The Number

4989

Four Thousand Nine Hundred and Eighty-Nine

In Base 21 Unovigesimal Is

b6c21

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

For more familiar numbers: See Four Thousand Nine Hundred and Eighty-Nine in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

4986
b6921
Four Thousand Nine Hundred and Eighty-Six in Base 21 Unovigesimal
4987
b6a21
Four Thousand Nine Hundred and Eighty-Seven in Base 21 Unovigesimal
4988
b6b21
Four Thousand Nine Hundred and Eighty-Eight in Base 21 Unovigesimal
4990
b6d21
Four Thousand Nine Hundred and Ninety in Base 21 Unovigesimal
4991
b6e21
Four Thousand Nine Hundred and Ninety-One in Base 21 Unovigesimal
4992
b6f21
Four Thousand Nine Hundred and Ninety-Two in Base 21 Unovigesimal

Scientific Notation

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

4.989e3

Reciprocal

A number multiplied with its reciprocal is one.

0.001hkd0jd1kii9a21

The reciprocal of 4989 in Base 21 Unovigesimal.

Palindrome?

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

The number b6c21 is not a palindrome.

Not A Prime Number

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

Four thousand nine hundred and eighty-nine is a composite number with 4 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Four thousand nine hundred and eighty-nine 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 four thousand nine hundred and eighty-nine has the following 2 prime factors:

3
321
Three in Base 21 Unovigesimal
1663
3g421
One Thousand Six Hundred and Sixty-Three in Base 21 Unovigesimal

Prime Factorization

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

3211 · 3g4211 = b6c21

Base Conversions

The number four thousand nine hundred and eighty-nine in 35 different bases