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14042031 = 34680677
BaseRepresentation
bin110101100100…
…001110101111
3222102102001020
4311210032233
512043321111
61220545223
7230232603
oct65441657
928372036
1014042031
117a20a93
124852213
132ba85c3
141c17503
151375906
hexd643af

14042031 has 4 divisors (see below), whose sum is σ = 18722712. Its totient is φ = 9361352.

The previous prime is 14041997. The next prime is 14042033. The reversal of 14042031 is 13024041.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 14042031 - 27 = 14041903 is a prime.

It is a super-2 number, since 2×140420312 = 394357269209922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 14042031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14042033) 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, 2340336 + ... + 2340341.

It is an arithmetic number, because the mean of its divisors is an integer number (4680678).

Almost surely, 214042031 is an apocalyptic number.

14042031 is a deficient number, since it is larger than the sum of its proper divisors (4680681).

14042031 is an equidigital number, since it uses as much as digits as its factorization.

14042031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4680680.

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

The square root of 14042031 is about 3747.2698061389. The cubic root of 14042031 is about 241.2551775670.

Adding to 14042031 its reverse (13024041), we get a palindrome (27066072).

The spelling of 14042031 in words is "fourteen million, forty-two thousand, thirty-one".

Divisors: 1 3 4680677 14042031