The Number

213191

Two Hundred and Thirteen Thousand One Hundred and Ninety-One

In Base 21 Unovigesimal Is

1208k21

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

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

Nearby Numbers

Positive, nonzero integers within three units

213188
1208h21
Two Hundred and Thirteen Thousand One Hundred and Eighty-Eight in Base 21 Unovigesimal
213189
1208i21
Two Hundred and Thirteen Thousand One Hundred and Eighty-Nine in Base 21 Unovigesimal
213190
1208j21
Two Hundred and Thirteen Thousand One Hundred and Ninety in Base 21 Unovigesimal
213192
1209021
Two Hundred and Thirteen Thousand One Hundred and Ninety-Two in Base 21 Unovigesimal
213193
1209121
Two Hundred and Thirteen Thousand One Hundred and Ninety-Three in Base 21 Unovigesimal
213194
1209221
Two Hundred and Thirteen Thousand One Hundred and Ninety-Four in Base 21 Unovigesimal

Scientific Notation

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

2.13191e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000j365095b018e21

The reciprocal of 213191 in Base 21 Unovigesimal.

Palindrome?

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

The number 1208k21 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 one hundred and ninety-one is a composite number with 4 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 one hundred and ninety-one is a composite number with 4 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 one hundred and ninety-one has the following 2 prime factors:

11
b21
Eleven in Base 21 Unovigesimal
19381
21jj21
Nineteen Thousand Three Hundred and Eighty-One in Base 21 Unovigesimal

Prime Factorization

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

b211 · 21jj211 = 1208k21

Base Conversions

The number two hundred and thirteen thousand one hundred and ninety-one in 35 different bases