The Number

1855

One Thousand Eight Hundred and Fifty-Five

In Base 20 Vigesimal Is

4cf20

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

For more familiar numbers: See One Thousand Eight Hundred and Fifty-Five in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

1852
4cc20
One Thousand Eight Hundred and Fifty-Two in Base 20 Vigesimal
1853
4cd20
One Thousand Eight Hundred and Fifty-Three in Base 20 Vigesimal
1854
4ce20
One Thousand Eight Hundred and Fifty-Four in Base 20 Vigesimal
1856
4cg20
One Thousand Eight Hundred and Fifty-Six in Base 20 Vigesimal
1857
4ch20
One Thousand Eight Hundred and Fifty-Seven in Base 20 Vigesimal
1858
4ci20
One Thousand Eight Hundred and Fifty-Eight in Base 20 Vigesimal

Scientific Notation

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

1.855e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0046516j1d895920

The reciprocal of 1855 in Base 20 Vigesimal.

Palindrome?

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

The number 4cf20 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 fifty-five is a composite number with 8 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

One thousand eight hundred and fifty-five 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 one thousand eight hundred and fifty-five has the following 3 prime factors:

5
520
Five in Base 20 Vigesimal
7
720
Seven in Base 20 Vigesimal
53
2d20
Fifty-Three in Base 20 Vigesimal

Prime Factorization

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

5201 · 7201 · 2d201 = 4cf20

Base Conversions

The number one thousand eight hundred and fifty-five in 35 different bases