The Number

28007

Twenty-Eight Thousand and Seven

In Base 20 Vigesimal Is

3a0720

The numbers with a 20 subscript use Base 20 Vigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

28004
3a0420
Twenty-Eight Thousand and Four in Base 20 Vigesimal
28005
3a0520
Twenty-Eight Thousand and Five in Base 20 Vigesimal
28006
3a0620
Twenty-Eight Thousand and Six in Base 20 Vigesimal
28008
3a0820
Twenty-Eight Thousand and Eight in Base 20 Vigesimal
28009
3a0920
Twenty-Eight Thousand and Nine in Base 20 Vigesimal
28010
3a0a20
Twenty-Eight Thousand and Ten in Base 20 Vigesimal

Scientific Notation

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

2.8007e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0005e52h3jjhe5ig20

The reciprocal of 28007 in Base 20 Vigesimal.

Palindrome?

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

The number 3a0720 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 and seven is a composite number with 4 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

Twenty-eight thousand and seven is a composite number with 4 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 and seven has the following 2 prime factors:

7
720
Seven in Base 20 Vigesimal
4001
a0120
Four Thousand and One in Base 20 Vigesimal

Prime Factorization

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

7201 · a01201 = 3a0720

Base Conversions

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