Search a number
-
+
14505311 is a prime number
BaseRepresentation
bin110111010101…
…010101011111
31000021221112202
4313111111133
512203132221
61234522115
7234202352
oct67252537
930257482
1014505311
118208067
124a3633b
13300b432
141cd8299
151417d0b
hexdd555f

14505311 has 2 divisors, whose sum is σ = 14505312. Its totient is φ = 14505310.

The previous prime is 14505289. The next prime is 14505313. The reversal of 14505311 is 11350541.

It is a strong prime.

It is an emirp because it is prime and its reverse (11350541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14505311 - 26 = 14505247 is a prime.

It is a Sophie Germain prime.

Together with 14505313, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14505313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7252655 + 7252656.

It is an arithmetic number, because the mean of its divisors is an integer number (7252656).

Almost surely, 214505311 is an apocalyptic number.

14505311 is a deficient number, since it is larger than the sum of its proper divisors (1).

14505311 is an equidigital number, since it uses as much as digits as its factorization.

14505311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 14505311 is about 3808.5838575513. The cubic root of 14505311 is about 243.8797165361.

Adding to 14505311 its reverse (11350541), we get a palindrome (25855852).

The spelling of 14505311 in words is "fourteen million, five hundred five thousand, three hundred eleven".