Base | Representation |
---|---|
bin | 11111010000101001001110 |
3 | 120102022221010 |
4 | 133100221032 |
5 | 4044212023 |
6 | 451350050 |
7 | 126440034 |
oct | 37205116 |
9 | 16368833 |
10 | 8194638 |
11 | 4697831 |
12 | 28b2326 |
13 | 190bbca |
14 | 1134554 |
15 | abd093 |
hex | 7d0a4e |
8194638 has 16 divisors (see below), whose sum is σ = 16738560. Its totient is φ = 2673336.
The previous prime is 8194631. The next prime is 8194651. The reversal of 8194638 is 8364918.
8194638 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 8194596 and 8194605.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8194631) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14248 + ... + 14811.
It is an arithmetic number, because the mean of its divisors is an integer number (1046160).
Almost surely, 28194638 is an apocalyptic number.
8194638 is an abundant number, since it is smaller than the sum of its proper divisors (8543922).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8194638 is a wasteful number, since it uses less digits than its factorization.
8194638 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29111.
The product of its digits is 41472, while the sum is 39.
The square root of 8194638 is about 2862.6278137404. The cubic root of 8194638 is about 201.6090041487.
The spelling of 8194638 in words is "eight million, one hundred ninety-four thousand, six hundred thirty-eight".
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