The Number

20990

Twenty Thousand Nine Hundred and Ninety

In Base 5 Quinary Is

11324305

The numbers with a 5 subscript use Base 5 Quinary notation.

For more familiar numbers: See Twenty Thousand Nine Hundred and Ninety in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

20987
11324225
Twenty Thousand Nine Hundred and Eighty-Seven in Base 5 Quinary
20988
11324235
Twenty Thousand Nine Hundred and Eighty-Eight in Base 5 Quinary
20989
11324245
Twenty Thousand Nine Hundred and Eighty-Nine in Base 5 Quinary
20991
11324315
Twenty Thousand Nine Hundred and Ninety-One in Base 5 Quinary
20992
11324325
Twenty Thousand Nine Hundred and Ninety-Two in Base 5 Quinary
20993
11324335
Twenty Thousand Nine Hundred and Ninety-Three in Base 5 Quinary

Scientific Notation

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

2.0990e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000000333011120133003123032435

The reciprocal of 20990 in Base 5 Quinary.

Palindrome?

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

The number 11324305 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 ninety is a composite number with 8 total factors (including 1 and itself).   See primes in Base 5 Quinary

A Composite

Composites have more than just these two factors.

Twenty thousand nine hundred and ninety 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 ninety has the following 3 prime factors:

2
25
Two in Base 5 Quinary
5
105
Five in Base 5 Quinary
2099
313445
Two Thousand and Ninety-Nine in Base 5 Quinary

Prime Factorization

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

251 · 1051 · 3134451 = 11324305

Base Conversions

The number twenty thousand nine hundred and ninety in 35 different bases