Base | Representation |
---|---|
bin | 110110010000… |
… | …100101011111 |
3 | 222202122021010 |
4 | 312100211133 |
5 | 12120124321 |
6 | 1224510303 |
7 | 231620355 |
oct | 66204537 |
9 | 28678233 |
10 | 14223711 |
11 | 8035537 |
12 | 491b393 |
13 | 2c401c8 |
14 | 1c637d5 |
15 | 13ae676 |
hex | d9095f |
14223711 has 4 divisors (see below), whose sum is σ = 18964952. Its totient is φ = 9482472.
The previous prime is 14223709. The next prime is 14223719. The reversal of 14223711 is 11732241.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11732241 = 3 ⋅3910747.
It is not a de Polignac number, because 14223711 - 21 = 14223709 is a prime.
It is a super-2 number, since 2×142237112 = 404627909223042, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14223719) 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 3 ways as a sum of consecutive naturals, for example, 2370616 + ... + 2370621.
It is an arithmetic number, because the mean of its divisors is an integer number (4741238).
Almost surely, 214223711 is an apocalyptic number.
14223711 is a deficient number, since it is larger than the sum of its proper divisors (4741241).
14223711 is an equidigital number, since it uses as much as digits as its factorization.
14223711 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4741240.
The product of its digits is 336, while the sum is 21.
The square root of 14223711 is about 3771.4335470746. The cubic root of 14223711 is about 242.2911994434.
Adding to 14223711 its reverse (11732241), we get a palindrome (25955952).
The spelling of 14223711 in words is "fourteen million, two hundred twenty-three thousand, seven hundred eleven".
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