The Number

2801

Two Thousand Eight Hundred and One

In Base 11 Undecimal Is

211711

The numbers with a 11 subscript use Base 11 Undecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

2798
211411
Two Thousand Seven Hundred and Ninety-Eight in Base 11 Undecimal
2799
211511
Two Thousand Seven Hundred and Ninety-Nine in Base 11 Undecimal
2800
211611
Two Thousand Eight Hundred in Base 11 Undecimal
2802
211811
Two Thousand Eight Hundred and Two in Base 11 Undecimal
2803
211911
Two Thousand Eight Hundred and Three in Base 11 Undecimal
2804
211a11
Two Thousand Eight Hundred and Four in Base 11 Undecimal

Scientific Notation

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

2.801e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00052552458463658811

The reciprocal of 2801 in Base 11 Undecimal.

Palindrome?

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

The number 211711 is not a palindrome.

A Prime Number

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

Two thousand eight hundred and one is the 408th prime number.   See primes in Base 11 Undecimal

Not A Composite

Composites have more than just these two factors.

Two Thousand Eight Hundred and One is not a composite number because it has exactly two factors: One and Two 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 two thousand eight hundred and one has the following 1 prime factor:

2801
211711
Two Thousand Eight Hundred and One in Base 11 Undecimal

Prime Factorization

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

2117111 = 211711

Base Conversions

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