The Number

28942

Twenty-Eight Thousand Nine Hundred and Forty-Two

In Base 21 Unovigesimal Is

32d421

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

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

Nearby Numbers

Positive, nonzero integers within three units

28939
32d121
Twenty-Eight Thousand Nine Hundred and Thirty-Nine in Base 21 Unovigesimal
28940
32d221
Twenty-Eight Thousand Nine Hundred and Forty in Base 21 Unovigesimal
28941
32d321
Twenty-Eight Thousand Nine Hundred and Forty-One in Base 21 Unovigesimal
28943
32d521
Twenty-Eight Thousand Nine Hundred and Forty-Three in Base 21 Unovigesimal
28944
32d621
Twenty-Eight Thousand Nine Hundred and Forty-Four in Base 21 Unovigesimal
28945
32d721
Twenty-Eight Thousand Nine Hundred and Forty-Five in Base 21 Unovigesimal

Scientific Notation

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

2.8942e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0006f27k4ha8gdj21

The reciprocal of 28942 in Base 21 Unovigesimal.

Palindrome?

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

The number 32d421 is not a palindrome.

Not A Prime Number

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

Twenty-eight thousand nine hundred and forty-two is a composite number with 8 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Twenty-eight thousand nine hundred and forty-two is a composite number with 8 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 twenty-eight thousand nine hundred and forty-two has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
29
1821
Twenty-Nine in Base 21 Unovigesimal
499
12g21
Four Hundred and Ninety-Nine in Base 21 Unovigesimal

Prime Factorization

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

2211 · 18211 · 12g211 = 32d421

Base Conversions

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