The Number

213287

Two Hundred and Thirteen Thousand Two Hundred and Eighty-Seven

In Base 21 Unovigesimal Is

120db21

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

For more familiar numbers: See Two Hundred and Thirteen Thousand Two Hundred and Eighty-Seven in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

213284
120d821
Two Hundred and Thirteen Thousand Two Hundred and Eighty-Four in Base 21 Unovigesimal
213285
120d921
Two Hundred and Thirteen Thousand Two Hundred and Eighty-Five in Base 21 Unovigesimal
213286
120da21
Two Hundred and Thirteen Thousand Two Hundred and Eighty-Six in Base 21 Unovigesimal
213288
120dc21
Two Hundred and Thirteen Thousand Two Hundred and Eighty-Eight in Base 21 Unovigesimal
213289
120dd21
Two Hundred and Thirteen Thousand Two Hundred and Eighty-Nine in Base 21 Unovigesimal
213290
120de21
Two Hundred and Thirteen Thousand Two Hundred and Ninety in Base 21 Unovigesimal

Scientific Notation

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

2.13287e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000j3293b006ccd21

The reciprocal of 213287 in Base 21 Unovigesimal.

Palindrome?

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

The number 120db21 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 thirteen thousand two hundred and eighty-seven is a composite number with 2 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Two hundred and thirteen thousand two hundred and eighty-seven is a composite number with 2 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 thirteen thousand two hundred and eighty-seven has the following 1 prime factor:

213287
120db21
Two Hundred and Thirteen Thousand Two Hundred and Eighty-Seven in Base 21 Unovigesimal

Prime Factorization

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

120db211 = 120db21

Base Conversions

The number two hundred and thirteen thousand two hundred and eighty-seven in 35 different bases