The Number

20986

Twenty Thousand Nine Hundred and Eighty-Six

In Base 31 Untrigesimal Is

lpu31

The numbers with a 31 subscript use Base 31 Untrigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

20983
lpr31
Twenty Thousand Nine Hundred and Eighty-Three in Base 31 Untrigesimal
20984
lps31
Twenty Thousand Nine Hundred and Eighty-Four in Base 31 Untrigesimal
20985
lpt31
Twenty Thousand Nine Hundred and Eighty-Five in Base 31 Untrigesimal
20987
lq031
Twenty Thousand Nine Hundred and Eighty-Seven in Base 31 Untrigesimal
20988
lq131
Twenty Thousand Nine Hundred and Eighty-Eight in Base 31 Untrigesimal
20989
lq231
Twenty Thousand Nine Hundred and Eighty-Nine in Base 31 Untrigesimal

Scientific Notation

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

2.0986e4

Reciprocal

A number multiplied with its reciprocal is one.

0.001d068ermepgb31

The reciprocal of 20986 in Base 31 Untrigesimal.

Palindrome?

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

The number lpu31 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-six is a composite number with 8 total factors (including 1 and itself).   See primes in Base 31 Untrigesimal

A Composite

Composites have more than just these two factors.

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

2
231
Two in Base 31 Untrigesimal
7
731
Seven in Base 31 Untrigesimal
1499
1hb31
One Thousand Four Hundred and Ninety-Nine in Base 31 Untrigesimal

Prime Factorization

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

2311 · 7311 · 1hb311 = lpu31

Base Conversions

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