Base | Representation |
---|---|
bin | 1001110001110… |
… | …11001000011100 |
3 | 12201100121120002 |
4 | 10320323020130 |
5 | 131444444012 |
6 | 12050113432 |
7 | 2014152551 |
oct | 470731034 |
9 | 181317502 |
10 | 82031132 |
11 | 42339227 |
12 | 2357b878 |
13 | 13cc1a41 |
14 | ac74a28 |
15 | 73057c2 |
hex | 4e3b21c |
82031132 has 12 divisors (see below), whose sum is σ = 151110120. Its totient is φ = 38856816.
The previous prime is 82031129. The next prime is 82031149. The reversal of 82031132 is 23113028.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 539603 + ... + 539754.
It is an arithmetic number, because the mean of its divisors is an integer number (12592510).
Almost surely, 282031132 is an apocalyptic number.
It is an amenable number.
82031132 is a deficient number, since it is larger than the sum of its proper divisors (69078988).
82031132 is a wasteful number, since it uses less digits than its factorization.
82031132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1079380 (or 1079378 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 20.
The square root of 82031132 is about 9057.1039521472. The cubic root of 82031132 is about 434.5031222698.
The spelling of 82031132 in words is "eighty-two million, thirty-one thousand, one hundred thirty-two".
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