The Number

128821

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

In Base 19 Nonadecimal Is

ieg119

The numbers with a 19 subscript use Base 19 Nonadecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

128818
iefh19
One Hundred and Twenty-Eight Thousand Eight Hundred and Eightteen in Base 19 Nonadecimal
128819
iefi19
One Hundred and Twenty-Eight Thousand Eight Hundred and Nineteen in Base 19 Nonadecimal
128820
ieg019
One Hundred and Twenty-Eight Thousand Eight Hundred and Twenty in Base 19 Nonadecimal
128822
ieg219
One Hundred and Twenty-Eight Thousand Eight Hundred and Twenty-Two in Base 19 Nonadecimal
128823
ieg319
One Hundred and Twenty-Eight Thousand Eight Hundred and Twenty-Three in Base 19 Nonadecimal
128824
ieg419
One Hundred and Twenty-Eight Thousand Eight Hundred and Twenty-Four in Base 19 Nonadecimal

Scientific Notation

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

1.28821e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0001043g8g4i2e3819

The reciprocal of 128821 in Base 19 Nonadecimal.

Palindrome?

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

The number ieg119 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 eight hundred and twenty-one is a composite number with 12 total factors (including 1 and itself).   See primes in Base 19 Nonadecimal

A Composite

Composites have more than just these two factors.

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

7
719
Seven in Base 19 Nonadecimal
11
b19
Eleven in Base 19 Nonadecimal
239
cb19
Two Hundred and Thirty-Nine in Base 19 Nonadecimal

Prime Factorization

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

7192 · b191 · cb191 = ieg119

Base Conversions

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