The Number

2987

Two Thousand Nine Hundred and Eighty-Seven

In Base 21 Unovigesimal Is

6g521

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

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

Nearby Numbers

Positive, nonzero integers within three units

2984
6g221
Two Thousand Nine Hundred and Eighty-Four in Base 21 Unovigesimal
2985
6g321
Two Thousand Nine Hundred and Eighty-Five in Base 21 Unovigesimal
2986
6g421
Two Thousand Nine Hundred and Eighty-Six in Base 21 Unovigesimal
2988
6g621
Two Thousand Nine Hundred and Eighty-Eight in Base 21 Unovigesimal
2989
6g721
Two Thousand Nine Hundred and Eighty-Nine in Base 21 Unovigesimal
2990
6g821
Two Thousand Nine Hundred and Ninety in Base 21 Unovigesimal

Scientific Notation

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

2.987e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0032262fc3bhj7321

The reciprocal of 2987 in Base 21 Unovigesimal.

Palindrome?

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

The number 6g521 is not a palindrome.

Not A Prime Number

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

Two thousand nine hundred and eighty-seven 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.

Two thousand nine hundred and eighty-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 two thousand nine hundred and eighty-seven has the following 2 prime factors:

29
1821
Twenty-Nine in Base 21 Unovigesimal
103
4j21
One Hundred and 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

18211 · 4j211 = 6g521

Base Conversions

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