Base | Representation |
---|---|
bin | 1001110100000… |
… | …01011110111100 |
3 | 12201220020211200 |
4 | 10322001132330 |
5 | 132033204132 |
6 | 12100215500 |
7 | 2016462636 |
oct | 472013674 |
9 | 181806750 |
10 | 82319292 |
11 | 42515780 |
12 | 2369a590 |
13 | 14092c53 |
14 | ad0ba56 |
15 | 7360d7c |
hex | 4e817bc |
82319292 has 36 divisors (see below), whose sum is σ = 227002776. Its totient is φ = 24945120.
The previous prime is 82319261. The next prime is 82319333. The reversal of 82319292 is 29291328.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 103543 + ... + 104334.
Almost surely, 282319292 is an apocalyptic number.
It is an amenable number.
82319292 is an abundant number, since it is smaller than the sum of its proper divisors (144683484).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
82319292 is a wasteful number, since it uses less digits than its factorization.
82319292 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 207898 (or 207893 counting only the distinct ones).
The product of its digits is 15552, while the sum is 36.
The square root of 82319292 is about 9072.9979609829. The cubic root of 82319292 is about 435.0113037094.
The spelling of 82319292 in words is "eighty-two million, three hundred nineteen thousand, two hundred ninety-two".
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