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12299 = 72251
BaseRepresentation
bin11000000001011
3121212112
43000023
5343144
6132535
750600
oct30013
917775
1012299
119271
12714b
1357a1
1446a7
15399e
hex300b

12299 has 6 divisors (see below), whose sum is σ = 14364. Its totient is φ = 10500.

The previous prime is 12289. The next prime is 12301. The reversal of 12299 is 99221.

It is not a de Polignac number, because 12299 - 28 = 12043 is a prime.

It is a plaindrome in base 10 and base 15.

It is not an unprimeable number, because it can be changed into a prime (12239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 77 + ... + 174.

It is an arithmetic number, because the mean of its divisors is an integer number (2394).

212299 is an apocalyptic number.

12299 is a deficient number, since it is larger than the sum of its proper divisors (2065).

12299 is an equidigital number, since it uses as much as digits as its factorization.

12299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265 (or 258 counting only the distinct ones).

The product of its digits is 324, while the sum is 23.

The square root of 12299 is about 110.9008566243. The cubic root of 12299 is about 23.0828768114.

The spelling of 12299 in words is "twelve thousand, two hundred ninety-nine".

Divisors: 1 7 49 251 1757 12299