Base | Representation |
---|---|
bin | 100110001100011001… |
… | …0111000010111111000 |
3 | 21211201010210111111020 |
4 | 1030120302320113320 |
5 | 2320434203314122 |
6 | 101402445102440 |
7 | 5632353432615 |
oct | 1143062702770 |
9 | 254633714436 |
10 | 82020369912 |
11 | 3186a3a6988 |
12 | 13a90557a20 |
13 | 7971891a80 |
14 | 3d8121750c |
15 | 2200a56c5c |
hex | 1318cb85f8 |
82020369912 has 64 divisors (see below), whose sum is σ = 220963347360. Its totient is φ = 25221120000.
The previous prime is 82020369883. The next prime is 82020369917. The reversal of 82020369912 is 21996302028.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82020369917) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 417412 + ... + 581612.
Almost surely, 282020369912 is an apocalyptic number.
It is an amenable number.
82020369912 is an abundant number, since it is smaller than the sum of its proper divisors (138942977448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
82020369912 is a wasteful number, since it uses less digits than its factorization.
82020369912 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 165824 (or 165820 counting only the distinct ones).
The product of its (nonzero) digits is 93312, while the sum is 42.
The spelling of 82020369912 in words is "eighty-two billion, twenty million, three hundred sixty-nine thousand, nine hundred twelve".
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