The Number

21421

Twenty-One Thousand Four Hundred and Twenty-One

In Base 9 Nonary Is

323419

The numbers with a 9 subscript use Base 9 Nonary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21418
323379
Twenty-One Thousand Four Hundred and Eightteen in Base 9 Nonary
21419
323389
Twenty-One Thousand Four Hundred and Nineteen in Base 9 Nonary
21420
323409
Twenty-One Thousand Four Hundred and Twenty in Base 9 Nonary
21422
323429
Twenty-One Thousand Four Hundred and Twenty-Two in Base 9 Nonary
21423
323439
Twenty-One Thousand Four Hundred and Twenty-Three in Base 9 Nonary
21424
323449
Twenty-One Thousand Four Hundred and Twenty-Four in Base 9 Nonary

Scientific Notation

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

2.1421e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000267250105610356579

The reciprocal of 21421 in Base 9 Nonary.

Palindrome?

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

The number 323419 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 four hundred and twenty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 9 Nonary

A Composite

Composites have more than just these two factors.

Twenty-one thousand four hundred and twenty-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 four hundred and twenty-one has the following 2 prime factors:

31
349
Thirty-One in Base 9 Nonary
691
8479
Six Hundred and Ninety-One in Base 9 Nonary

Prime Factorization

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

3491 · 84791 = 323419

Base Conversions

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