The Number

12943

Twelve Thousand Nine Hundred and Forty-Three

In Base 21 Unovigesimal Is

187721

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

For more familiar numbers: See Twelve Thousand Nine Hundred and Forty-Three in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

12940
187421
Twelve Thousand Nine Hundred and Forty in Base 21 Unovigesimal
12941
187521
Twelve Thousand Nine Hundred and Forty-One in Base 21 Unovigesimal
12942
187621
Twelve Thousand Nine Hundred and Forty-Two in Base 21 Unovigesimal
12944
187821
Twelve Thousand Nine Hundred and Forty-Four in Base 21 Unovigesimal
12945
187921
Twelve Thousand Nine Hundred and Forty-Five in Base 21 Unovigesimal
12946
187a21
Twelve Thousand Nine Hundred and Forty-Six in Base 21 Unovigesimal

Scientific Notation

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

1.2943e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000f0b98f3dbg721

The reciprocal of 12943 in Base 21 Unovigesimal.

Palindrome?

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

The number 187721 is not a palindrome.

Not A Prime Number

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

Twelve thousand nine hundred and forty-three is a composite number with 6 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Twelve thousand nine hundred and forty-three is a composite number with 6 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 twelve thousand nine hundred and forty-three has the following 2 prime factors:

7
721
Seven in Base 21 Unovigesimal
43
2121
Forty-Three in Base 21 Unovigesimal

Prime Factorization

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

7211 · 21212 = 187721

Base Conversions

The number twelve thousand nine hundred and forty-three in 35 different bases