The Number

21279

Twenty-One Thousand Two Hundred and Seventy-Nine

In Base 28 Octovigesimal Is

r3r28

The numbers with a 28 subscript use Base 28 Octovigesimal notation.

For more familiar numbers: See Twenty-One Thousand Two Hundred and Seventy-Nine in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

21276
r3o28
Twenty-One Thousand Two Hundred and Seventy-Six in Base 28 Octovigesimal
21277
r3p28
Twenty-One Thousand Two Hundred and Seventy-Seven in Base 28 Octovigesimal
21278
r3q28
Twenty-One Thousand Two Hundred and Seventy-Eight in Base 28 Octovigesimal
21280
r4028
Twenty-One Thousand Two Hundred and Eighty in Base 28 Octovigesimal
21281
r4128
Twenty-One Thousand Two Hundred and Eighty-One in Base 28 Octovigesimal
21282
r4228
Twenty-One Thousand Two Hundred and Eighty-Two in Base 28 Octovigesimal

Scientific Notation

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

2.1279e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0010om7rhrb3ea28

The reciprocal of 21279 in Base 28 Octovigesimal.

Palindrome?

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

The number r3r28 is a palindrome.

Not A Prime Number

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

Twenty-one thousand two hundred and seventy-nine is a composite number with 8 total factors (including 1 and itself).   See primes in Base 28 Octovigesimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand two hundred and seventy-nine is a composite number with 8 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 two hundred and seventy-nine has the following 3 prime factors:

3
328
Three in Base 28 Octovigesimal
41
1d28
Forty-One in Base 28 Octovigesimal
173
6528
One Hundred and Seventy-Three in Base 28 Octovigesimal

Prime Factorization

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

3281 · 1d281 · 65281 = r3r28

Base Conversions

The number twenty-one thousand two hundred and seventy-nine in 35 different bases