The Number

399

Three Hundred and Ninety-Nine

In Base 15 Quindecimal Is

1b915

The numbers with a 15 subscript use Base 15 Quindecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

396
1b615
Three Hundred and Ninety-Six in Base 15 Quindecimal
397
1b715
Three Hundred and Ninety-Seven in Base 15 Quindecimal
398
1b815
Three Hundred and Ninety-Eight in Base 15 Quindecimal
400
1ba15
Four Hundred in Base 15 Quindecimal
401
1bb15
Four Hundred and One in Base 15 Quindecimal
402
1bc15
Four Hundred and Two in Base 15 Quindecimal

Scientific Notation

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

3.99e2

Reciprocal

A number multiplied with its reciprocal is one.

0.0086d2deb93ac6115

The reciprocal of 399 in Base 15 Quindecimal.

Palindrome?

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

The number 1b915 is not a palindrome.

Not A Prime Number

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

Three hundred and ninety-nine is a composite number with 8 total factors (including 1 and itself).   See primes in Base 15 Quindecimal

A Composite

Composites have more than just these two factors.

Three 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 hundred and ninety-nine has the following 3 prime factors:

3
315
Three in Base 15 Quindecimal
7
715
Seven in Base 15 Quindecimal
19
1415
Nineteen in Base 15 Quindecimal

Prime Factorization

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

3151 · 7151 · 14151 = 1b915

Base Conversions

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