Base | Representation |
---|---|
bin | 100110010111011001… |
… | …1000100000000000000 |
3 | 21212122212102002010020 |
4 | 1030232303010000000 |
5 | 2322213204010123 |
6 | 101503233133440 |
7 | 5644455222252 |
oct | 1145663040000 |
9 | 255585362106 |
10 | 82389516288 |
11 | 31a39809032 |
12 | 13b740ba280 |
13 | 7a001bc991 |
14 | 3db8269cd2 |
15 | 22231737e3 |
hex | 132ecc4000 |
82389516288 has 120 divisors (see below), whose sum is σ = 223308415680. Its totient is φ = 27011973120.
The previous prime is 82389516283. The next prime is 82389516301. The reversal of 82389516288 is 88261598328.
It is not an unprimeable number, because it can be changed into a prime (82389516283) 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, 2984533 + ... + 3012011.
It is an arithmetic number, because the mean of its divisors is an integer number (1860903464).
Almost surely, 282389516288 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 82389516288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111654207840).
82389516288 is an abundant number, since it is smaller than the sum of its proper divisors (140918899392).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
82389516288 is an equidigital number, since it uses as much as digits as its factorization.
82389516288 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27571 (or 27545 counting only the distinct ones).
The product of its digits is 13271040, while the sum is 60.
The spelling of 82389516288 in words is "eighty-two billion, three hundred eighty-nine million, five hundred sixteen thousand, two hundred eighty-eight".
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