The Number

20421

Twenty Thousand Four Hundred and Twenty-One

In Base 31 Untrigesimal Is

l7n31

The numbers with a 31 subscript use Base 31 Untrigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

20418
l7k31
Twenty Thousand Four Hundred and Eightteen in Base 31 Untrigesimal
20419
l7l31
Twenty Thousand Four Hundred and Nineteen in Base 31 Untrigesimal
20420
l7m31
Twenty Thousand Four Hundred and Twenty in Base 31 Untrigesimal
20422
l7o31
Twenty Thousand Four Hundred and Twenty-Two in Base 31 Untrigesimal
20423
l7p31
Twenty Thousand Four Hundred and Twenty-Three in Base 31 Untrigesimal
20424
l7q31
Twenty Thousand Four Hundred and Twenty-Four in Base 31 Untrigesimal

Scientific Notation

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

2.0421e4

Reciprocal

A number multiplied with its reciprocal is one.

0.001e6takcg8rs31

The reciprocal of 20421 in Base 31 Untrigesimal.

Palindrome?

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

The number l7n31 is not a palindrome.

Not A Prime Number

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

Twenty thousand four hundred and twenty-one is a composite number with 6 total factors (including 1 and itself).   See primes in Base 31 Untrigesimal

A Composite

Composites have more than just these two factors.

Twenty thousand four hundred and twenty-one is a composite number with 6 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 thousand four hundred and twenty-one has the following 2 prime factors:

3
331
Three in Base 31 Untrigesimal
2269
2b631
Two Thousand Two Hundred and Sixty-Nine in Base 31 Untrigesimal

Prime Factorization

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

3312 · 2b6311 = l7n31

Base Conversions

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