The Number

28020

Twenty-Eight Thousand and Twenty

In Base 8 Octal Is

665648

The numbers with a 8 subscript use Base 8 Octal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

28017
665618
Twenty-Eight Thousand and Seventeen in Base 8 Octal
28018
665628
Twenty-Eight Thousand and Eightteen in Base 8 Octal
28019
665638
Twenty-Eight Thousand and Nineteen in Base 8 Octal
28021
665658
Twenty-Eight Thousand and Twenty-One in Base 8 Octal
28022
665668
Twenty-Eight Thousand and Twenty-Two in Base 8 Octal
28023
665678
Twenty-Eight Thousand and Twenty-Three in Base 8 Octal

Scientific Notation

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

2.8020e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00001126604316546452278

The reciprocal of 28020 in Base 8 Octal.

Palindrome?

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

The number 665648 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 twenty is a composite number with 24 total factors (including 1 and itself).   See primes in Base 8 Octal

A Composite

Composites have more than just these two factors.

Twenty-eight thousand and twenty 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 twenty-eight thousand and twenty has the following 4 prime factors:

2
28
Two in Base 8 Octal
3
38
Three in Base 8 Octal
5
58
Five in Base 8 Octal
467
7238
Four Hundred and Sixty-Seven in Base 8 Octal

Prime Factorization

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

282 · 381 · 581 · 72381 = 665648

Base Conversions

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