The Number

3999

Three Thousand Nine Hundred and Ninety-Nine

In Base 13 Tridecimal Is

1a8813

The numbers with a 13 subscript use Base 13 Tridecimal notation.

For more familiar numbers: See Three Thousand Nine Hundred and Ninety-Nine in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

3996
1a8513
Three Thousand Nine Hundred and Ninety-Six in Base 13 Tridecimal
3997
1a8613
Three Thousand Nine Hundred and Ninety-Seven in Base 13 Tridecimal
3998
1a8713
Three Thousand Nine Hundred and Ninety-Eight in Base 13 Tridecimal
4000
1a8913
Four Thousand in Base 13 Tridecimal
4001
1a8a13
Four Thousand and One in Base 13 Tridecimal
4002
1a8b13
Four Thousand and Two in Base 13 Tridecimal

Scientific Notation

Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.

3.999e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00071b008a370aa84913

The reciprocal of 3999 in Base 13 Tridecimal.

Palindrome?

A numerical palindrome has the same value when all of its digits are reversed.

The number 1a8813 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Three thousand nine hundred and ninety-nine is a composite number with 8 total factors (including 1 and itself).   See primes in Base 13 Tridecimal

A Composite

Composites have more than just these two factors.

Three thousand nine hundred and ninety-nine is a composite number with 8 total factors (including 1 and itself).

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number three thousand nine hundred and ninety-nine has the following 3 prime factors:

3
313
Three in Base 13 Tridecimal
31
2513
Thirty-One in Base 13 Tridecimal
43
3413
Forty-Three in Base 13 Tridecimal

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

3131 · 25131 · 34131 = 1a8813

Base Conversions

The number three thousand nine hundred and ninety-nine in 35 different bases