Base | Representation |
---|---|
bin | 1001110100000… |
… | …01101000101000 |
3 | 12201220021200122 |
4 | 10322001220220 |
5 | 132033214122 |
6 | 12100222412 |
7 | 2016464513 |
oct | 472015050 |
9 | 181807618 |
10 | 82319912 |
11 | 42516194 |
12 | 2369aa08 |
13 | 1409330c |
14 | ad0bd7a |
15 | 7361142 |
hex | 4e81a28 |
82319912 has 16 divisors (see below), whose sum is σ = 154562100. Its totient is φ = 41103360.
The previous prime is 82319903. The next prime is 82319917. The reversal of 82319912 is 21991328.
It can be written as a sum of positive squares in 2 ways, for example, as 76492516 + 5827396 = 8746^2 + 2414^2 .
It is not an unprimeable number, because it can be changed into a prime (82319917) 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, 539 + ... + 12842.
Almost surely, 282319912 is an apocalyptic number.
It is an amenable number.
82319912 is a deficient number, since it is larger than the sum of its proper divisors (72242188).
82319912 is a wasteful number, since it uses less digits than its factorization.
82319912 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14156 (or 14152 counting only the distinct ones).
The product of its digits is 7776, while the sum is 35.
The square root of 82319912 is about 9073.0321282359. The cubic root of 82319912 is about 435.0123958242.
The spelling of 82319912 in words is "eighty-two million, three hundred nineteen thousand, nine hundred twelve".
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