The Number

67421

Sixty-Seven Thousand Four Hundred and Twenty-One

In Base 21 Unovigesimal Is

75ib21

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

67418
75i821
Sixty-Seven Thousand Four Hundred and Eightteen in Base 21 Unovigesimal
67419
75i921
Sixty-Seven Thousand Four Hundred and Nineteen in Base 21 Unovigesimal
67420
75ia21
Sixty-Seven Thousand Four Hundred and Twenty in Base 21 Unovigesimal
67422
75ic21
Sixty-Seven Thousand Four Hundred and Twenty-Two in Base 21 Unovigesimal
67423
75id21
Sixty-Seven Thousand Four Hundred and Twenty-Three in Base 21 Unovigesimal
67424
75ie21
Sixty-Seven Thousand Four Hundred and Twenty-Four in Base 21 Unovigesimal

Scientific Notation

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

6.7421e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0002ic214h38hj1921

The reciprocal of 67421 in Base 21 Unovigesimal.

Palindrome?

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

The number 75ib21 is not a palindrome.

A Prime Number

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

Sixty-seven thousand four hundred and twenty-one is the 6715th prime number.   See primes in Base 21 Unovigesimal

Not A Composite

Composites have more than just these two factors.

Sixty-Seven Thousand Four Hundred and Twenty-One is not a composite number because it has exactly two factors: One and Sixty-Seven 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 sixty-seven thousand four hundred and twenty-one has the following 1 prime factor:

67421
75ib21
Sixty-Seven Thousand Four Hundred and Twenty-One in Base 21 Unovigesimal

Prime Factorization

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

75ib211 = 75ib21

Base Conversions

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