The Number

221289

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

In Base 31 Untrigesimal Is

7d8b31

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

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

Nearby Numbers

Positive, nonzero integers within three units

221286
7d8831
Two Hundred and Twenty-One Thousand Two Hundred and Eighty-Six in Base 31 Untrigesimal
221287
7d8931
Two Hundred and Twenty-One Thousand Two Hundred and Eighty-Seven in Base 31 Untrigesimal
221288
7d8a31
Two Hundred and Twenty-One Thousand Two Hundred and Eighty-Eight in Base 31 Untrigesimal
221290
7d8c31
Two Hundred and Twenty-One Thousand Two Hundred and Ninety in Base 31 Untrigesimal
221291
7d8d31
Two Hundred and Twenty-One Thousand Two Hundred and Ninety-One in Base 31 Untrigesimal
221292
7d8e31
Two Hundred and Twenty-One Thousand Two Hundred and Ninety-Two in Base 31 Untrigesimal

Scientific Notation

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

2.21289e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00045birb6ohh731

The reciprocal of 221289 in Base 31 Untrigesimal.

Palindrome?

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

The number 7d8b31 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 two hundred and eighty-nine is a composite number with 8 total factors (including 1 and itself).   See primes in Base 31 Untrigesimal

A Composite

Composites have more than just these two factors.

Two hundred and twenty-one thousand two hundred and eighty-nine 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 two hundred and twenty-one thousand two hundred and eighty-nine has the following 3 prime factors:

3
331
Three in Base 31 Untrigesimal
17
h31
Seventeen in Base 31 Untrigesimal
4339
4fu31
Four Thousand Three Hundred and Thirty-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

3311 · h311 · 4fu311 = 7d8b31

Base Conversions

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