The Number

6421

Six Thousand Four Hundred and Twenty-One

In Base 9 Nonary Is

87249

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

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

Nearby Numbers

Positive, nonzero integers within three units

6418
87219
Six Thousand Four Hundred and Eightteen in Base 9 Nonary
6419
87229
Six Thousand Four Hundred and Nineteen in Base 9 Nonary
6420
87239
Six Thousand Four Hundred and Twenty in Base 9 Nonary
6422
87259
Six Thousand Four Hundred and Twenty-Two in Base 9 Nonary
6423
87269
Six Thousand Four Hundred and Twenty-Three in Base 9 Nonary
6424
87279
Six 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.

6.421e3

Reciprocal

A number multiplied with its reciprocal is one.

0.000101680422311461589

The reciprocal of 6421 in Base 9 Nonary.

Palindrome?

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

The number 87249 is not a palindrome.

A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Six thousand four hundred and twenty-one is the 835th prime number.   See primes in Base 9 Nonary

Not A Composite

Composites have more than just these two factors.

Six Thousand Four Hundred and Twenty-One is not a composite number because it has exactly two factors: One and Six Thousand Four Hundred and Twenty-One

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number six thousand four hundred and twenty-one has the following 1 prime factor:

6421
87249
Six Thousand Four Hundred and Twenty-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

872491 = 87249

Base Conversions

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