The Number

28749

Twenty-Eight Thousand Seven Hundred and Forty-Nine

In Base 21 Unovigesimal Is

324021

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

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

Nearby Numbers

Positive, nonzero integers within three units

28746
323i21
Twenty-Eight Thousand Seven Hundred and Forty-Six in Base 21 Unovigesimal
28747
323j21
Twenty-Eight Thousand Seven Hundred and Forty-Seven in Base 21 Unovigesimal
28748
323k21
Twenty-Eight Thousand Seven Hundred and Forty-Eight in Base 21 Unovigesimal
28750
324121
Twenty-Eight Thousand Seven Hundred and Fifty in Base 21 Unovigesimal
28751
324221
Twenty-Eight Thousand Seven Hundred and Fifty-One in Base 21 Unovigesimal
28752
324321
Twenty-Eight Thousand Seven Hundred and Fifty-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.

2.8749e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0006g15fa0e3de0d21

The reciprocal of 28749 in Base 21 Unovigesimal.

Palindrome?

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

The number 324021 is not a palindrome.

Not A Prime Number

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

Twenty-eight thousand seven hundred and forty-nine is a composite number with 12 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Twenty-eight thousand seven hundred and forty-nine is a composite number with 12 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-eight thousand seven hundred and forty-nine has the following 3 prime factors:

3
321
Three in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
37
1g21
Thirty-Seven 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 · 7211 · 1g212 = 324021

Base Conversions

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