Base | Representation |
---|---|
bin | 1100111110111… |
… | …01011000010001 |
3 | 21120221012120022 |
4 | 12133131120101 |
5 | 210340110342 |
6 | 14450153225 |
7 | 2461502102 |
oct | 637353021 |
9 | 246835508 |
10 | 108910097 |
11 | 5652784a |
12 | 30582815 |
13 | 1974325a |
14 | 106703a9 |
15 | 98649d2 |
hex | 67dd611 |
108910097 has 4 divisors (see below), whose sum is σ = 108957156. Its totient is φ = 108863040.
The previous prime is 108910073. The next prime is 108910117. The reversal of 108910097 is 790019801.
It is a Cunningham number, because it is equal to 104362+1.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 10523536 + 98386561 = 3244^2 + 9919^2 .
It is a cyclic number.
It is not a de Polignac number, because 108910097 - 212 = 108906001 is a prime.
It is a super-2 number, since 2×1089100972 = 23722818457098818, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (108910297) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19868 + ... + 24749.
It is an arithmetic number, because the mean of its divisors is an integer number (27239289).
Almost surely, 2108910097 is an apocalyptic number.
It is an amenable number.
108910097 is a deficient number, since it is larger than the sum of its proper divisors (47059).
108910097 is an equidigital number, since it uses as much as digits as its factorization.
108910097 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47058.
The product of its (nonzero) digits is 4536, while the sum is 35.
The square root of 108910097 is about 10436.0000479111. Note that the first 4 decimals coincide. The cubic root of 108910097 is about 477.5542505725.
Adding to 108910097 its reverse (790019801), we get a palindrome (898929898).
The spelling of 108910097 in words is "one hundred eight million, nine hundred ten thousand, ninety-seven".
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