Base | Representation |
---|---|
bin | 1001110101010… |
… | …01001010000000 |
3 | 12202012111202012 |
4 | 10322221022000 |
5 | 132103404132 |
6 | 12103512052 |
7 | 2021040461 |
oct | 472511200 |
9 | 182174665 |
10 | 82481792 |
11 | 42616878 |
12 | 23758628 |
13 | 1411bbc3 |
14 | ad50d68 |
15 | 73940b2 |
hex | 4ea9280 |
82481792 has 32 divisors (see below), whose sum is σ = 165607200. Its totient is φ = 40917760.
The previous prime is 82481779. The next prime is 82481813. The reversal of 82481792 is 29718428.
It is a tau number, because it is divible by the number of its divisors (32).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14309 + ... + 19227.
It is an arithmetic number, because the mean of its divisors is an integer number (5175225).
Almost surely, 282481792 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 82481792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82803600).
82481792 is an abundant number, since it is smaller than the sum of its proper divisors (83125408).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
82481792 is a wasteful number, since it uses less digits than its factorization.
82481792 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5064 (or 5052 counting only the distinct ones).
The product of its digits is 64512, while the sum is 41.
The square root of 82481792 is about 9081.9486895710. The cubic root of 82481792 is about 435.2973560308.
The spelling of 82481792 in words is "eighty-two million, four hundred eighty-one thousand, seven hundred ninety-two".
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