The Number

2728

Two Thousand Seven Hundred and Twenty-Eight

In Base 21 Unovigesimal Is

63j21

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

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

Nearby Numbers

Positive, nonzero integers within three units

2725
63g21
Two Thousand Seven Hundred and Twenty-Five in Base 21 Unovigesimal
2726
63h21
Two Thousand Seven Hundred and Twenty-Six in Base 21 Unovigesimal
2727
63i21
Two Thousand Seven Hundred and Twenty-Seven in Base 21 Unovigesimal
2729
63k21
Two Thousand Seven Hundred and Twenty-Nine in Base 21 Unovigesimal
2730
64021
Two Thousand Seven Hundred and Thirty in Base 21 Unovigesimal
2731
64121
Two Thousand Seven Hundred and Thirty-One in Base 21 Unovigesimal

Scientific Notation

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

2.728e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00386241ahg5c4321

The reciprocal of 2728 in Base 21 Unovigesimal.

Palindrome?

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

The number 63j21 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 seven hundred and twenty-eight is a composite number with 16 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Two thousand seven hundred and twenty-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 two thousand seven hundred and twenty-eight has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
11
b21
Eleven in Base 21 Unovigesimal
31
1a21
Thirty-One in Base 21 Unovigesimal

Prime Factorization

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

2213 · b211 · 1a211 = 63j21

Base Conversions

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