Base | Representation |
---|---|
bin | 11110110111000111100000 |
3 | 120020000111121 |
4 | 132313013200 |
5 | 4032340310 |
6 | 445222024 |
7 | 125523145 |
oct | 36670740 |
9 | 16200447 |
10 | 8090080 |
11 | 4626219 |
12 | 2861914 |
13 | 18a343b |
14 | 11083cc |
15 | a9c0da |
hex | 7b71e0 |
8090080 has 48 divisors (see below), whose sum is σ = 19459440. Its totient is φ = 3177472.
The previous prime is 8090057. The next prime is 8090081. The reversal of 8090080 is 800908.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8090081) 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, 9012 + ... + 9868.
It is an arithmetic number, because the mean of its divisors is an integer number (405405).
Almost surely, 28090080 is an apocalyptic number.
8090080 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 8090080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9729720).
8090080 is an abundant number, since it is smaller than the sum of its proper divisors (11369360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8090080 is a wasteful number, since it uses less digits than its factorization.
8090080 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 931 (or 923 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 25.
The square root of 8090080 is about 2844.3065938819. The cubic root of 8090080 is about 200.7478666583.
Adding to 8090080 its reverse (800908), we get a palindrome (8890988).
The spelling of 8090080 in words is "eight million, ninety thousand, eighty".
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