The Number

212990

Two Hundred and Twelve Thousand Nine Hundred and Ninety

In Base 20 Vigesimal Is

16c9a20

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

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

Nearby Numbers

Positive, nonzero integers within three units

212987
16c9720
Two Hundred and Twelve Thousand Nine Hundred and Eighty-Seven in Base 20 Vigesimal
212988
16c9820
Two Hundred and Twelve Thousand Nine Hundred and Eighty-Eight in Base 20 Vigesimal
212989
16c9920
Two Hundred and Twelve Thousand Nine Hundred and Eighty-Nine in Base 20 Vigesimal
212991
16c9b20
Two Hundred and Twelve Thousand Nine Hundred and Ninety-One in Base 20 Vigesimal
212992
16c9c20
Two Hundred and Twelve Thousand Nine Hundred and Ninety-Two in Base 20 Vigesimal
212993
16c9d20
Two Hundred and Twelve 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.

2.12990e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000f09d8ea9h01h20

The reciprocal of 212990 in Base 20 Vigesimal.

Palindrome?

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

The number 16c9a20 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 twelve thousand nine hundred and ninety is a composite number with 24 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 twelve thousand nine hundred and ninety is a composite number with 24 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 twelve thousand nine hundred and ninety has the following 4 prime factors:

2
220
Two in Base 20 Vigesimal
5
520
Five in Base 20 Vigesimal
19
j20
Nineteen in Base 20 Vigesimal
59
2j20
Fifty-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 · j202 · 2j201 = 16c9a20

Base Conversions

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