Base | Representation |
---|---|
bin | 101011111010110 |
3 | 1010211211 |
4 | 11133112 |
5 | 1204421 |
6 | 252034 |
7 | 122362 |
oct | 53726 |
9 | 33754 |
10 | 22486 |
11 | 15992 |
12 | 1101a |
13 | a309 |
14 | 82a2 |
15 | 69e1 |
hex | 57d6 |
22486 has 4 divisors (see below), whose sum is σ = 33732. Its totient is φ = 11242.
The previous prime is 22483. The next prime is 22501. The reversal of 22486 is 68422.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 68422 = 2 ⋅34211.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22481) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5620 + ... + 5623.
It is an arithmetic number, because the mean of its divisors is an integer number (8433).
222486 is an apocalyptic number.
22486 is a deficient number, since it is larger than the sum of its proper divisors (11246).
22486 is a wasteful number, since it uses less digits than its factorization.
22486 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11245.
The product of its digits is 768, while the sum is 22.
The square root of 22486 is about 149.9533260718. The cubic root of 22486 is about 28.2252243163.
The spelling of 22486 in words is "twenty-two thousand, four hundred eighty-six".
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