The Number

42811

Forty-Two Thousand Eight Hundred and Eleven

In Base 21 Unovigesimal Is

4d1d21

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

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

Nearby Numbers

Positive, nonzero integers within three units

42808
4d1a21
Forty-Two Thousand Eight Hundred and Eight in Base 21 Unovigesimal
42809
4d1b21
Forty-Two Thousand Eight Hundred and Nine in Base 21 Unovigesimal
42810
4d1c21
Forty-Two Thousand Eight Hundred and Ten in Base 21 Unovigesimal
42812
4d1e21
Forty-Two Thousand Eight Hundred and Twelve in Base 21 Unovigesimal
42813
4d1f21
Forty-Two Thousand Eight Hundred and Thirteen in Base 21 Unovigesimal
42814
4d1g21
Forty-Two 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.

4.2811e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0004b87ece32haj421

The reciprocal of 42811 in Base 21 Unovigesimal.

Palindrome?

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

The number 4d1d21 is not a palindrome.

Not A Prime Number

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

Forty-two 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.

Forty-two 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 forty-two thousand eight hundred and eleven has the following 2 prime factors:

31
1a21
Thirty-One in Base 21 Unovigesimal
1381
32g21
One 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

1a211 · 32g211 = 4d1d21

Base Conversions

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