Base | Representation |
---|---|
bin | 1000101111011001100 |
3 | 112112212212 |
4 | 1011323030 |
5 | 33131122 |
6 | 10045552 |
7 | 2302010 |
oct | 1057314 |
9 | 475785 |
10 | 286412 |
11 | 186205 |
12 | 1198b8 |
13 | a0499 |
14 | 76540 |
15 | 59ce2 |
hex | 45ecc |
286412 has 24 divisors (see below), whose sum is σ = 586656. Its totient is φ = 119808.
The previous prime is 286411. The next prime is 286421. The reversal of 286412 is 214682.
It is an Ulam number.
It is a nialpdrome in base 14.
It is not an unprimeable number, because it can be changed into a prime (286411) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1388 + ... + 1580.
It is an arithmetic number, because the mean of its divisors is an integer number (24444).
2286412 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 286412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (293328).
286412 is an abundant number, since it is smaller than the sum of its proper divisors (300244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
286412 is a wasteful number, since it uses less digits than its factorization.
286412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 257 (or 255 counting only the distinct ones).
The product of its digits is 768, while the sum is 23.
The square root of 286412 is about 535.1747378193. The cubic root of 286412 is about 65.9169448069.
The spelling of 286412 in words is "two hundred eighty-six thousand, four hundred twelve".
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