The Number

428007

Four Hundred and Twenty-Eight Thousand and Seven

In Base 21 Unovigesimal Is

244b621

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

For more familiar numbers: See Four Hundred and Twenty-Eight Thousand and Seven in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

428004
244b321
Four Hundred and Twenty-Eight Thousand and Four in Base 21 Unovigesimal
428005
244b421
Four Hundred and Twenty-Eight Thousand and Five in Base 21 Unovigesimal
428006
244b521
Four Hundred and Twenty-Eight Thousand and Six in Base 21 Unovigesimal
428008
244b721
Four Hundred and Twenty-Eight Thousand and Eight in Base 21 Unovigesimal
428009
244b821
Four Hundred and Twenty-Eight Thousand and Nine in Base 21 Unovigesimal
428010
244b921
Four Hundred and Twenty-Eight Thousand and Ten in Base 21 Unovigesimal

Scientific Notation

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

4.28007e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00009b81f333he0921

The reciprocal of 428007 in Base 21 Unovigesimal.

Palindrome?

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

The number 244b621 is not a palindrome.

Not A Prime Number

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

Four hundred and twenty-eight thousand and seven 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.

Four hundred and twenty-eight thousand and seven 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 four hundred and twenty-eight thousand and seven has the following 3 prime factors:

3
321
Three in Base 21 Unovigesimal
23
1221
Twenty-Three in Base 21 Unovigesimal
6203
e1821
Six Thousand Two Hundred and 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

3211 · 12211 · e18211 = 244b621

Base Conversions

The number four hundred and twenty-eight thousand and seven in 35 different bases