Search a number
3199 = 7457
BaseRepresentation
bin110001111111
311101111
4301333
5100244
622451
712220
oct6177
94344
103199
112449
121a27
1315c1
141247
15e34
hexc7f

3199 has 4 divisors (see below), whose sum is σ = 3664. Its totient is φ = 2736.

The previous prime is 3191. The next prime is 3203. The reversal of 3199 is 9913.

3199 = T14 + T15 + ... + T27.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9913 = 23431.

It is a cyclic number.

It is not a de Polignac number, because 3199 - 23 = 3191 is a prime.

It is a Duffinian number.

3199 is a modest number, since divided by 99 gives 31 as remainder.

3199 is a lucky number.

It is a plaindrome in base 11 and base 14.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222 + ... + 235.

It is an arithmetic number, because the mean of its divisors is an integer number (916).

3199 is a deficient number, since it is larger than the sum of its proper divisors (465).

3199 is an equidigital number, since it uses as much as digits as its factorization.

3199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464.

The product of its digits is 243, while the sum is 22.

The square root of 3199 is about 56.5597029695. The cubic root of 3199 is about 14.7345908215.

It can be divided in two parts, 3 and 199, that added together give a palindrome (202).

The spelling of 3199 in words is "three thousand, one hundred ninety-nine".

Divisors: 1 7 457 3199