The Number

128501

One Hundred and Twenty-Eight Thousand Five Hundred and One

In Base 21 Unovigesimal Is

di8221

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

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

Nearby Numbers

Positive, nonzero integers within three units

128498
di7k21
One Hundred and Twenty-Eight Thousand Four Hundred and Ninety-Eight in Base 21 Unovigesimal
128499
di8021
One Hundred and Twenty-Eight Thousand Four Hundred and Ninety-Nine in Base 21 Unovigesimal
128500
di8121
One Hundred and Twenty-Eight Thousand Five Hundred in Base 21 Unovigesimal
128502
di8321
One Hundred and Twenty-Eight Thousand Five Hundred and Two in Base 21 Unovigesimal
128503
di8421
One Hundred and Twenty-Eight Thousand Five Hundred and Three in Base 21 Unovigesimal
128504
di8521
One Hundred and Twenty-Eight Thousand Five Hundred 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.

1.28501e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0001ag930c1h89cf21

The reciprocal of 128501 in Base 21 Unovigesimal.

Palindrome?

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

The number di8221 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 five hundred and one 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 five hundred and 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 five hundred and one has the following 3 prime factors:

23
1221
Twenty-Three in Base 21 Unovigesimal
37
1g21
Thirty-Seven in Base 21 Unovigesimal
151
7421
One Hundred and Fifty-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

12211 · 1g211 · 74211 = di8221

Base Conversions

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