The Number

1801

One Thousand Eight Hundred and One

In Base 20 Vigesimal Is

4a120

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

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

Nearby Numbers

Positive, nonzero integers within three units

1798
49i20
One Thousand Seven Hundred and Ninety-Eight in Base 20 Vigesimal
1799
49j20
One Thousand Seven Hundred and Ninety-Nine in Base 20 Vigesimal
1800
4a020
One Thousand Eight Hundred in Base 20 Vigesimal
1802
4a220
One Thousand Eight Hundred and Two in Base 20 Vigesimal
1803
4a320
One Thousand Eight Hundred and Three in Base 20 Vigesimal
1804
4a420
One Thousand Eight Hundred and Four in Base 20 Vigesimal

Scientific Notation

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

1.801e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0048gfg579i6de320

The reciprocal of 1801 in Base 20 Vigesimal.

Palindrome?

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

The number 4a120 is not a palindrome.

A Prime Number

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

One thousand eight hundred and one is the 279th prime number.   See primes in Base 20 Vigesimal

Not A Composite

Composites have more than just these two factors.

One Thousand Eight Hundred and One is not a composite number because it has exactly two factors: One and One Thousand Eight Hundred and One

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 one has the following 1 prime factor:

1801
4a120
One Thousand Eight Hundred 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

4a1201 = 4a120

Base Conversions

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