Base | Representation |
---|---|
bin | 1011110011010… |
… | …10001001010101 |
3 | 20220021202201122 |
4 | 11321222021111 |
5 | 200321012132 |
6 | 13453533325 |
7 | 2311331261 |
oct | 571521125 |
9 | 226252648 |
10 | 99000917 |
11 | 50979944 |
12 | 291a4245 |
13 | 17683b32 |
14 | d2110a1 |
15 | 8a58912 |
hex | 5e6a255 |
99000917 has 2 divisors, whose sum is σ = 99000918. Its totient is φ = 99000916.
The previous prime is 99000893. The next prime is 99000919. The reversal of 99000917 is 71900099.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 96314596 + 2686321 = 9814^2 + 1639^2 .
It is a cyclic number.
It is not a de Polignac number, because 99000917 - 210 = 98999893 is a prime.
Together with 99000919, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (99000919) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49500458 + 49500459.
It is an arithmetic number, because the mean of its divisors is an integer number (49500459).
Almost surely, 299000917 is an apocalyptic number.
It is an amenable number.
99000917 is a deficient number, since it is larger than the sum of its proper divisors (1).
99000917 is an equidigital number, since it uses as much as digits as its factorization.
99000917 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 5103, while the sum is 35.
The square root of 99000917 is about 9949.9204519433. The cubic root of 99000917 is about 462.6079292309.
The spelling of 99000917 in words is "ninety-nine million, nine hundred seventeen", and thus it is an aban number.
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