Base | Representation |
---|---|
bin | 11111011011111111110011 |
3 | 120111200201101 |
4 | 133123333303 |
5 | 4102204024 |
6 | 452345231 |
7 | 130022434 |
oct | 37337763 |
9 | 16450641 |
10 | 8241139 |
11 | 4719765 |
12 | 2915217 |
13 | 192711a |
14 | 114748b |
15 | acbc44 |
hex | 7dbff3 |
8241139 has 2 divisors, whose sum is σ = 8241140. Its totient is φ = 8241138.
The previous prime is 8241137. The next prime is 8241143. The reversal of 8241139 is 9311428.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 8241139 - 21 = 8241137 is a prime.
Together with 8241137, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (8241131) 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 as a sum of consecutive naturals, namely, 4120569 + 4120570.
It is an arithmetic number, because the mean of its divisors is an integer number (4120570).
Almost surely, 28241139 is an apocalyptic number.
8241139 is a deficient number, since it is larger than the sum of its proper divisors (1).
8241139 is an equidigital number, since it uses as much as digits as its factorization.
8241139 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 1728, while the sum is 28.
The square root of 8241139 is about 2870.7384067518. The cubic root of 8241139 is about 201.9896328372.
The spelling of 8241139 in words is "eight million, two hundred forty-one thousand, one hundred thirty-nine".
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