The Number

128208

One Hundred and Twenty-Eight Thousand Two Hundred and Eight

In Base 21 Unovigesimal Is

dhf321

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

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

Nearby Numbers

Positive, nonzero integers within three units

128205
dhf021
One Hundred and Twenty-Eight Thousand Two Hundred and Five in Base 21 Unovigesimal
128206
dhf121
One Hundred and Twenty-Eight Thousand Two Hundred and Six in Base 21 Unovigesimal
128207
dhf221
One Hundred and Twenty-Eight Thousand Two Hundred and Seven in Base 21 Unovigesimal
128209
dhf421
One Hundred and Twenty-Eight Thousand Two Hundred and Nine in Base 21 Unovigesimal
128210
dhf521
One Hundred and Twenty-Eight Thousand Two Hundred and Ten in Base 21 Unovigesimal
128211
dhf621
One Hundred and Twenty-Eight Thousand Two Hundred and Eleven in Base 21 Unovigesimal

Scientific Notation

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

1.28208e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0001ahk3ec828hec21

The reciprocal of 128208 in Base 21 Unovigesimal.

Palindrome?

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

The number dhf321 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 two hundred and eight is a composite number with 20 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 two hundred and eight is a composite number with 20 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 two hundred and eight has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
2671
61421
Two Thousand Six Hundred and Seventy-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

2214 · 3211 · 614211 = dhf321

Base Conversions

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