Base | Representation |
---|---|
bin | 101000111110… |
… | …0101000011110 |
3 | 1111102101210011 |
4 | 1101330220132 |
5 | 20444411024 |
6 | 2044233434 |
7 | 350410531 |
oct | 121745036 |
9 | 44371704 |
10 | 21482014 |
11 | 11142834 |
12 | 723b87a |
13 | 45b1b68 |
14 | 2bd2a18 |
15 | 1d45094 |
hex | 147ca1e |
21482014 has 8 divisors (see below), whose sum is σ = 32327568. Its totient is φ = 10706160.
The previous prime is 21481963. The next prime is 21482029. The reversal of 21482014 is 41028412.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×214820142 = 922953850992392, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16647 + ... + 17890.
It is an arithmetic number, because the mean of its divisors is an integer number (4040946).
Almost surely, 221482014 is an apocalyptic number.
21482014 is a deficient number, since it is larger than the sum of its proper divisors (10845554).
21482014 is a wasteful number, since it uses less digits than its factorization.
21482014 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34850.
The product of its (nonzero) digits is 512, while the sum is 22.
The square root of 21482014 is about 4634.8693616973. The cubic root of 21482014 is about 277.9873275455.
It can be divided in two parts, 214 and 82014, that added together give a palindrome (82228).
The spelling of 21482014 in words is "twenty-one million, four hundred eighty-two thousand, fourteen".
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