The Number

21261

Twenty-One Thousand Two Hundred and Sixty-One

In Base 20 Vigesimal Is

2d3120

The numbers with a 20 subscript use Base 20 Vigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21258
2d2i20
Twenty-One Thousand Two Hundred and Fifty-Eight in Base 20 Vigesimal
21259
2d2j20
Twenty-One Thousand Two Hundred and Fifty-Nine in Base 20 Vigesimal
21260
2d3020
Twenty-One Thousand Two Hundred and Sixty in Base 20 Vigesimal
21262
2d3220
Twenty-One Thousand Two Hundred and Sixty-Two in Base 20 Vigesimal
21263
2d3320
Twenty-One Thousand Two Hundred and Sixty-Three in Base 20 Vigesimal
21264
2d3420
Twenty-One Thousand Two Hundred and Sixty-Four in Base 20 Vigesimal

Scientific Notation

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

2.1261e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0007aa42bh06915620

The reciprocal of 21261 in Base 20 Vigesimal.

Palindrome?

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

The number 2d3120 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-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand two hundred and sixty-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 two hundred and sixty-one has the following 3 prime factors:

3
320
Three in Base 20 Vigesimal
19
j20
Nineteen in Base 20 Vigesimal
373
id20
Three Hundred and Seventy-Three in Base 20 Vigesimal

Prime Factorization

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

3201 · j201 · id201 = 2d3120

Base Conversions

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