Base | Representation |
---|---|
bin | 1001110110111… |
… | …11000101100000 |
3 | 12202121201202112 |
4 | 10323133011200 |
5 | 132132441223 |
6 | 12112334452 |
7 | 2022650465 |
oct | 473370540 |
9 | 182551675 |
10 | 82702688 |
11 | 42757832 |
12 | 23844428 |
13 | 14198603 |
14 | adab66c |
15 | 73d9778 |
hex | 4edf160 |
82702688 has 24 divisors (see below), whose sum is σ = 172399752. Its totient is φ = 38918656.
The previous prime is 82702681. The next prime is 82702709. The reversal of 82702688 is 88620728.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82702681) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75470 + ... + 76557.
It is an arithmetic number, because the mean of its divisors is an integer number (7183323).
Almost surely, 282702688 is an apocalyptic number.
It is an amenable number.
82702688 is an abundant number, since it is smaller than the sum of its proper divisors (89697064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
82702688 is a wasteful number, since it uses less digits than its factorization.
82702688 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 152054 (or 152046 counting only the distinct ones).
The product of its (nonzero) digits is 86016, while the sum is 41.
The square root of 82702688 is about 9094.1018248093. The cubic root of 82702688 is about 435.6856022581.
The spelling of 82702688 in words is "eighty-two million, seven hundred two thousand, six hundred eighty-eight".
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