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14227517 = 671311621
BaseRepresentation
bin110110010001…
…100000111101
3222202211111002
4312101200331
512120240032
61224540045
7231634433
oct66214075
928684432
1014227517
118038387
124921625
132c41b65
141c64d53
1513b0862
hexd9183d

14227517 has 8 divisors (see below), whose sum is σ = 14559072. Its totient is φ = 13899600.

The previous prime is 14227483. The next prime is 14227531. The reversal of 14227517 is 71572241.

14227517 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 14227517 - 28 = 14227261 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14227517.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14227217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7967 + ... + 9587.

It is an arithmetic number, because the mean of its divisors is an integer number (1819884).

Almost surely, 214227517 is an apocalyptic number.

It is an amenable number.

14227517 is a deficient number, since it is larger than the sum of its proper divisors (331555).

14227517 is a wasteful number, since it uses less digits than its factorization.

14227517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1819.

The product of its digits is 3920, while the sum is 29.

The square root of 14227517 is about 3771.9380959926. The cubic root of 14227517 is about 242.3128083860.

Adding to 14227517 its reverse (71572241), we get a palindrome (85799758).

The spelling of 14227517 in words is "fourteen million, two hundred twenty-seven thousand, five hundred seventeen".

Divisors: 1 67 131 1621 8777 108607 212351 14227517