Base | Representation |
---|---|
bin | 1011111010010… |
… | …10010010100000 |
3 | 20222000102010000 |
4 | 11331022102200 |
5 | 201034402013 |
6 | 13525340000 |
7 | 2322204030 |
oct | 575122240 |
9 | 228012100 |
10 | 99919008 |
11 | 514466a2 |
12 | 29567600 |
13 | 17915997 |
14 | d3ad8c0 |
15 | 8b8a973 |
hex | 5f4a4a0 |
99919008 has 120 divisors (see below), whose sum is σ = 335899872. Its totient is φ = 28543104.
The previous prime is 99918989. The next prime is 99919019. The reversal of 99919008 is 80091999.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 15391 + ... + 20897.
Almost surely, 299919008 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 99919008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167949936).
99919008 is an abundant number, since it is smaller than the sum of its proper divisors (235980864).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
99919008 is a wasteful number, since it uses less digits than its factorization.
99919008 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5536 (or 5519 counting only the distinct ones).
The product of its (nonzero) digits is 52488, while the sum is 45.
The square root of 99919008 is about 9995.9495797048. The cubic root of 99919008 is about 464.0335389946.
The spelling of 99919008 in words is "ninety-nine million, nine hundred nineteen thousand, eight".
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