The Number

21999

Twenty-One Thousand Nine Hundred and Ninety-Nine

In Base 5 Quinary Is

12004445

The numbers with a 5 subscript use Base 5 Quinary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21996
12004415
Twenty-One Thousand Nine Hundred and Ninety-Six in Base 5 Quinary
21997
12004425
Twenty-One Thousand Nine Hundred and Ninety-Seven in Base 5 Quinary
21998
12004435
Twenty-One Thousand Nine Hundred and Ninety-Eight in Base 5 Quinary
22000
12010005
Twenty-Two Thousand in Base 5 Quinary
22001
12010015
Twenty-Two Thousand and One in Base 5 Quinary
22002
12010025
Twenty-Two Thousand and Two in Base 5 Quinary

Scientific Notation

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

2.1999e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000000323342400322102220230345

The reciprocal of 21999 in Base 5 Quinary.

Palindrome?

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

The number 12004445 is not a palindrome.

Not A Prime Number

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

Twenty-one thousand nine hundred and ninety-nine is a composite number with 4 total factors (including 1 and itself).   See primes in Base 5 Quinary

A Composite

Composites have more than just these two factors.

Twenty-one thousand nine hundred and ninety-nine is a composite number with 4 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 twenty-one thousand nine hundred and ninety-nine has the following 2 prime factors:

3
35
Three in Base 5 Quinary
7333
2133135
Seven Thousand Three Hundred and Thirty-Three in Base 5 Quinary

Prime Factorization

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

351 · 21331351 = 12004445

Base Conversions

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