Base | Representation |
---|---|
bin | 11110110110010100111000 |
3 | 120012212001121 |
4 | 132312110320 |
5 | 4032234330 |
6 | 445155024 |
7 | 125510536 |
oct | 36662470 |
9 | 16185047 |
10 | 8086840 |
11 | 4623843 |
12 | 285ba74 |
13 | 18a1b18 |
14 | 1107156 |
15 | a9b17a |
hex | 7b6538 |
8086840 has 32 divisors (see below), whose sum is σ = 18642960. Its totient is φ = 3155200.
The previous prime is 8086811. The next prime is 8086843. The reversal of 8086840 is 486808.
It is a junction number, because it is equal to n+sod(n) for n = 8086796 and 8086805.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8086843) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 826 + ... + 4105.
Almost surely, 28086840 is an apocalyptic number.
It is an amenable number.
8086840 is an abundant number, since it is smaller than the sum of its proper divisors (10556120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8086840 is a wasteful number, since it uses less digits than its factorization.
8086840 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4983 (or 4979 counting only the distinct ones).
The product of its (nonzero) digits is 12288, while the sum is 34.
The square root of 8086840 is about 2843.7369779922. The cubic root of 8086840 is about 200.7210638769.
It can be divided in two parts, 80868 and 40, that added together give a palindrome (80908).
The spelling of 8086840 in words is "eight million, eighty-six thousand, eight hundred forty".
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