Base | Representation |
---|---|
bin | 1011110100101… |
… | …01111010000000 |
3 | 20220121212121021 |
4 | 11322111322000 |
5 | 200342231120 |
6 | 13501435224 |
7 | 2313005662 |
oct | 572257200 |
9 | 226555537 |
10 | 99180160 |
11 | 50a91582 |
12 | 2926bb14 |
13 | 177175b1 |
14 | d25a532 |
15 | 8a91aaa |
hex | 5e95e80 |
99180160 has 64 divisors (see below), whose sum is σ = 244800000. Its totient is φ = 38384640.
The previous prime is 99180157. The next prime is 99180181. The reversal of 99180160 is 6108199.
It is a tau number, because it is divible by the number of its divisors (64).
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 7 ways as a sum of consecutive naturals, for example, 17341 + ... + 22339.
It is an arithmetic number, because the mean of its divisors is an integer number (3825000).
Almost surely, 299180160 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 99180160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122400000).
99180160 is an abundant number, since it is smaller than the sum of its proper divisors (145619840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
99180160 is a wasteful number, since it uses less digits than its factorization.
99180160 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5049 (or 5037 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 34.
The square root of 99180160 is about 9958.9236366186. The cubic root of 99180160 is about 462.8869476601.
The spelling of 99180160 in words is "ninety-nine million, one hundred eighty thousand, one hundred sixty".
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