Base | Representation |
---|---|
bin | 11111010000011010000100 |
3 | 120102021121012 |
4 | 133100122010 |
5 | 4044144133 |
6 | 451341352 |
7 | 126434150 |
oct | 37203204 |
9 | 16367535 |
10 | 8193668 |
11 | 469702a |
12 | 28b1858 |
13 | 190b632 |
14 | 1134060 |
15 | abcb48 |
hex | 7d0684 |
8193668 has 12 divisors (see below), whose sum is σ = 16387392. Its totient is φ = 3511560.
The previous prime is 8193667. The next prime is 8193671. The reversal of 8193668 is 8663918.
It is a happy number.
8193668 is an admirable number.
It is not an unprimeable number, because it can be changed into a prime (8193667) 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, 146288 + ... + 146343.
It is an arithmetic number, because the mean of its divisors is an integer number (1365616).
Almost surely, 28193668 is an apocalyptic number.
It is an amenable number.
8193668 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8193668 is a wasteful number, since it uses less digits than its factorization.
8193668 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 292642 (or 292640 counting only the distinct ones).
The product of its digits is 62208, while the sum is 41.
The square root of 8193668 is about 2862.4583839770. The cubic root of 8193668 is about 201.6010490098.
The spelling of 8193668 in words is "eight million, one hundred ninety-three thousand, six hundred sixty-eight".
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