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14141213 = 24475779
BaseRepresentation
bin110101111100…
…011100011101
3222121110002122
4311330130131
512110004323
61223032325
7231125012
oct65743435
928543078
1014141213
117a89559
12489b6a5
132c117a8
141c41709
151394ec8
hexd7c71d

14141213 has 4 divisors (see below), whose sum is σ = 14149440. Its totient is φ = 14132988.

The previous prime is 14141209. The next prime is 14141233. The reversal of 14141213 is 31214141.

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, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 31214141 = 74459163.

It is a cyclic number.

It is not a de Polignac number, because 14141213 - 22 = 14141209 is a prime.

It is a super-2 number, since 2×141412132 = 399947810222738, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14141191 and 14141200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14141233) 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, 443 + ... + 5336.

It is an arithmetic number, because the mean of its divisors is an integer number (3537360).

Almost surely, 214141213 is an apocalyptic number.

It is an amenable number.

14141213 is a deficient number, since it is larger than the sum of its proper divisors (8227).

14141213 is an equidigital number, since it uses as much as digits as its factorization.

14141213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8226.

The product of its digits is 96, while the sum is 17.

The square root of 14141213 is about 3760.4804214355. The cubic root of 14141213 is about 241.8218585165.

Adding to 14141213 its reverse (31214141), we get a palindrome (45355354).

The spelling of 14141213 in words is "fourteen million, one hundred forty-one thousand, two hundred thirteen".

Divisors: 1 2447 5779 14141213