 20212153344.
The previous prime is 82111876073. The next prime is 82111876097. The reversal of 82111876080 is 8067811128.
It is a tau number, because it is divible by the number of its divisors (80).
It is a congruent number.
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, 13155835 + ... + 13162074.
It is an arithmetic number, because the mean of its divisors is an integer number (3426591882).
Almost surely, 282111876080 is an apocalyptic number.
82111876080 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
82111876080 is an abundant number, since it is smaller than the sum of its proper divisors (192015474480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
82111876080 is a wasteful number, since it uses less digits than its factorization.
82111876080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26317938 (or 26317932 counting only the distinct ones).
The product of its (nonzero) digits is 43008, while the sum is 42.
The spelling of 82111876080 in words is "eighty-two billion, one hundred eleven million, eight hundred seventy-six thousand, eighty".
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