Base | Representation |
---|---|
bin | 1000110101101110100 |
3 | 112201022212 |
4 | 1012231310 |
5 | 33232102 |
6 | 10112552 |
7 | 2314316 |
oct | 1065564 |
9 | 481285 |
10 | 289652 |
11 | 188690 |
12 | 11b758 |
13 | a1abc |
14 | 777b6 |
15 | 5ac52 |
hex | 46b74 |
289652 has 24 divisors (see below), whose sum is σ = 574560. Its totient is φ = 126560.
The previous prime is 289643. The next prime is 289657. The reversal of 289652 is 256982.
It is a super-2 number, since 2×2896522 = 167796562208, which contains 22 as substring.
It is a d-powerful number, because it can be written as 2 + 84 + 65 + 9 + 56 + 218 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (289657) by changing a digit.
289652 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1163 + ... + 1389.
It is an arithmetic number, because the mean of its divisors is an integer number (23940).
2289652 is an apocalyptic number.
289652 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
289652 is a deficient number, since it is larger than the sum of its proper divisors (284908).
289652 is a wasteful number, since it uses less digits than its factorization.
289652 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 271 (or 269 counting only the distinct ones).
The product of its digits is 8640, while the sum is 32.
The square root of 289652 is about 538.1932738339. The cubic root of 289652 is about 66.1645724588.
The spelling of 289652 in words is "two hundred eighty-nine thousand, six hundred fifty-two".
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