The Number

101985

One Hundred and One Thousand Nine Hundred and Eighty-Five

In Base 21 Unovigesimal Is

b05921

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

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

Nearby Numbers

Positive, nonzero integers within three units

101982
b05621
One Hundred and One Thousand Nine Hundred and Eighty-Two in Base 21 Unovigesimal
101983
b05721
One Hundred and One Thousand Nine Hundred and Eighty-Three in Base 21 Unovigesimal
101984
b05821
One Hundred and One Thousand Nine Hundred and Eighty-Four in Base 21 Unovigesimal
101986
b05a21
One Hundred and One Thousand Nine Hundred and Eighty-Six in Base 21 Unovigesimal
101987
b05b21
One Hundred and One Thousand Nine Hundred and Eighty-Seven in Base 21 Unovigesimal
101988
b05c21
One Hundred and One Thousand Nine Hundred and Eighty-Eight in Base 21 Unovigesimal

Scientific Notation

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

1.01985e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0001j0k6iceb9f7721

The reciprocal of 101985 in Base 21 Unovigesimal.

Palindrome?

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

The number b05921 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 nine hundred and eighty-five is a composite number with 16 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 nine hundred and eighty-five is a composite number with 16 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 nine hundred and eighty-five has the following 4 prime factors:

3
321
Three in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
13
d21
Thirteen in Base 21 Unovigesimal
523
13j21
Five Hundred and Twenty-Three 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 · 5211 · d211 · 13j211 = b05921

Base Conversions

The number one hundred and one thousand nine hundred and eighty-five in 35 different bases