Base | Representation |
---|---|
bin | 1000110100111111011 |
3 | 112200210220 |
4 | 1012213323 |
5 | 33224100 |
6 | 10111123 |
7 | 2313240 |
oct | 1064773 |
9 | 480726 |
10 | 289275 |
11 | 188378 |
12 | 11b4a3 |
13 | a188c |
14 | 775c7 |
15 | 5aaa0 |
hex | 469fb |
289275 has 48 divisors (see below), whose sum is σ = 595200. Its totient is φ = 120960.
The previous prime is 289273. The next prime is 289283. The reversal of 289275 is 572982.
It is not a de Polignac number, because 289275 - 21 = 289273 is a prime.
Its product of digits (10080) is a multiple of the sum of its prime divisors (63).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (289273) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9961 + ... + 9989.
It is an arithmetic number, because the mean of its divisors is an integer number (12400).
2289275 is an apocalyptic number.
289275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
289275 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
289275 is a wasteful number, since it uses less digits than its factorization.
289275 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68 (or 63 counting only the distinct ones).
The product of its digits is 10080, while the sum is 33.
The square root of 289275 is about 537.8429138698. The cubic root of 289275 is about 66.1358542341.
The spelling of 289275 in words is "two hundred eighty-nine thousand, two hundred seventy-five".
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