Base | Representation |
---|---|
bin | 1101000000011… |
… | …11111010100101 |
3 | 21121022201111211 |
4 | 12200033322211 |
5 | 210413221333 |
6 | 14454431421 |
7 | 2463323431 |
oct | 640177245 |
9 | 247281454 |
10 | 109117093 |
11 | 56659318 |
12 | 30662571 |
13 | 197b6537 |
14 | 106c59c1 |
15 | 98a5ecd |
hex | 680fea5 |
109117093 has 4 divisors (see below), whose sum is σ = 109147500. Its totient is φ = 109086688.
The previous prime is 109117081. The next prime is 109117097. The reversal of 109117093 is 390711901.
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 67617729 + 41499364 = 8223^2 + 6442^2 .
It is a cyclic number.
It is not a de Polignac number, because 109117093 - 25 = 109117061 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (109117097) 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, 8968 + ... + 17281.
It is an arithmetic number, because the mean of its divisors is an integer number (27286875).
Almost surely, 2109117093 is an apocalyptic number.
It is an amenable number.
109117093 is a deficient number, since it is larger than the sum of its proper divisors (30407).
109117093 is an equidigital number, since it uses as much as digits as its factorization.
109117093 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30406.
The product of its (nonzero) digits is 1701, while the sum is 31.
The square root of 109117093 is about 10445.9127413549. The cubic root of 109117093 is about 477.8566077829.
Adding to 109117093 its reverse (390711901), we get a palindrome (499828994).
The spelling of 109117093 in words is "one hundred nine million, one hundred seventeen thousand, ninety-three".
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