Base | Representation |
---|---|
bin | 110101111100… |
… | …101010111111 |
3 | 222121111101002 |
4 | 311330222333 |
5 | 12110022033 |
6 | 1223040515 |
7 | 231130511 |
oct | 65745277 |
9 | 28544332 |
10 | 14142143 |
11 | 7a8a224 |
12 | 48a013b |
13 | 2c12042 |
14 | 1c41bb1 |
15 | 13953e8 |
hex | d7cabf |
14142143 has 4 divisors (see below), whose sum is σ = 14152008. Its totient is φ = 14132280.
The previous prime is 14142127. The next prime is 14142157. The reversal of 14142143 is 34124141.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 14142143 - 24 = 14142127 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 (14142173) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2321 + ... + 5802.
It is an arithmetic number, because the mean of its divisors is an integer number (3538002).
Almost surely, 214142143 is an apocalyptic number.
14142143 is a deficient number, since it is larger than the sum of its proper divisors (9865).
14142143 is an equidigital number, since it uses as much as digits as its factorization.
14142143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9864.
The product of its digits is 384, while the sum is 20.
The square root of 14142143 is about 3760.6040738158. The cubic root of 14142143 is about 241.8271595563.
Adding to 14142143 its reverse (34124141), we get a palindrome (48266284).
The spelling of 14142143 in words is "fourteen million, one hundred forty-two thousand, one hundred forty-three".
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