The Number

1820

One Thousand Eight Hundred and Twenty

In Base 28 Octovigesimal Is

29028

The numbers with a 28 subscript use Base 28 Octovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

1817
28p28
One Thousand Eight Hundred and Seventeen in Base 28 Octovigesimal
1818
28q28
One Thousand Eight Hundred and Eightteen in Base 28 Octovigesimal
1819
28r28
One Thousand Eight Hundred and Nineteen in Base 28 Octovigesimal
1821
29128
One Thousand Eight Hundred and Twenty-One in Base 28 Octovigesimal
1822
29228
One Thousand Eight Hundred and Twenty-Two in Base 28 Octovigesimal
1823
29328
One Thousand Eight Hundred and Twenty-Three in Base 28 Octovigesimal

Scientific Notation

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

1.820e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00c1k6orfq7l328

The reciprocal of 1820 in Base 28 Octovigesimal.

Palindrome?

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

The number 29028 is not a palindrome.

Not A Prime Number

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

One thousand eight hundred and twenty is a composite number with 24 total factors (including 1 and itself).   See primes in Base 28 Octovigesimal

A Composite

Composites have more than just these two factors.

One thousand eight hundred 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 one thousand eight hundred and twenty has the following 4 prime factors:

2
228
Two in Base 28 Octovigesimal
5
528
Five in Base 28 Octovigesimal
7
728
Seven in Base 28 Octovigesimal
13
d28
Thirteen in Base 28 Octovigesimal

Prime Factorization

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

2282 · 5281 · 7281 · d281 = 29028

Base Conversions

The number one thousand eight hundred and twenty in 35 different bases