The Number

221988

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

In Base 20 Vigesimal Is

17ej820

The numbers with a 20 subscript use Base 20 Vigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

221985
17ej520
Two Hundred and Twenty-One Thousand Nine Hundred and Eighty-Five in Base 20 Vigesimal
221986
17ej620
Two Hundred and Twenty-One Thousand Nine Hundred and Eighty-Six in Base 20 Vigesimal
221987
17ej720
Two Hundred and Twenty-One Thousand Nine Hundred and Eighty-Seven in Base 20 Vigesimal
221989
17ej920
Two Hundred and Twenty-One Thousand Nine Hundred and Eighty-Nine in Base 20 Vigesimal
221990
17eja20
Two Hundred and Twenty-One Thousand Nine Hundred and Ninety in Base 20 Vigesimal
221991
17ejb20
Two Hundred and Twenty-One Thousand Nine Hundred and Ninety-One in Base 20 Vigesimal

Scientific Notation

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

2.21988e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000e861ajb6038ha20

The reciprocal of 221988 in Base 20 Vigesimal.

Palindrome?

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

The number 17ej820 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 eighty-eight is a composite number with 24 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 nine hundred and eighty-eight is a composite number with 24 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 eighty-eight has the following 4 prime factors:

2
220
Two in Base 20 Vigesimal
3
320
Three in Base 20 Vigesimal
13
d20
Thirteen in Base 20 Vigesimal
1423
3b320
One Thousand Four Hundred and Twenty-Three in Base 20 Vigesimal

Prime Factorization

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

2202 · 3201 · d201 · 3b3201 = 17ej820

Base Conversions

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