Base | Representation |
---|---|
bin | 1011111010101… |
… | …10010100011111 |
3 | 20222002220201011 |
4 | 11331112110133 |
5 | 201042441122 |
6 | 13530400051 |
7 | 2322500506 |
oct | 575262437 |
9 | 228086634 |
10 | 99968287 |
11 | 5147a721 |
12 | 29590027 |
13 | 17932243 |
14 | d3c383d |
15 | 8b9a377 |
hex | 5f5651f |
99968287 has 2 divisors, whose sum is σ = 99968288. Its totient is φ = 99968286.
The previous prime is 99968269. The next prime is 99968299. The reversal of 99968287 is 78286999.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 99968287 - 223 = 91579679 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (99968207) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49984143 + 49984144.
It is an arithmetic number, because the mean of its divisors is an integer number (49984144).
Almost surely, 299968287 is an apocalyptic number.
99968287 is a deficient number, since it is larger than the sum of its proper divisors (1).
99968287 is an equidigital number, since it uses as much as digits as its factorization.
99968287 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 3919104, while the sum is 58.
The square root of 99968287 is about 9998.4142242658. The cubic root of 99968287 is about 464.1098119380.
The spelling of 99968287 in words is "ninety-nine million, nine hundred sixty-eight thousand, two hundred eighty-seven".
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