The Number

198668

One Hundred and Ninety-Eight Thousand Six Hundred and Sixty-Eight

In Base 21 Unovigesimal Is

109a821

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

For more familiar numbers: See One Hundred and Ninety-Eight Thousand Six Hundred and Sixty-Eight in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

198665
109a521
One Hundred and Ninety-Eight Thousand Six Hundred and Sixty-Five in Base 21 Unovigesimal
198666
109a621
One Hundred and Ninety-Eight Thousand Six Hundred and Sixty-Six in Base 21 Unovigesimal
198667
109a721
One Hundred and Ninety-Eight Thousand Six Hundred and Sixty-Seven in Base 21 Unovigesimal
198669
109a921
One Hundred and Ninety-Eight Thousand Six Hundred and Sixty-Nine in Base 21 Unovigesimal
198670
109aa21
One Hundred and Ninety-Eight Thousand Six Hundred and Seventy in Base 21 Unovigesimal
198671
109ab21
One Hundred and Ninety-Eight Thousand Six Hundred and Seventy-One in Base 21 Unovigesimal

Scientific Notation

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

1.98668e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000kbeh51k3a36821

The reciprocal of 198668 in Base 21 Unovigesimal.

Palindrome?

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

The number 109a821 is not a palindrome.

Not A Prime Number

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

One hundred and ninety-eight thousand six hundred and sixty-eight is a composite number with 6 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

One hundred and ninety-eight thousand six hundred and sixty-eight is a composite number with 6 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 one hundred and ninety-eight thousand six hundred and sixty-eight has the following 2 prime factors:

2
221
Two in Base 21 Unovigesimal
49667
57d221
Forty-Nine Thousand Six Hundred and Sixty-Seven in Base 21 Unovigesimal

Prime Factorization

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

2212 · 57d2211 = 109a821

Base Conversions

The number one hundred and ninety-eight thousand six hundred and sixty-eight in 35 different bases