The Number

211809

Two Hundred and Eleven Thousand Eight Hundred and Nine

In Base 13 Tridecimal Is

7554013

The numbers with a 13 subscript use Base 13 Tridecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

211806
7553a13
Two Hundred and Eleven Thousand Eight Hundred and Six in Base 13 Tridecimal
211807
7553b13
Two Hundred and Eleven Thousand Eight Hundred and Seven in Base 13 Tridecimal
211808
7553c13
Two Hundred and Eleven Thousand Eight Hundred and Eight in Base 13 Tridecimal
211810
7554113
Two Hundred and Eleven Thousand Eight Hundred and Ten in Base 13 Tridecimal
211811
7554213
Two Hundred and Eleven Thousand Eight Hundred and Eleven in Base 13 Tridecimal
211812
7554313
Two Hundred and Eleven Thousand Eight Hundred and Twelve in Base 13 Tridecimal

Scientific Notation

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

2.11809e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000019a3343ab26406313

The reciprocal of 211809 in Base 13 Tridecimal.

Palindrome?

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

The number 7554013 is not a palindrome.

Not A Prime Number

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

Two hundred and eleven thousand eight hundred and nine is a composite number with 8 total factors (including 1 and itself).   See primes in Base 13 Tridecimal

A Composite

Composites have more than just these two factors.

Two hundred and eleven thousand eight hundred and nine 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 two hundred and eleven thousand eight hundred and nine has the following 3 prime factors:

3
313
Three in Base 13 Tridecimal
13
1013
Thirteen in Base 13 Tridecimal
5431
261a13
Five Thousand Four Hundred and Thirty-One in Base 13 Tridecimal

Prime Factorization

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

3131 · 10131 · 261a131 = 7554013

Base Conversions

The number two hundred and eleven thousand eight hundred and nine in 35 different bases