Base | Representation |
---|---|
bin | 11110111101111101000000 |
3 | 120021102220122 |
4 | 132331331000 |
5 | 4034234310 |
6 | 445555412 |
7 | 126000605 |
oct | 36757500 |
9 | 16242818 |
10 | 8118080 |
11 | 4645263 |
12 | 2875b68 |
13 | 18b30c9 |
14 | 11146ac |
15 | aa5555 |
hex | 7bdf40 |
8118080 has 56 divisors (see below), whose sum is σ = 20189952. Its totient is φ = 3103232.
The previous prime is 8118049. The next prime is 8118083. The reversal of 8118080 is 808118.
It is a plaindrome in base 14.
It is a nialpdrome in base 15.
It is a zygodrome in base 15.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8118083) 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, 6809 + ... + 7911.
Almost surely, 28118080 is an apocalyptic number.
8118080 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 8118080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10094976).
8118080 is an abundant number, since it is smaller than the sum of its proper divisors (12071872).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8118080 is a wasteful number, since it uses less digits than its factorization.
8118080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1143 (or 1133 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 26.
The square root of 8118080 is about 2849.2244558827. The cubic root of 8118080 is about 200.9791980320.
The spelling of 8118080 in words is "eight million, one hundred eighteen thousand, eighty".
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