Base | Representation |
---|---|
bin | 1011111010111… |
… | …01000111100011 |
3 | 20222011022220102 |
4 | 11331131013203 |
5 | 201044334011 |
6 | 13531133015 |
7 | 2322644624 |
oct | 575350743 |
9 | 228138812 |
10 | 99996131 |
11 | 51499634 |
12 | 295a416b |
13 | 17941b11 |
14 | d3cda4b |
15 | 8ba373b |
hex | 5f5d1e3 |
99996131 has 2 divisors, whose sum is σ = 99996132. Its totient is φ = 99996130.
The previous prime is 99996121. The next prime is 99996133. The reversal of 99996131 is 13169999.
It is a strong prime.
It is an emirp because it is prime and its reverse (13169999) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-99996131 is a prime.
It is a super-2 number, since 2×999961312 = 19998452429938322, which contains 22 as substring.
It is a Sophie Germain prime.
Together with 99996133, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (99996133) 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, 49998065 + 49998066.
It is an arithmetic number, because the mean of its divisors is an integer number (49998066).
Almost surely, 299996131 is an apocalyptic number.
99996131 is a deficient number, since it is larger than the sum of its proper divisors (1).
99996131 is an equidigital number, since it uses as much as digits as its factorization.
99996131 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 118098, while the sum is 47.
The square root of 99996131 is about 9999.8065481288. The cubic root of 99996131 is about 464.1528971817.
The spelling of 99996131 in words is "ninety-nine million, nine hundred ninety-six thousand, one hundred thirty-one".
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