Base | Representation |
---|---|
bin | 1000110101101011011 |
3 | 112201021221 |
4 | 1012231123 |
5 | 33232002 |
6 | 10112511 |
7 | 2314252 |
oct | 1065533 |
9 | 481257 |
10 | 289627 |
11 | 188668 |
12 | 11b737 |
13 | a1aa0 |
14 | 77799 |
15 | 5ac37 |
hex | 46b5b |
289627 has 4 divisors (see below), whose sum is σ = 311920. Its totient is φ = 267336.
The previous prime is 289607. The next prime is 289637. The reversal of 289627 is 726982.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 726982 = 2 ⋅363491.
It is a cyclic number.
It is not a de Polignac number, because 289627 - 211 = 287579 is a prime.
It is a Duffinian number.
It is a plaindrome in base 14.
It is a zygodrome in base 14.
It is a junction number, because it is equal to n+sod(n) for n = 289592 and 289601.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 289627.
It is not an unprimeable number, because it can be changed into a prime (289607) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11127 + ... + 11152.
It is an arithmetic number, because the mean of its divisors is an integer number (77980).
2289627 is an apocalyptic number.
289627 is a deficient number, since it is larger than the sum of its proper divisors (22293).
289627 is a wasteful number, since it uses less digits than its factorization.
289627 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22292.
The product of its digits is 12096, while the sum is 34.
The square root of 289627 is about 538.1700474757. The cubic root of 289627 is about 66.1626688390.
The spelling of 289627 in words is "two hundred eighty-nine thousand, six hundred twenty-seven".
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