Search a number
2999 is a prime number
BaseRepresentation
bin101110110111
311010002
4232313
543444
621515
711513
oct5667
94102
102999
112287
12189b
131499
141143
15d4e
hexbb7

2999 has 2 divisors, whose sum is σ = 3000. Its totient is φ = 2998.

The previous prime is 2971. The next prime is 3001. The reversal of 2999 is 9992.

It can be divided in two parts, 29 and 99, that added together give a 7-th power (128 = 27).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2999 is a prime.

Together with 3001, it forms a pair of twin primes.

It is a Chen prime.

2999 is a modest number, since divided by 99 gives 29 as remainder.

It is a plaindrome in base 8, base 10, base 12 and base 13.

It is a nialpdrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2909) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1499 + 1500.

It is an arithmetic number, because the mean of its divisors is an integer number (1500).

2999 is a deficient number, since it is larger than the sum of its proper divisors (1).

2999 is an equidigital number, since it uses as much as digits as its factorization.

2999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1458, while the sum is 29.

The square root of 2999 is about 54.7631262804. The cubic root of 2999 is about 14.4208930255.

The spelling of 2999 in words is "two thousand, nine hundred ninety-nine".