The Number

21098

Twenty-One Thousand and Ninety-Eight

In Base 11 Undecimal Is

1494011

The numbers with a 11 subscript use Base 11 Undecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21095
1493811
Twenty-One Thousand and Ninety-Five in Base 11 Undecimal
21096
1493911
Twenty-One Thousand and Ninety-Six in Base 11 Undecimal
21097
1493a11
Twenty-One Thousand and Ninety-Seven in Base 11 Undecimal
21099
1494111
Twenty-One Thousand and Ninety-Nine in Base 11 Undecimal
21100
1494211
Twenty-One Thousand One Hundred in Base 11 Undecimal
21101
1494311
Twenty-One Thousand One Hundred and One in Base 11 Undecimal

Scientific Notation

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

2.1098e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000076a7173a3821726411

The reciprocal of 21098 in Base 11 Undecimal.

Palindrome?

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

The number 1494011 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 and ninety-eight is a composite number with 16 total factors (including 1 and itself).   See primes in Base 11 Undecimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand 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 twenty-one thousand and ninety-eight has the following 4 prime factors:

2
211
Two in Base 11 Undecimal
7
711
Seven in Base 11 Undecimal
11
1011
Eleven in Base 11 Undecimal
137
11511
One Hundred and Thirty-Seven in Base 11 Undecimal

Prime Factorization

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

2111 · 7111 · 10111 · 115111 = 1494011

Base Conversions

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