The Number

101820

One Hundred and One Thousand Eight Hundred and Twenty

In Base 21 Unovigesimal Is

akic21

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

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

Nearby Numbers

Positive, nonzero integers within three units

101817
aki921
One Hundred and One Thousand Eight Hundred and Seventeen in Base 21 Unovigesimal
101818
akia21
One Hundred and One Thousand Eight Hundred and Eightteen in Base 21 Unovigesimal
101819
akib21
One Hundred and One Thousand Eight Hundred and Nineteen in Base 21 Unovigesimal
101821
akid21
One Hundred and One Thousand Eight Hundred and Twenty-One in Base 21 Unovigesimal
101822
akie21
One Hundred and One Thousand Eight Hundred and Twenty-Two in Base 21 Unovigesimal
101823
akif21
One Hundred and One 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.

1.01820e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0001j26ji9656hb721

The reciprocal of 101820 in Base 21 Unovigesimal.

Palindrome?

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

The number akic21 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 one thousand eight hundred and twenty is a composite number with 24 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 one thousand eight hundred and twenty is a composite number with 24 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 one thousand eight hundred and twenty has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
1697
3hh21
One Thousand Six Hundred and Ninety-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

2212 · 3211 · 5211 · 3hh211 = akic21

Base Conversions

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