The Number

21265

Twenty-One Thousand Two Hundred and Sixty-Five

In Base 28 Octovigesimal Is

r3d28

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

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

Nearby Numbers

Positive, nonzero integers within three units

21262
r3a28
Twenty-One Thousand Two Hundred and Sixty-Two in Base 28 Octovigesimal
21263
r3b28
Twenty-One Thousand Two Hundred and Sixty-Three in Base 28 Octovigesimal
21264
r3c28
Twenty-One Thousand Two Hundred and Sixty-Four in Base 28 Octovigesimal
21266
r3e28
Twenty-One Thousand Two Hundred and Sixty-Six in Base 28 Octovigesimal
21267
r3f28
Twenty-One Thousand Two Hundred and Sixty-Seven in Base 28 Octovigesimal
21268
r3g28
Twenty-One Thousand Two Hundred and Sixty-Eight in Base 28 Octovigesimal

Scientific Notation

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

2.1265e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0010p95cgk24h328

The reciprocal of 21265 in Base 28 Octovigesimal.

Palindrome?

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

The number r3d28 is not 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 sixty-five is a composite number with 4 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 sixty-five 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 twenty-one thousand two hundred and sixty-five has the following 2 prime factors:

5
528
Five in Base 28 Octovigesimal
4253
5bp28
Four Thousand Two Hundred and Fifty-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

5281 · 5bp281 = r3d28

Base Conversions

The number twenty-one thousand two hundred and sixty-five in 35 different bases