The Number

21007

Twenty-One Thousand and Seven

In Base 22 Duovigesimal Is

1l8j22

The numbers with a 22 subscript use Base 22 Duovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21004
1l8g22
Twenty-One Thousand and Four in Base 22 Duovigesimal
21005
1l8h22
Twenty-One Thousand and Five in Base 22 Duovigesimal
21006
1l8i22
Twenty-One Thousand and Six in Base 22 Duovigesimal
21008
1l8k22
Twenty-One Thousand and Eight in Base 22 Duovigesimal
21009
1l8l22
Twenty-One Thousand and Nine in Base 22 Duovigesimal
21010
1l9022
Twenty-One Thousand and Ten in Base 22 Duovigesimal

Scientific Notation

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

2.1007e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000b37581gcb74722

The reciprocal of 21007 in Base 22 Duovigesimal.

Palindrome?

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

The number 1l8j22 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 seven is a composite number with 4 total factors (including 1 and itself).   See primes in Base 22 Duovigesimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand and seven 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 and seven has the following 2 prime factors:

7
722
Seven in Base 22 Duovigesimal
3001
64922
Three Thousand and One in Base 22 Duovigesimal

Prime Factorization

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

7221 · 649221 = 1l8j22

Base Conversions

The number twenty-one thousand and seven in 35 different bases