Base | Representation |
---|---|
bin | 110110001111… |
… | …111101010101 |
3 | 222202111201221 |
4 | 312033331111 |
5 | 12120034031 |
6 | 1224450341 |
7 | 231610024 |
oct | 66177525 |
9 | 28674657 |
10 | 14221141 |
11 | 8033610 |
12 | 49199b1 |
13 | 2c3bc9c |
14 | 1c628bb |
15 | 13ada11 |
hex | d8ff55 |
14221141 has 4 divisors (see below), whose sum is σ = 15513984. Its totient is φ = 12928300.
The previous prime is 14221133. The next prime is 14221147. The reversal of 14221141 is 14112241.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 14221141 - 23 = 14221133 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14221147) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 646405 + ... + 646426.
It is an arithmetic number, because the mean of its divisors is an integer number (3878496).
Almost surely, 214221141 is an apocalyptic number.
14221141 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
14221141 is a deficient number, since it is larger than the sum of its proper divisors (1292843).
14221141 is a wasteful number, since it uses less digits than its factorization.
14221141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1292842.
The product of its digits is 64, while the sum is 16.
The square root of 14221141 is about 3771.0928124351. The cubic root of 14221141 is about 242.2766058330.
Adding to 14221141 its reverse (14112241), we get a palindrome (28333382).
Subtracting from 14221141 its reverse (14112241), we obtain a square (108900 = 3302).
The spelling of 14221141 in words is "fourteen million, two hundred twenty-one thousand, one hundred forty-one".
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