The Number

128198

One Hundred and Twenty-Eight Thousand One Hundred and Ninety-Eight

In Base 15 Quindecimal Is

27eb815

The numbers with a 15 subscript use Base 15 Quindecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

128195
27eb515
One Hundred and Twenty-Eight Thousand One Hundred and Ninety-Five in Base 15 Quindecimal
128196
27eb615
One Hundred and Twenty-Eight Thousand One Hundred and Ninety-Six in Base 15 Quindecimal
128197
27eb715
One Hundred and Twenty-Eight Thousand One Hundred and Ninety-Seven in Base 15 Quindecimal
128199
27eb915
One Hundred and Twenty-Eight Thousand One Hundred and Ninety-Nine in Base 15 Quindecimal
128200
27eba15
One Hundred and Twenty-Eight Thousand Two Hundred in Base 15 Quindecimal
128201
27ebb15
One Hundred and Twenty-Eight Thousand Two Hundred and One in Base 15 Quindecimal

Scientific Notation

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

1.28198e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00005dcb9d2210267915

The reciprocal of 128198 in Base 15 Quindecimal.

Palindrome?

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

The number 27eb815 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 twenty-eight thousand one hundred and ninety-eight is a composite number with 8 total factors (including 1 and itself).   See primes in Base 15 Quindecimal

A Composite

Composites have more than just these two factors.

One hundred and twenty-eight thousand one hundred and ninety-eight 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 one hundred and twenty-eight thousand one hundred and ninety-eight has the following 3 prime factors:

2
215
Two in Base 15 Quindecimal
7
715
Seven in Base 15 Quindecimal
9157
2aa715
Nine Thousand One Hundred and Fifty-Seven in Base 15 Quindecimal

Prime Factorization

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

2151 · 7151 · 2aa7151 = 27eb815

Base Conversions

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