Base | Representation |
---|---|
bin | 1100111110010… |
… | …10010101011011 |
3 | 21120210020120012 |
4 | 12133022111123 |
5 | 210330111331 |
6 | 14444352135 |
7 | 2461025504 |
oct | 637122533 |
9 | 246706505 |
10 | 108832091 |
11 | 56484185 |
12 | 3054564b |
13 | 197168b4 |
14 | 1064dbab |
15 | 984b82b |
hex | 67ca55b |
108832091 has 2 divisors, whose sum is σ = 108832092. Its totient is φ = 108832090.
The previous prime is 108832069. The next prime is 108832093. The reversal of 108832091 is 190238801.
It is a strong prime.
It is an emirp because it is prime and its reverse (190238801) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 108832091 - 210 = 108831067 is a prime.
Together with 108832093, 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 (108832093) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54416045 + 54416046.
It is an arithmetic number, because the mean of its divisors is an integer number (54416046).
Almost surely, 2108832091 is an apocalyptic number.
108832091 is a deficient number, since it is larger than the sum of its proper divisors (1).
108832091 is an equidigital number, since it uses as much as digits as its factorization.
108832091 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3456, while the sum is 32.
The square root of 108832091 is about 10432.2620270007. The cubic root of 108832091 is about 477.4402085162.
The spelling of 108832091 in words is "one hundred eight million, eight hundred thirty-two thousand, ninety-one".
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