Base | Representation |
---|---|
bin | 11111001111101010101100 |
3 | 120102010102220 |
4 | 133033222230 |
5 | 4044100021 |
6 | 451315340 |
7 | 126422256 |
oct | 37175254 |
9 | 16363386 |
10 | 8190636 |
11 | 4694823 |
12 | 28abb50 |
13 | 190a13c |
14 | 1132cd6 |
15 | abbcc6 |
hex | 7cfaac |
8190636 has 24 divisors (see below), whose sum is σ = 19293120. Its totient is φ = 2704272.
The previous prime is 8190607. The next prime is 8190647. The reversal of 8190636 is 6360918.
It is a junction number, because it is equal to n+sod(n) for n = 8190597 and 8190606.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1906 + ... + 4473.
It is an arithmetic number, because the mean of its divisors is an integer number (803880).
Almost surely, 28190636 is an apocalyptic number.
It is an amenable number.
8190636 is an abundant number, since it is smaller than the sum of its proper divisors (11102484).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8190636 is a wasteful number, since it uses less digits than its factorization.
8190636 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6493 (or 6491 counting only the distinct ones).
The product of its (nonzero) digits is 7776, while the sum is 33.
The square root of 8190636 is about 2861.9287202864. The cubic root of 8190636 is about 201.5761790007.
The spelling of 8190636 in words is "eight million, one hundred ninety thousand, six hundred thirty-six".
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