The Number

168728

One Hundred and Sixty-Eight Thousand Seven Hundred and Twenty-Eight

In Base 21 Unovigesimal Is

i4ce21

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

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

Nearby Numbers

Positive, nonzero integers within three units

168725
i4cb21
One Hundred and Sixty-Eight Thousand Seven Hundred and Twenty-Five in Base 21 Unovigesimal
168726
i4cc21
One Hundred and Sixty-Eight Thousand Seven Hundred and Twenty-Six in Base 21 Unovigesimal
168727
i4cd21
One Hundred and Sixty-Eight Thousand Seven Hundred and Twenty-Seven in Base 21 Unovigesimal
168729
i4cf21
One Hundred and Sixty-Eight Thousand Seven Hundred and Twenty-Nine in Base 21 Unovigesimal
168730
i4cg21
One Hundred and Sixty-Eight Thousand Seven Hundred and Thirty in Base 21 Unovigesimal
168731
i4ch21
One Hundred and Sixty-Eight Thousand Seven Hundred and Thirty-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.

1.68728e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0001346ae9247k8k21

The reciprocal of 168728 in Base 21 Unovigesimal.

Palindrome?

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

The number i4ce21 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 sixty-eight thousand seven hundred and twenty-eight is a composite number with 32 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 sixty-eight thousand seven hundred and twenty-eight is a composite number with 32 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 sixty-eight thousand seven hundred and twenty-eight has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
23
1221
Twenty-Three in Base 21 Unovigesimal
131
6521
One Hundred and Thirty-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

2213 · 7211 · 12211 · 65211 = i4ce21

Base Conversions

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