Base | Representation |
---|---|
bin | 1000110100111101100 |
3 | 112200210100 |
4 | 1012213230 |
5 | 33224020 |
6 | 10111100 |
7 | 2313216 |
oct | 1064754 |
9 | 480710 |
10 | 289260 |
11 | 188364 |
12 | 11b490 |
13 | a187a |
14 | 775b6 |
15 | 5aa90 |
hex | 469ec |
289260 has 36 divisors (see below), whose sum is σ = 877968. Its totient is φ = 77088.
The previous prime is 289253. The next prime is 289273. The reversal of 289260 is 62982.
It is a tau number, because it is divible by the number of its divisors (36).
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 289260.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 624 + ... + 983.
It is an arithmetic number, because the mean of its divisors is an integer number (24388).
2289260 is an apocalyptic number.
289260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
289260 is an abundant number, since it is smaller than the sum of its proper divisors (588708).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
289260 is a wasteful number, since it uses less digits than its factorization.
289260 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1622 (or 1617 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 27.
The square root of 289260 is about 537.8289690971. The cubic root of 289260 is about 66.1347110831.
The spelling of 289260 in words is "two hundred eighty-nine thousand, two hundred sixty".
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