The Number

221972

Two Hundred and Twenty-One Thousand Nine Hundred and Seventy-Two

In Base 13 Tridecimal Is

7a05a13

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

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

Nearby Numbers

Positive, nonzero integers within three units

221969
7a05713
Two Hundred and Twenty-One Thousand Nine Hundred and Sixty-Nine in Base 13 Tridecimal
221970
7a05813
Two Hundred and Twenty-One Thousand Nine Hundred and Seventy in Base 13 Tridecimal
221971
7a05913
Two Hundred and Twenty-One Thousand Nine Hundred and Seventy-One in Base 13 Tridecimal
221973
7a05b13
Two Hundred and Twenty-One Thousand Nine Hundred and Seventy-Three in Base 13 Tridecimal
221974
7a05c13
Two Hundred and Twenty-One Thousand Nine Hundred and Seventy-Four in Base 13 Tridecimal
221975
7a06013
Two Hundred and Twenty-One Thousand Nine Hundred and Seventy-Five in Base 13 Tridecimal

Scientific Notation

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

2.21972e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00001898c06b6a7877713

The reciprocal of 221972 in Base 13 Tridecimal.

Palindrome?

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

The number 7a05a13 is not a palindrome.

Not A Prime Number

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

Two hundred and twenty-one thousand nine hundred and seventy-two is a composite number with 12 total factors (including 1 and itself).   See primes in Base 13 Tridecimal

A Composite

Composites have more than just these two factors.

Two hundred and twenty-one thousand nine hundred and seventy-two is a composite number with 12 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 two hundred and twenty-one thousand nine hundred and seventy-two has the following 3 prime factors:

2
213
Two in Base 13 Tridecimal
211
13313
Two Hundred and Eleven in Base 13 Tridecimal
263
17313
Two Hundred and Sixty-Three in Base 13 Tridecimal

Prime Factorization

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

2132 · 133131 · 173131 = 7a05a13

Base Conversions

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