The Number

198980

One Hundred and Ninety-Eight Thousand Nine Hundred and Eighty

In Base 21 Unovigesimal Is

10a4521

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

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

Nearby Numbers

Positive, nonzero integers within three units

198977
10a4221
One Hundred and Ninety-Eight Thousand Nine Hundred and Seventy-Seven in Base 21 Unovigesimal
198978
10a4321
One Hundred and Ninety-Eight Thousand Nine Hundred and Seventy-Eight in Base 21 Unovigesimal
198979
10a4421
One Hundred and Ninety-Eight Thousand Nine Hundred and Seventy-Nine in Base 21 Unovigesimal
198981
10a4621
One Hundred and Ninety-Eight Thousand Nine Hundred and Eighty-One in Base 21 Unovigesimal
198982
10a4721
One Hundred and Ninety-Eight Thousand Nine Hundred and Eighty-Two in Base 21 Unovigesimal
198983
10a4821
One Hundred and Ninety-Eight Thousand Nine Hundred and Eighty-Three in Base 21 Unovigesimal

Scientific Notation

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

1.98980e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000kb0cf441d96e21

The reciprocal of 198980 in Base 21 Unovigesimal.

Palindrome?

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

The number 10a4521 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 nine hundred and eighty is a composite number with 12 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 nine hundred and eighty is a composite number with 12 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 nine hundred and eighty has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
9949
11bg21
Nine Thousand Nine Hundred and Forty-Nine 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 · 5211 · 11bg211 = 10a4521

Base Conversions

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