Base | Representation |
---|---|
bin | 110010101011000010… |
… | …0100000000001010101 |
3 | 101101212201122110021001 |
4 | 1211112010200001111 |
5 | 3240324424441314 |
6 | 121553531423301 |
7 | 10601421314206 |
oct | 1452604400125 |
9 | 341781573231 |
10 | 108818202709 |
11 | 42171047337 |
12 | 1910abb4b31 |
13 | a352709a78 |
14 | 53a42715ad |
15 | 2c6d4a5674 |
hex | 1956120055 |
108818202709 has 2 divisors, whose sum is σ = 108818202710. Its totient is φ = 108818202708.
The previous prime is 108818202697. The next prime is 108818202719. The reversal of 108818202709 is 907202818801.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 81493120900 + 27325081809 = 285470^2 + 165303^2 .
It is a cyclic number.
It is not a de Polignac number, because 108818202709 - 231 = 106670719061 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (108818202719) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54409101354 + 54409101355.
It is an arithmetic number, because the mean of its divisors is an integer number (54409101355).
Almost surely, 2108818202709 is an apocalyptic number.
It is an amenable number.
108818202709 is a deficient number, since it is larger than the sum of its proper divisors (1).
108818202709 is an equidigital number, since it uses as much as digits as its factorization.
108818202709 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 129024, while the sum is 46.
The spelling of 108818202709 in words is "one hundred eight billion, eight hundred eighteen million, two hundred two thousand, seven hundred nine".
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