The Number

213811

Two Hundred and Thirteen Thousand Eight Hundred and Eleven

In Base 21 Unovigesimal Is

121ha21

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

For more familiar numbers: See Two Hundred and Thirteen Thousand Eight Hundred and Eleven in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

213808
121h721
Two Hundred and Thirteen Thousand Eight Hundred and Eight in Base 21 Unovigesimal
213809
121h821
Two Hundred and Thirteen Thousand Eight Hundred and Nine in Base 21 Unovigesimal
213810
121h921
Two Hundred and Thirteen Thousand Eight Hundred and Ten in Base 21 Unovigesimal
213812
121hb21
Two Hundred and Thirteen Thousand Eight Hundred and Twelve in Base 21 Unovigesimal
213813
121hc21
Two Hundred and Thirteen Thousand Eight Hundred and Thirteen in Base 21 Unovigesimal
213814
121hd21
Two Hundred and Thirteen Thousand Eight Hundred and Fourteen in Base 21 Unovigesimal

Scientific Notation

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

2.13811e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000j22fbifc57e221

The reciprocal of 213811 in Base 21 Unovigesimal.

Palindrome?

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

The number 121ha21 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 eight hundred and eleven 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 eight hundred and eleven 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 eight hundred and eleven has the following 2 prime factors:

13
d21
Thirteen in Base 21 Unovigesimal
16447
1g6421
Sixteen Thousand Four Hundred and Forty-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

d211 · 1g64211 = 121ha21

Base Conversions

The number two hundred and thirteen thousand eight hundred and eleven in 35 different bases