The Number

221397

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

In Base 20 Vigesimal Is

17d9h20

The numbers with a 20 subscript use Base 20 Vigesimal 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
17d9e20
Two Hundred and Twenty-One Thousand Three Hundred and Ninety-Four in Base 20 Vigesimal
221395
17d9f20
Two Hundred and Twenty-One Thousand Three Hundred and Ninety-Five in Base 20 Vigesimal
221396
17d9g20
Two Hundred and Twenty-One Thousand Three Hundred and Ninety-Six in Base 20 Vigesimal
221398
17d9i20
Two Hundred and Twenty-One Thousand Three Hundred and Ninety-Eight in Base 20 Vigesimal
221399
17d9j20
Two Hundred and Twenty-One Thousand Three Hundred and Ninety-Nine in Base 20 Vigesimal
221400
17da020
Two Hundred and Twenty-One Thousand Four Hundred in Base 20 Vigesimal

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.

0.0000e9197fhi42hc20

The reciprocal of 221397 in Base 20 Vigesimal.

Palindrome?

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

The number 17d9h20 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 20 Vigesimal

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
320
Three in Base 20 Vigesimal
11
b20
Eleven in Base 20 Vigesimal
6709
gf920
Six Thousand Seven Hundred and Nine in Base 20 Vigesimal

Prime Factorization

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

3201 · b201 · gf9201 = 17d9h20

Base Conversions

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