Base | Representation |
---|---|
bin | 1001110001000011100000 |
3 | 11211001222010 |
4 | 21301003200 |
5 | 1123411344 |
6 | 130512520 |
7 | 30522132 |
oct | 11610340 |
9 | 4731863 |
10 | 2560224 |
11 | 1499597 |
12 | a35740 |
13 | 6b8434 |
14 | 4a9052 |
15 | 3588b9 |
hex | 2710e0 |
2560224 has 24 divisors (see below), whose sum is σ = 6720840. Its totient is φ = 853376.
The previous prime is 2560223. The next prime is 2560247. The reversal of 2560224 is 4220652.
It is a tau number, because it is divible by the number of its divisors (24).
It is an Ulam number.
It is a self number, because there is not a number n which added to its sum of digits gives 2560224.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2560223) 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, 13239 + ... + 13430.
It is an arithmetic number, because the mean of its divisors is an integer number (280035).
22560224 is an apocalyptic number.
2560224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
2560224 is an abundant number, since it is smaller than the sum of its proper divisors (4160616).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2560224 is a wasteful number, since it uses less digits than its factorization.
2560224 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26682 (or 26674 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 21.
The square root of 2560224 is about 1600.0699984688. The cubic root of 2560224 is about 136.8020655616.
Adding to 2560224 its reverse (4220652), we get a palindrome (6780876).
The spelling of 2560224 in words is "two million, five hundred sixty thousand, two hundred twenty-four".
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