The Number

221397

Two Hundred and Twenty-One Thousand Three Hundred and Ninety-Seven

In Base 31 Untrigesimal Is

7dbq31

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

For more familiar numbers: See Two Hundred and Twenty-One Thousand Three Hundred and Ninety-Seven in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

221394
7dbn31
Two Hundred and Twenty-One Thousand Three Hundred and Ninety-Four in Base 31 Untrigesimal
221395
7dbo31
Two Hundred and Twenty-One Thousand Three Hundred and Ninety-Five in Base 31 Untrigesimal
221396
7dbp31
Two Hundred and Twenty-One Thousand Three Hundred and Ninety-Six in Base 31 Untrigesimal
221398
7dbr31
Two Hundred and Twenty-One Thousand Three Hundred and Ninety-Eight in Base 31 Untrigesimal
221399
7dbs31
Two Hundred and Twenty-One Thousand Three Hundred and Ninety-Nine in Base 31 Untrigesimal
221400
7dbt31
Two Hundred and Twenty-One Thousand Four Hundred in Base 31 Untrigesimal

Scientific Notation

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

2.21397e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000459k77emhr5h31

The reciprocal of 221397 in Base 31 Untrigesimal.

Palindrome?

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

The number 7dbq31 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 three hundred and ninety-seven 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 three hundred and ninety-seven 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 three hundred and ninety-seven has the following 3 prime factors:

3
331
Three in Base 31 Untrigesimal
11
b31
Eleven in Base 31 Untrigesimal
6709
6ud31
Six Thousand Seven Hundred and 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 · b311 · 6ud311 = 7dbq31

Base Conversions

The number two hundred and twenty-one thousand three hundred and ninety-seven in 35 different bases