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14114021 = 31455291
BaseRepresentation
bin110101110101…
…110011100101
3222120001210112
4311311303211
512103122041
61222302405
7230652515
oct65656345
928501715
1014114021
117a70089
124887a05
132c022bc
141c35845
15138bdeb
hexd75ce5

14114021 has 4 divisors (see below), whose sum is σ = 14569344. Its totient is φ = 13658700.

The previous prime is 14114011. The next prime is 14114027. The reversal of 14114021 is 12041141.

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 an emirpimes, since its reverse is a distinct semiprime: 12041141 = 71720163.

It is a cyclic number.

It is not a de Polignac number, because 14114021 - 222 = 9919717 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14113987 and 14114005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14114027) 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, 227615 + ... + 227676.

It is an arithmetic number, because the mean of its divisors is an integer number (3642336).

Almost surely, 214114021 is an apocalyptic number.

It is an amenable number.

14114021 is a deficient number, since it is larger than the sum of its proper divisors (455323).

14114021 is an equidigital number, since it uses as much as digits as its factorization.

14114021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455322.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 14114021 is about 3756.8631862233. The cubic root of 14114021 is about 241.6667601004. Note that the first 3 decimals are identical.

Adding to 14114021 its reverse (12041141), we get a palindrome (26155162).

The spelling of 14114021 in words is "fourteen million, one hundred fourteen thousand, twenty-one".

Divisors: 1 31 455291 14114021