Base | Representation |
---|---|
bin | 11111010000101100100001 |
3 | 120102100012221 |
4 | 133100230201 |
5 | 4044213344 |
6 | 451351041 |
7 | 126440455 |
oct | 37205441 |
9 | 16370187 |
10 | 8194849 |
11 | 4697a03 |
12 | 28b2481 |
13 | 190c030 |
14 | 1134665 |
15 | abd184 |
hex | 7d0b21 |
8194849 has 8 divisors (see below), whose sum is σ = 9129960. Its totient is φ = 7303296.
The previous prime is 8194841. The next prime is 8194859. The reversal of 8194849 is 9484918.
8194849 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 32400 + 8162449 = 180^2 + 2857^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 8194849 - 23 = 8194841 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (8194841) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10492 + ... + 11245.
It is an arithmetic number, because the mean of its divisors is an integer number (1141245).
Almost surely, 28194849 is an apocalyptic number.
It is an amenable number.
8194849 is a deficient number, since it is larger than the sum of its proper divisors (935111).
8194849 is a wasteful number, since it uses less digits than its factorization.
8194849 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21779.
The product of its digits is 82944, while the sum is 43.
The square root of 8194849 is about 2862.6646677528. The cubic root of 8194849 is about 201.6107345133.
The spelling of 8194849 in words is "eight million, one hundred ninety-four thousand, eight hundred forty-nine".
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