The Number

128001

One Hundred and Twenty-Eight Thousand and One

In Base 21 Unovigesimal Is

dh5621

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

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

Nearby Numbers

Positive, nonzero integers within three units

127998
dh5321
One Hundred and Twenty-Seven Thousand Nine Hundred and Ninety-Eight in Base 21 Unovigesimal
127999
dh5421
One Hundred and Twenty-Seven Thousand Nine Hundred and Ninety-Nine in Base 21 Unovigesimal
128000
dh5521
One Hundred and Twenty-Eight Thousand in Base 21 Unovigesimal
128002
dh5721
One Hundred and Twenty-Eight Thousand and Two in Base 21 Unovigesimal
128003
dh5821
One Hundred and Twenty-Eight Thousand and Three in Base 21 Unovigesimal
128004
dh5921
One Hundred and Twenty-Eight Thousand and Four in Base 21 Unovigesimal

Scientific Notation

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

1.28001e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0001aj0ig81j2h3521

The reciprocal of 128001 in Base 21 Unovigesimal.

Palindrome?

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

The number dh5621 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 and one is a composite number with 4 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 and one is a composite number with 4 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 and one has the following 2 prime factors:

3
321
Three in Base 21 Unovigesimal
42667
4cfg21
Forty-Two Thousand Six Hundred and Sixty-Seven in Base 21 Unovigesimal

Prime Factorization

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

3211 · 4cfg211 = dh5621

Base Conversions

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