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14004213 = 34668071
BaseRepresentation
bin110101011010…
…111111110101
3222100111011120
4311122333311
512041113323
61220054153
7230014416
oct65327765
928314146
1014004213
1179a5633
124834359
132b94322
141c0780d
1513695e3
hexd5aff5

14004213 has 4 divisors (see below), whose sum is σ = 18672288. Its totient is φ = 9336140.

The previous prime is 14004191. The next prime is 14004223. The reversal of 14004213 is 31240041.

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 a cyclic number.

It is not a de Polignac number, because 14004213 - 26 = 14004149 is a prime.

It is a super-2 number, since 2×140042132 = 392235963498738, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14004192 and 14004201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14004223) 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, 2334033 + ... + 2334038.

It is an arithmetic number, because the mean of its divisors is an integer number (4668072).

Almost surely, 214004213 is an apocalyptic number.

It is an amenable number.

14004213 is a deficient number, since it is larger than the sum of its proper divisors (4668075).

14004213 is an equidigital number, since it uses as much as digits as its factorization.

14004213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4668074.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 14004213 is about 3742.2203302318. The cubic root of 14004213 is about 241.0384000151.

Adding to 14004213 its reverse (31240041), we get a palindrome (45244254).

The spelling of 14004213 in words is "fourteen million, four thousand, two hundred thirteen".

Divisors: 1 3 4668071 14004213