The Number

128161

One Hundred and Twenty-Eight Thousand One Hundred and Sixty-One

In Base 15 Quindecimal Is

27e9115

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 Sixty-One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

128158
27e8d15
One Hundred and Twenty-Eight Thousand One Hundred and Fifty-Eight in Base 15 Quindecimal
128159
27e8e15
One Hundred and Twenty-Eight Thousand One Hundred and Fifty-Nine in Base 15 Quindecimal
128160
27e9015
One Hundred and Twenty-Eight Thousand One Hundred and Sixty in Base 15 Quindecimal
128162
27e9215
One Hundred and Twenty-Eight Thousand One Hundred and Sixty-Two in Base 15 Quindecimal
128163
27e9315
One Hundred and Twenty-Eight Thousand One Hundred and Sixty-Three in Base 15 Quindecimal
128164
27e9415
One Hundred and Twenty-Eight Thousand One Hundred and Sixty-Four in Base 15 Quindecimal

Scientific Notation

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

1.28161e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00005dd266b33e66dc15

The reciprocal of 128161 in Base 15 Quindecimal.

Palindrome?

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

The number 27e9115 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 sixty-one 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 sixty-one 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 sixty-one has the following 3 prime factors:

11
b15
Eleven in Base 15 Quindecimal
61
4115
Sixty-One in Base 15 Quindecimal
191
cb15
One Hundred and Ninety-One in Base 15 Quindecimal

Prime Factorization

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

b151 · 41151 · cb151 = 27e9115

Base Conversions

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