The Number

21208

Twenty-One Thousand Two Hundred and Eight

In Base 11 Undecimal Is

14a3011

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

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

Nearby Numbers

Positive, nonzero integers within three units

21205
14a2811
Twenty-One Thousand Two Hundred and Five in Base 11 Undecimal
21206
14a2911
Twenty-One Thousand Two Hundred and Six in Base 11 Undecimal
21207
14a2a11
Twenty-One Thousand Two Hundred and Seven in Base 11 Undecimal
21209
14a3111
Twenty-One Thousand Two Hundred and Nine in Base 11 Undecimal
21210
14a3211
Twenty-One Thousand Two Hundred and Ten in Base 11 Undecimal
21211
14a3311
Twenty-One Thousand Two Hundred and Eleven in Base 11 Undecimal

Scientific Notation

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

2.1208e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000076594aa0710121311

The reciprocal of 21208 in Base 11 Undecimal.

Palindrome?

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

The number 14a3011 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 two hundred and 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 two hundred and 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 two hundred and eight has the following 3 prime factors:

2
211
Two in Base 11 Undecimal
11
1011
Eleven in Base 11 Undecimal
241
1aa11
Two Hundred and Forty-One in Base 11 Undecimal

Prime Factorization

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

2113 · 10111 · 1aa111 = 14a3011

Base Conversions

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