Base | Representation |
---|---|
bin | 1100100011110… |
… | …00111111100111 |
3 | 21100020111102001 |
4 | 12101320333213 |
5 | 203432300231 |
6 | 14242030131 |
7 | 2416326106 |
oct | 621707747 |
9 | 240214361 |
10 | 105353191 |
11 | 54518459 |
12 | 2b348347 |
13 | 18a99288 |
14 | ddc603d |
15 | 93b0b61 |
hex | 6478fe7 |
105353191 has 2 divisors, whose sum is σ = 105353192. Its totient is φ = 105353190.
The previous prime is 105353189. The next prime is 105353207. The reversal of 105353191 is 191353501.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 105353191 - 21 = 105353189 is a prime.
It is a super-2 number, since 2×1053531912 = 22198589707764962, which contains 22 as substring.
Together with 105353189, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (105353111) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52676595 + 52676596.
It is an arithmetic number, because the mean of its divisors is an integer number (52676596).
Almost surely, 2105353191 is an apocalyptic number.
105353191 is a deficient number, since it is larger than the sum of its proper divisors (1).
105353191 is an equidigital number, since it uses as much as digits as its factorization.
105353191 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2025, while the sum is 28.
The square root of 105353191 is about 10264.1702538491. The cubic root of 105353191 is about 472.2977733565.
The spelling of 105353191 in words is "one hundred five million, three hundred fifty-three thousand, one hundred ninety-one".
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