The Number

205990

Two Hundred and Five Thousand Nine Hundred and Ninety

In Base 20 Vigesimal Is

15eja20

The numbers with a 20 subscript use Base 20 Vigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

205987
15ej720
Two Hundred and Five Thousand Nine Hundred and Eighty-Seven in Base 20 Vigesimal
205988
15ej820
Two Hundred and Five Thousand Nine Hundred and Eighty-Eight in Base 20 Vigesimal
205989
15ej920
Two Hundred and Five Thousand Nine Hundred and Eighty-Nine in Base 20 Vigesimal
205991
15ejb20
Two Hundred and Five Thousand Nine Hundred and Ninety-One in Base 20 Vigesimal
205992
15ejc20
Two Hundred and Five Thousand Nine Hundred and Ninety-Two in Base 20 Vigesimal
205993
15ejd20
Two Hundred and Five Thousand Nine Hundred and Ninety-Three in Base 20 Vigesimal

Scientific Notation

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

2.05990e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000fadhhb0adjg7820

The reciprocal of 205990 in Base 20 Vigesimal.

Palindrome?

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

The number 15eja20 is not a palindrome.

Not A Prime Number

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

Two hundred and five thousand nine hundred and ninety is a composite number with 8 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

Two hundred and five 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 two hundred and five thousand nine hundred and ninety has the following 3 prime factors:

2
220
Two in Base 20 Vigesimal
5
520
Five in Base 20 Vigesimal
20599
2b9j20
Twenty Thousand Five Hundred and Ninety-Nine in Base 20 Vigesimal

Prime Factorization

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

2201 · 5201 · 2b9j201 = 15eja20

Base Conversions

The number two hundred and five thousand nine hundred and ninety in 35 different bases