The Number

72021

Seventy-Two Thousand and Twenty-One

In Base 11 Undecimal Is

4a12411

The numbers with a 11 subscript use Base 11 Undecimal notation.

For more familiar numbers: See Seventy-Two Thousand and Twenty-One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

72018
4a12111
Seventy-Two Thousand and Eightteen in Base 11 Undecimal
72019
4a12211
Seventy-Two Thousand and Nineteen in Base 11 Undecimal
72020
4a12311
Seventy-Two Thousand and Twenty in Base 11 Undecimal
72022
4a12511
Seventy-Two Thousand and Twenty-Two in Base 11 Undecimal
72023
4a12611
Seventy-Two Thousand and Twenty-Three in Base 11 Undecimal
72024
4a12711
Seventy-Two Thousand and Twenty-Four in Base 11 Undecimal

Scientific Notation

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

7.2021e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000226637a71a35354311

The reciprocal of 72021 in Base 11 Undecimal.

Palindrome?

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

The number 4a12411 is not a palindrome.

Not A Prime Number

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

Seventy-two thousand and twenty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 11 Undecimal

A Composite

Composites have more than just these two factors.

Seventy-two thousand 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 seventy-two thousand and twenty-one has the following 2 prime factors:

3
311
Three in Base 11 Undecimal
24007
1704511
Twenty-Four Thousand and Seven in Base 11 Undecimal

Prime Factorization

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

3111 · 17045111 = 4a12411

Base Conversions

The number seventy-two thousand and twenty-one in 35 different bases