The Number

1998

One Thousand Nine Hundred and Ninety-Eight

In Base 16 Hexadecimal Is

7ce16

The numbers with a 16 subscript use Base 16 Hexadecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

1995
7cb16
One Thousand Nine Hundred and Ninety-Five in Base 16 Hexadecimal
1996
7cc16
One Thousand Nine Hundred and Ninety-Six in Base 16 Hexadecimal
1997
7cd16
One Thousand Nine Hundred and Ninety-Seven in Base 16 Hexadecimal
1999
7cf16
One Thousand Nine Hundred and Ninety-Nine in Base 16 Hexadecimal
2000
7d016
Two Thousand in Base 16 Hexadecimal
2001
7d116
Two Thousand and One in Base 16 Hexadecimal

Scientific Notation

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

1.998e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0020cd0148020cd16

The reciprocal of 1998 in Base 16 Hexadecimal.

Palindrome?

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

The number 7ce16 is not a palindrome.

Not A Prime Number

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

One thousand nine hundred and ninety-eight is a composite number with 16 total factors (including 1 and itself).   See primes in Base 16 Hexadecimal

A Composite

Composites have more than just these two factors.

One thousand nine hundred and ninety-eight is a composite number with 16 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 one thousand nine hundred and ninety-eight has the following 3 prime factors:

2
216
Two in Base 16 Hexadecimal
3
316
Three in Base 16 Hexadecimal
37
2516
Thirty-Seven in Base 16 Hexadecimal

Prime Factorization

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

2161 · 3163 · 25161 = 7ce16

Base Conversions

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