Base | Representation |
---|---|
bin | 111111100000010… |
… | …1000111000010000 |
3 | 12111111121121102112 |
4 | 1333000220320100 |
5 | 13331000430442 |
6 | 551240004452 |
7 | 103543062161 |
oct | 17700507020 |
9 | 5444547375 |
10 | 2130873872 |
11 | 9a3906096 |
12 | 4b5760728 |
13 | 27c60a81a |
14 | 163005768 |
15 | c7115082 |
hex | 7f028e10 |
2130873872 has 20 divisors (see below), whose sum is σ = 4129632636. Its totient is φ = 1065162240.
The previous prime is 2130873859. The next prime is 2130873887. The reversal of 2130873872 is 2783780312.
It can be written as a sum of positive squares in 2 ways, for example, as 812022016 + 1318851856 = 28496^2 + 36316^2 .
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, 56372 + ... + 86252.
Almost surely, 22130873872 is an apocalyptic number.
It is an amenable number.
2130873872 is a deficient number, since it is larger than the sum of its proper divisors (1998758764).
2130873872 is a wasteful number, since it uses less digits than its factorization.
2130873872 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34346 (or 34340 counting only the distinct ones).
The product of its (nonzero) digits is 112896, while the sum is 41.
The square root of 2130873872 is about 46161.3894071658. The cubic root of 2130873872 is about 1286.8242842815.
The spelling of 2130873872 in words is "two billion, one hundred thirty million, eight hundred seventy-three thousand, eight hundred seventy-two".
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