Base | Representation |
---|---|
bin | 110110010001… |
… | …011011000111 |
3 | 222202210222020 |
4 | 312101123013 |
5 | 12120232033 |
6 | 1224534223 |
7 | 231633360 |
oct | 66213307 |
9 | 28683866 |
10 | 14227143 |
11 | 8038077 |
12 | 4921373 |
13 | 2c41938 |
14 | 1c64b67 |
15 | 13b06b3 |
hex | d916c7 |
14227143 has 32 divisors (see below), whose sum is σ = 23063040. Its totient is φ = 7620480.
The previous prime is 14227127. The next prime is 14227153. The reversal of 14227143 is 34172241.
It is a happy number.
It is not a de Polignac number, because 14227143 - 24 = 14227127 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14227153) by changing a digit.
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 31 ways as a sum of consecutive naturals, for example, 72121 + ... + 72317.
It is an arithmetic number, because the mean of its divisors is an integer number (720720).
Almost surely, 214227143 is an apocalyptic number.
14227143 is a deficient number, since it is larger than the sum of its proper divisors (8835897).
14227143 is a wasteful number, since it uses less digits than its factorization.
14227143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 407.
The product of its digits is 1344, while the sum is 24.
The square root of 14227143 is about 3771.8885190313. Note that the first 3 decimals coincide. The cubic root of 14227143 is about 242.3106851347.
Adding to 14227143 its reverse (34172241), we get a palindrome (48399384).
The spelling of 14227143 in words is "fourteen million, two hundred twenty-seven thousand, one hundred forty-three".
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