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14012413 = 19771129
BaseRepresentation
bin110101011100…
…111111111101
3222100220102021
4311130333331
512041344123
61220200141
7230050342
oct65347775
928326367
1014012413
117a00808
124839051
132b97c8c
141c0a7c9
15136bc5d
hexd5cffd

14012413 has 4 divisors (see below), whose sum is σ = 14083740. Its totient is φ = 13941088.

The previous prime is 14012393. The next prime is 14012417. The reversal of 14012413 is 31421041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31421041 = 191653739.

It can be written as a sum of positive squares in 2 ways, for example, as 9229444 + 4782969 = 3038^2 + 2187^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-14012413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14012417) 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, 35368 + ... + 35761.

It is an arithmetic number, because the mean of its divisors is an integer number (3520935).

Almost surely, 214012413 is an apocalyptic number.

It is an amenable number.

14012413 is a deficient number, since it is larger than the sum of its proper divisors (71327).

14012413 is an equidigital number, since it uses as much as digits as its factorization.

14012413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71326.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 14012413 is about 3743.3157761535. The cubic root of 14012413 is about 241.0854365565.

Adding to 14012413 its reverse (31421041), we get a palindrome (45433454).

The spelling of 14012413 in words is "fourteen million, twelve thousand, four hundred thirteen".

Divisors: 1 197 71129 14012413