The Number

13805

Thirteen Thousand Eight Hundred and Five

In Base 20 Vigesimal Is

1ea520

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

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

Nearby Numbers

Positive, nonzero integers within three units

13802
1ea220
Thirteen Thousand Eight Hundred and Two in Base 20 Vigesimal
13803
1ea320
Thirteen Thousand Eight Hundred and Three in Base 20 Vigesimal
13804
1ea420
Thirteen Thousand Eight Hundred and Four in Base 20 Vigesimal
13806
1ea620
Thirteen Thousand Eight Hundred and Six in Base 20 Vigesimal
13807
1ea720
Thirteen Thousand Eight Hundred and Seven in Base 20 Vigesimal
13808
1ea820
Thirteen Thousand Eight Hundred and 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.

1.3805e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000bbg00bbg00bc20

The reciprocal of 13805 in Base 20 Vigesimal.

Palindrome?

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

The number 1ea520 is not a palindrome.

Not A Prime Number

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

Thirteen thousand eight hundred and 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.

Thirteen thousand eight hundred and 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 thirteen thousand eight hundred and five has the following 3 prime factors:

5
520
Five in Base 20 Vigesimal
11
b20
Eleven in Base 20 Vigesimal
251
cb20
Two Hundred and Fifty-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

5201 · b201 · cb201 = 1ea520

Base Conversions

The number thirteen thousand eight hundred and five in 35 different bases