The Number

21998

Twenty-One Thousand Nine Hundred and Ninety-Eight

In Base 3 Ternary Is

10100112023

The numbers with a 3 subscript use Base 3 Ternary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21995
10100111223
Twenty-One Thousand Nine Hundred and Ninety-Five in Base 3 Ternary
21996
10100112003
Twenty-One Thousand Nine Hundred and Ninety-Six in Base 3 Ternary
21997
10100112013
Twenty-One Thousand Nine Hundred and Ninety-Seven in Base 3 Ternary
21999
10100112103
Twenty-One Thousand Nine Hundred and Ninety-Nine in Base 3 Ternary
22000
10100112113
Twenty-Two Thousand in Base 3 Ternary
22001
10100112123
Twenty-Two Thousand and One in Base 3 Ternary

Scientific Notation

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

2.1998e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000000000220011021121211101002122012211213

The reciprocal of 21998 in Base 3 Ternary.

Palindrome?

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

The number 10100112023 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-eight is a composite number with 8 total factors (including 1 and itself).   See primes in Base 3 Ternary

A Composite

Composites have more than just these two factors.

Twenty-one thousand nine hundred and ninety-eight 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 twenty-one thousand nine hundred and ninety-eight has the following 3 prime factors:

2
23
Two in Base 3 Ternary
17
1223
Seventeen in Base 3 Ternary
647
2122223
Six Hundred and Forty-Seven in Base 3 Ternary

Prime Factorization

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

231 · 12231 · 21222231 = 10100112023

Base Conversions

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