Base | Representation |
---|---|
bin | 100001110111001000… |
… | …0000111101111110110 |
3 | 20221200202021002111010 |
4 | 1003232100013233312 |
5 | 2142410432231212 |
6 | 53223334453050 |
7 | 5152662404016 |
oct | 1035620075766 |
9 | 227622232433 |
10 | 72716680182 |
11 | 28925741103 |
12 | 12114804186 |
13 | 6b1b221413 |
14 | 373b74bc46 |
15 | 1d58d8d03c |
hex | 10ee407bf6 |
72716680182 has 16 divisors (see below), whose sum is σ = 145640834352. Its totient is φ = 24204314400.
The previous prime is 72716680159. The next prime is 72716680189. The reversal of 72716680182 is 28108661727.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72716680189) 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, 8640193 + ... + 8648604.
It is an arithmetic number, because the mean of its divisors is an integer number (9102552147).
Almost surely, 272716680182 is an apocalyptic number.
72716680182 is an abundant number, since it is smaller than the sum of its proper divisors (72924154170).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72716680182 is a wasteful number, since it uses less digits than its factorization.
72716680182 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17289503.
The product of its (nonzero) digits is 451584, while the sum is 48.
The spelling of 72716680182 in words is "seventy-two billion, seven hundred sixteen million, six hundred eighty thousand, one hundred eighty-two".
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