Base | Representation |
---|---|
bin | 1011111010010… |
… | …11011100110000 |
3 | 20222000122122000 |
4 | 11331023130300 |
5 | 201040030020 |
6 | 13525414000 |
7 | 2322223626 |
oct | 575133460 |
9 | 228018560 |
10 | 99923760 |
11 | 5144a222 |
12 | 2956a300 |
13 | 17917bb1 |
14 | d3b1516 |
15 | 8b8c090 |
hex | 5f4b730 |
99923760 has 80 divisors (see below), whose sum is σ = 344189280. Its totient is φ = 26645760.
The previous prime is 99923743. The next prime is 99923779. The reversal of 99923760 is 6732999.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (45).
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, 20971 + ... + 25290.
It is an arithmetic number, because the mean of its divisors is an integer number (4302366).
Almost surely, 299923760 is an apocalyptic number.
99923760 is a gapful number since it is divisible by the number (90) formed by its first and last digit.
It is an amenable number.
99923760 is an abundant number, since it is smaller than the sum of its proper divisors (244265520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
99923760 is a wasteful number, since it uses less digits than its factorization.
99923760 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 46283 (or 46271 counting only the distinct ones).
The product of its (nonzero) digits is 183708, while the sum is 45.
The square root of 99923760 is about 9996.1872731557. The cubic root of 99923760 is about 464.0408951272.
The spelling of 99923760 in words is "ninety-nine million, nine hundred twenty-three thousand, seven hundred sixty".
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