The Number

421981

Four Hundred and Twenty-One Thousand Nine Hundred and Eighty-One

In Base 13 Tridecimal Is

11a0c113

The numbers with a 13 subscript use Base 13 Tridecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

421978
11a0bb13
Four Hundred and Twenty-One Thousand Nine Hundred and Seventy-Eight in Base 13 Tridecimal
421979
11a0bc13
Four Hundred and Twenty-One Thousand Nine Hundred and Seventy-Nine in Base 13 Tridecimal
421980
11a0c013
Four Hundred and Twenty-One Thousand Nine Hundred and Eighty in Base 13 Tridecimal
421982
11a0c213
Four Hundred and Twenty-One Thousand Nine Hundred and Eighty-Two in Base 13 Tridecimal
421983
11a0c313
Four Hundred and Twenty-One Thousand Nine Hundred and Eighty-Three in Base 13 Tridecimal
421984
11a0c413
Four Hundred and Twenty-One Thousand Nine Hundred and Eighty-Four in Base 13 Tridecimal

Scientific Notation

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

4.21981e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00000b59137a43bc17b13

The reciprocal of 421981 in Base 13 Tridecimal.

Palindrome?

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

The number 11a0c113 is not a palindrome.

Not A Prime Number

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

Four hundred and twenty-one thousand nine hundred and eighty-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 13 Tridecimal

A Composite

Composites have more than just these two factors.

Four hundred and twenty-one thousand nine hundred and eighty-one is a composite number with 8 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 four hundred and twenty-one thousand nine hundred and eighty-one has the following 3 prime factors:

7
713
Seven in Base 13 Tridecimal
23
1a13
Twenty-Three in Base 13 Tridecimal
2621
126813
Two Thousand Six Hundred and Twenty-One in Base 13 Tridecimal

Prime Factorization

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

7131 · 1a131 · 1268131 = 11a0c113

Base Conversions

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