Base | Representation |
---|---|
bin | 1100011111110… |
… | …11100000011001 |
3 | 21022021101100002 |
4 | 12033323200121 |
5 | 203314323233 |
6 | 14223022345 |
7 | 2412055424 |
oct | 617734031 |
9 | 238241302 |
10 | 104839193 |
11 | 541a7268 |
12 | 2b13a9b5 |
13 | 18949334 |
14 | dcd09bb |
15 | 930d6e8 |
hex | 63fb819 |
104839193 has 4 divisors (see below), whose sum is σ = 104935860. Its totient is φ = 104742528.
The previous prime is 104839183. The next prime is 104839199. The reversal of 104839193 is 391938401.
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: 391938401 = 521 ⋅752281.
It can be written as a sum of positive squares in 2 ways, for example, as 9815689 + 95023504 = 3133^2 + 9748^2 .
It is a cyclic number.
It is not a de Polignac number, because 104839193 - 210 = 104838169 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (104839199) 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, 46688 + ... + 48881.
It is an arithmetic number, because the mean of its divisors is an integer number (26233965).
Almost surely, 2104839193 is an apocalyptic number.
It is an amenable number.
104839193 is a deficient number, since it is larger than the sum of its proper divisors (96667).
104839193 is an equidigital number, since it uses as much as digits as its factorization.
104839193 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 96666.
The product of its (nonzero) digits is 23328, while the sum is 38.
The square root of 104839193 is about 10239.1011812561. The cubic root of 104839193 is about 471.5284374509.
The spelling of 104839193 in words is "one hundred four million, eight hundred thirty-nine thousand, one hundred ninety-three".
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