Base | Representation |
---|---|
bin | 1011100100111110… |
… | …1010011010111001 |
3 | 22000121001012210101 |
4 | 2321033222122321 |
5 | 22331110001443 |
6 | 1232220515401 |
7 | 140005431223 |
oct | 27117523271 |
9 | 8017035711 |
10 | 3107890873 |
11 | 135536145a |
12 | 7289abb61 |
13 | 3a6b5b8a9 |
14 | 216a8d413 |
15 | 132ca684d |
hex | b93ea6b9 |
3107890873 has 4 divisors (see below), whose sum is σ = 3108600180. Its totient is φ = 3107181568.
The previous prime is 3107890859. The next prime is 3107890883. The reversal of 3107890873 is 3780987013.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3780987013 = 31 ⋅121967323.
It can be written as a sum of positive squares in 2 ways, for example, as 1386221824 + 1721669049 = 37232^2 + 41493^2 .
It is a cyclic number.
It is not a de Polignac number, because 3107890873 - 29 = 3107890361 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3107890883) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 348040 + ... + 356857.
It is an arithmetic number, because the mean of its divisors is an integer number (777150045).
Almost surely, 23107890873 is an apocalyptic number.
It is an amenable number.
3107890873 is a deficient number, since it is larger than the sum of its proper divisors (709307).
3107890873 is an equidigital number, since it uses as much as digits as its factorization.
3107890873 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 709306.
The product of its (nonzero) digits is 254016, while the sum is 46.
The square root of 3107890873 is about 55748.4607231446. The cubic root of 3107890873 is about 1459.3358574685.
The spelling of 3107890873 in words is "three billion, one hundred seven million, eight hundred ninety thousand, eight hundred seventy-three".
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