The Number

128818

One Hundred and Twenty-Eight Thousand Eight Hundred and Eightteen

In Base 21 Unovigesimal Is

dj2421

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

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

Nearby Numbers

Positive, nonzero integers within three units

128815
dj2121
One Hundred and Twenty-Eight Thousand Eight Hundred and Fifteen in Base 21 Unovigesimal
128816
dj2221
One Hundred and Twenty-Eight Thousand Eight Hundred and Sixteen in Base 21 Unovigesimal
128817
dj2321
One Hundred and Twenty-Eight Thousand Eight Hundred and Seventeen in Base 21 Unovigesimal
128819
dj2521
One Hundred and Twenty-Eight Thousand Eight Hundred and Nineteen in Base 21 Unovigesimal
128820
dj2621
One Hundred and Twenty-Eight Thousand Eight Hundred and Twenty in Base 21 Unovigesimal
128821
dj2721
One Hundred and Twenty-Eight Thousand Eight Hundred and Twenty-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.

1.28818e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0001aegdehj08f5521

The reciprocal of 128818 in Base 21 Unovigesimal.

Palindrome?

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

The number dj2421 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 eightteen is a composite number with 8 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 twenty-eight thousand eight hundred and eightteen 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 eight hundred and eightteen has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
29
1821
Twenty-Nine in Base 21 Unovigesimal
2221
50g21
Two Thousand Two Hundred and Twenty-One in Base 21 Unovigesimal

Prime Factorization

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

2211 · 18211 · 50g211 = dj2421

Base Conversions

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