The Number

100820

One Hundred Thousand Eight Hundred and Twenty

In Base 21 Unovigesimal Is

aick21

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

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

Nearby Numbers

Positive, nonzero integers within three units

100817
aich21
One Hundred Thousand Eight Hundred and Seventeen in Base 21 Unovigesimal
100818
aici21
One Hundred Thousand Eight Hundred and Eightteen in Base 21 Unovigesimal
100819
aicj21
One Hundred Thousand Eight Hundred and Nineteen in Base 21 Unovigesimal
100821
aid021
One Hundred Thousand Eight Hundred and Twenty-One in Base 21 Unovigesimal
100822
aid121
One Hundred Thousand Eight Hundred and Twenty-Two in Base 21 Unovigesimal
100823
aid221
One Hundred Thousand Eight Hundred and Twenty-Three in Base 21 Unovigesimal

Scientific Notation

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

1.00820e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0001jae874i7b76921

The reciprocal of 100820 in Base 21 Unovigesimal.

Palindrome?

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

The number aick21 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 thousand eight hundred and twenty is a composite number with 18 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

One hundred thousand eight hundred and twenty is a composite number with 18 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 thousand eight hundred and twenty has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
71
3821
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

2212 · 5211 · 38212 = aick21

Base Conversions

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