The Number

31801

Thirty-One Thousand Eight Hundred and One

In Base 11 Undecimal Is

2199011

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

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

Nearby Numbers

Positive, nonzero integers within three units

31798
2198811
Thirty-One Thousand Seven Hundred and Ninety-Eight in Base 11 Undecimal
31799
2198911
Thirty-One Thousand Seven Hundred and Ninety-Nine in Base 11 Undecimal
31800
2198a11
Thirty-One Thousand Eight Hundred in Base 11 Undecimal
31802
2199111
Thirty-One Thousand Eight Hundred and Two in Base 11 Undecimal
31803
2199211
Thirty-One Thousand Eight Hundred and Three in Base 11 Undecimal
31804
2199311
Thirty-One 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.

3.1801e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000050786a6a890722111

The reciprocal of 31801 in Base 11 Undecimal.

Palindrome?

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

The number 2199011 is not a palindrome.

Not A Prime Number

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

Thirty-one thousand eight hundred and one is a composite number with 12 total factors (including 1 and itself).   See primes in Base 11 Undecimal

A Composite

Composites have more than just these two factors.

Thirty-one thousand eight hundred and one is a composite number with 12 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 thirty-one thousand eight hundred and one has the following 3 prime factors:

7
711
Seven in Base 11 Undecimal
11
1011
Eleven in Base 11 Undecimal
59
5411
Fifty-Nine in Base 11 Undecimal

Prime Factorization

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

7112 · 10111 · 54111 = 2199011

Base Conversions

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