The Number

20985

Twenty Thousand Nine Hundred and Eighty-Five

In Base 22 Duovigesimal Is

1l7j22

The numbers with a 22 subscript use Base 22 Duovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

20982
1l7g22
Twenty Thousand Nine Hundred and Eighty-Two in Base 22 Duovigesimal
20983
1l7h22
Twenty Thousand Nine Hundred and Eighty-Three in Base 22 Duovigesimal
20984
1l7i22
Twenty Thousand Nine Hundred and Eighty-Four in Base 22 Duovigesimal
20986
1l7k22
Twenty Thousand Nine Hundred and Eighty-Six in Base 22 Duovigesimal
20987
1l7l22
Twenty Thousand Nine Hundred and Eighty-Seven in Base 22 Duovigesimal
20988
1l8022
Twenty Thousand Nine Hundred and Eighty-Eight in Base 22 Duovigesimal

Scientific Notation

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

2.0985e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000b3cjif6e3a1a22

The reciprocal of 20985 in Base 22 Duovigesimal.

Palindrome?

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

The number 1l7j22 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Twenty thousand nine hundred and eighty-five is a composite number with 8 total factors (including 1 and itself).   See primes in Base 22 Duovigesimal

A Composite

Composites have more than just these two factors.

Twenty thousand nine hundred and eighty-five 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 twenty thousand nine hundred and eighty-five has the following 3 prime factors:

3
322
Three in Base 22 Duovigesimal
5
522
Five in Base 22 Duovigesimal
1399
2jd22
One Thousand Three Hundred and Ninety-Nine in Base 22 Duovigesimal

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

3221 · 5221 · 2jd221 = 1l7j22

Base Conversions

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