Base | Representation |
---|---|
bin | 1110111001011100… |
… | …00001101000010000 |
3 | 202122101200112000010 |
4 | 13130232001220100 |
5 | 112334443120422 |
6 | 3401345154520 |
7 | 402125022615 |
oct | 73456015020 |
9 | 22571615003 |
10 | 7998020112 |
11 | 3434745985 |
12 | 167262ba40 |
13 | 9a5ccbba4 |
14 | 55c31050c |
15 | 31c258b0c |
hex | 1dcb81a10 |
7998020112 has 80 divisors (see below), whose sum is σ = 20838666240. Its totient is φ = 2643240576.
The previous prime is 7998020099. The next prime is 7998020137. The reversal of 7998020112 is 2110208997.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3838623 + ... + 3840705.
It is an arithmetic number, because the mean of its divisors is an integer number (260483328).
Almost surely, 27998020112 is an apocalyptic number.
It is an amenable number.
7998020112 is an abundant number, since it is smaller than the sum of its proper divisors (12840646128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7998020112 is a wasteful number, since it uses less digits than its factorization.
7998020112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2740 (or 2734 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 39.
The square root of 7998020112 is about 89431.6505047290. The cubic root of 7998020112 is about 1999.8349957205.
The spelling of 7998020112 in words is "seven billion, nine hundred ninety-eight million, twenty thousand, one hundred twelve".
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