The Number

21551

Twenty-One Thousand Five Hundred and Fifty-One

In Base 22 Duovigesimal Is

20bd22

The numbers with a 22 subscript use Base 22 Duovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21548
20ba22
Twenty-One Thousand Five Hundred and Forty-Eight in Base 22 Duovigesimal
21549
20bb22
Twenty-One Thousand Five Hundred and Forty-Nine in Base 22 Duovigesimal
21550
20bc22
Twenty-One Thousand Five Hundred and Fifty in Base 22 Duovigesimal
21552
20be22
Twenty-One Thousand Five Hundred and Fifty-Two in Base 22 Duovigesimal
21553
20bf22
Twenty-One Thousand Five Hundred and Fifty-Three in Base 22 Duovigesimal
21554
20bg22
Twenty-One Thousand Five Hundred and Fifty-Four in Base 22 Duovigesimal

Scientific Notation

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

2.1551e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000aj3021kjf8i522

The reciprocal of 21551 in Base 22 Duovigesimal.

Palindrome?

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

The number 20bd22 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 five hundred and fifty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 22 Duovigesimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand five hundred and fifty-one 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 five hundred and fifty-one has the following 2 prime factors:

23
1122
Twenty-Three in Base 22 Duovigesimal
937
1kd22
Nine Hundred and Thirty-Seven in Base 22 Duovigesimal

Prime Factorization

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

11221 · 1kd221 = 20bd22

Base Conversions

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