The Number

30643

Thirty Thousand Six Hundred and Forty-Three

In Base 21 Unovigesimal Is

36a421

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

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

Nearby Numbers

Positive, nonzero integers within three units

30640
36a121
Thirty Thousand Six Hundred and Forty in Base 21 Unovigesimal
30641
36a221
Thirty Thousand Six Hundred and Forty-One in Base 21 Unovigesimal
30642
36a321
Thirty Thousand Six Hundred and Forty-Two in Base 21 Unovigesimal
30644
36a521
Thirty Thousand Six Hundred and Forty-Four in Base 21 Unovigesimal
30645
36a621
Thirty Thousand Six Hundred and Forty-Five in Base 21 Unovigesimal
30646
36a721
Thirty Thousand Six 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.

3.0643e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000675iae2ae93721

The reciprocal of 30643 in Base 21 Unovigesimal.

Palindrome?

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

The number 36a421 is not a palindrome.

A Prime Number

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

Thirty thousand six hundred and forty-three is the 3305th prime number.   See primes in Base 21 Unovigesimal

Not A Composite

Composites have more than just these two factors.

Thirty Thousand Six Hundred and Forty-Three is not a composite number because it has exactly two factors: One and Thirty Thousand Six Hundred and Forty-Three

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number thirty thousand six hundred and forty-three has the following 1 prime factor:

30643
36a421
Thirty Thousand Six Hundred and 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

36a4211 = 36a421

Base Conversions

The number thirty thousand six hundred and forty-three in 35 different bases