The Number

42028

Forty-Two Thousand and Twenty-Eight

In Base 21 Unovigesimal Is

4b6721

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

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

Nearby Numbers

Positive, nonzero integers within three units

42025
4b6421
Forty-Two Thousand and Twenty-Five in Base 21 Unovigesimal
42026
4b6521
Forty-Two Thousand and Twenty-Six in Base 21 Unovigesimal
42027
4b6621
Forty-Two Thousand and Twenty-Seven in Base 21 Unovigesimal
42029
4b6821
Forty-Two Thousand and Twenty-Nine in Base 21 Unovigesimal
42030
4b6921
Forty-Two Thousand and Thirty in Base 21 Unovigesimal
42031
4b6a21
Forty-Two Thousand and Thirty-One in Base 21 Unovigesimal

Scientific Notation

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

4.2028e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0004d3ea69djhhb821

The reciprocal of 42028 in Base 21 Unovigesimal.

Palindrome?

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

The number 4b6721 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 and twenty-eight is a composite number with 24 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 and twenty-eight is a composite number with 24 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 and twenty-eight has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
19
j21
Nineteen in Base 21 Unovigesimal
79
3g21
Seventy-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

2212 · 7211 · j211 · 3g211 = 4b6721

Base Conversions

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