Base | Representation |
---|---|
bin | 11110100111111110110000 |
3 | 120002212110022 |
4 | 132213332300 |
5 | 4023344310 |
6 | 444023012 |
7 | 125144324 |
oct | 36477660 |
9 | 16085408 |
10 | 8028080 |
11 | 4593685 |
12 | 2831a68 |
13 | 1881158 |
14 | 10cd984 |
15 | a88a55 |
hex | 7a7fb0 |
8028080 has 40 divisors (see below), whose sum is σ = 19766592. Its totient is φ = 3021824.
The previous prime is 8028077. The next prime is 8028107. The reversal of 8028080 is 808208.
It is a tau number, because it is divible by the number of its divisors (40).
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, 1592 + ... + 4311.
Almost surely, 28028080 is an apocalyptic number.
8028080 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
8028080 is an abundant number, since it is smaller than the sum of its proper divisors (11738512).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8028080 is a wasteful number, since it uses less digits than its factorization.
8028080 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5933 (or 5927 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 26.
The square root of 8028080 is about 2833.3866661647. The cubic root of 8028080 is about 200.2337267526.
The spelling of 8028080 in words is "eight million, twenty-eight thousand, eighty".
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