The Number

21371

Twenty-One Thousand Three Hundred and Seventy-One

In Base 28 Octovigesimal Is

r7728

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

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

Nearby Numbers

Positive, nonzero integers within three units

21368
r7428
Twenty-One Thousand Three Hundred and Sixty-Eight in Base 28 Octovigesimal
21369
r7528
Twenty-One Thousand Three Hundred and Sixty-Nine in Base 28 Octovigesimal
21370
r7628
Twenty-One Thousand Three Hundred and Seventy in Base 28 Octovigesimal
21372
r7828
Twenty-One Thousand Three Hundred and Seventy-Two in Base 28 Octovigesimal
21373
r7928
Twenty-One Thousand Three Hundred and Seventy-Three in Base 28 Octovigesimal
21374
r7a28
Twenty-One Thousand Three Hundred and Seventy-Four in Base 28 Octovigesimal

Scientific Notation

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

2.1371e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0010l8m7e1ikhn28

The reciprocal of 21371 in Base 28 Octovigesimal.

Palindrome?

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

The number r7728 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 three hundred and seventy-one 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 three hundred and seventy-one 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 three hundred and seventy-one has the following 3 prime factors:

7
728
Seven in Base 28 Octovigesimal
43
1f28
Forty-Three in Base 28 Octovigesimal
71
2f28
Seventy-One in Base 28 Octovigesimal

Prime Factorization

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

7281 · 1f281 · 2f281 = r7728

Base Conversions

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