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14063749 = 72009107
BaseRepresentation
bin110101101001…
…100010000101
3222110111211121
4311221202011
512100014444
61221233541
7230353120
oct65514205
928414747
1014063749
117a36337
1248628b1
132bb545b
141c213b7
15137c084
hexd69885

14063749 has 4 divisors (see below), whose sum is σ = 16072864. Its totient is φ = 12054636.

The previous prime is 14063729. The next prime is 14063761. The reversal of 14063749 is 94736041.

It is a happy number.

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: 94736041 = 151627391.

It is a cyclic number.

It is not a de Polignac number, because 14063749 - 213 = 14055557 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 (14063729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1004547 + ... + 1004560.

It is an arithmetic number, because the mean of its divisors is an integer number (4018216).

Almost surely, 214063749 is an apocalyptic number.

It is an amenable number.

14063749 is a deficient number, since it is larger than the sum of its proper divisors (2009115).

14063749 is an equidigital number, since it uses as much as digits as its factorization.

14063749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2009114.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 14063749 is about 3750.1665296357. The cubic root of 14063749 is about 241.3794919917.

The spelling of 14063749 in words is "fourteen million, sixty-three thousand, seven hundred forty-nine".

Divisors: 1 7 2009107 14063749