Base | Representation |
---|---|
bin | 1010101100100101110000 |
3 | 12021110110211 |
4 | 22230211300 |
5 | 1204212310 |
6 | 140033504 |
7 | 32556106 |
oct | 12544560 |
9 | 5243424 |
10 | 2804080 |
11 | 1645824 |
12 | b32894 |
13 | 772426 |
14 | 52dc76 |
15 | 3a5c8a |
hex | 2ac970 |
2804080 has 20 divisors (see below), whose sum is σ = 6519672. Its totient is φ = 1121600.
The previous prime is 2804069. The next prime is 2804083. The reversal of 2804080 is 804082.
It is a tau number, because it is divible by the number of its divisors (20).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2804083) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17446 + ... + 17605.
22804080 is an apocalyptic number.
2804080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2804080 is an abundant number, since it is smaller than the sum of its proper divisors (3715592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2804080 is a wasteful number, since it uses less digits than its factorization.
2804080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35064 (or 35058 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 22.
The square root of 2804080 is about 1674.5387424601. The cubic root of 2804080 is about 141.0144008898.
The spelling of 2804080 in words is "two million, eight hundred four thousand, eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •