Base | Representation |
---|---|
bin | 111110111100010… |
… | …1110000111111000 |
3 | 12110012010210010102 |
4 | 1331320232013320 |
5 | 13311134132414 |
6 | 545323534532 |
7 | 103223611403 |
oct | 17570560770 |
9 | 5405123112 |
10 | 2112020984 |
11 | 9941a9697 |
12 | 4ab38a448 |
13 | 278739578 |
14 | 1606d8d3a |
15 | c563dede |
hex | 7de2e1f8 |
2112020984 has 16 divisors (see below), whose sum is σ = 3961219920. Its totient is φ = 1055695680.
The previous prime is 2112020983. The next prime is 2112021001. The reversal of 2112020984 is 4890202112.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2112020983) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9509 + ... + 65684.
It is an arithmetic number, because the mean of its divisors is an integer number (247576245).
Almost surely, 22112020984 is an apocalyptic number.
It is an amenable number.
2112020984 is a deficient number, since it is larger than the sum of its proper divisors (1849198936).
2112020984 is a wasteful number, since it uses less digits than its factorization.
2112020984 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 78710 (or 78706 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 29.
The square root of 2112020984 is about 45956.7294745829. The cubic root of 2112020984 is about 1283.0179811573.
The spelling of 2112020984 in words is "two billion, one hundred twelve million, twenty thousand, nine hundred eighty-four".
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