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14039191 = 27750683
BaseRepresentation
bin110101100011…
…100010010111
3222102021011001
4311203202113
512043223231
61220524131
7230221405
oct65434227
928367131
1014039191
117a19941
124850647
132ba721a
141c16475
151374b61
hexd63897

14039191 has 4 divisors (see below), whose sum is σ = 14090152. Its totient is φ = 13988232.

The previous prime is 14039173. The next prime is 14039197. The reversal of 14039191 is 19193041.

It is a happy number.

14039191 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 14039191 - 213 = 14030999 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 (14039197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25065 + ... + 25618.

It is an arithmetic number, because the mean of its divisors is an integer number (3522538).

Almost surely, 214039191 is an apocalyptic number.

14039191 is a deficient number, since it is larger than the sum of its proper divisors (50961).

14039191 is an equidigital number, since it uses as much as digits as its factorization.

14039191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50960.

The product of its (nonzero) digits is 972, while the sum is 28.

The square root of 14039191 is about 3746.8908444202. The cubic root of 14039191 is about 241.2389118549.

The spelling of 14039191 in words is "fourteen million, thirty-nine thousand, one hundred ninety-one".

Divisors: 1 277 50683 14039191