The Number

213681

Two Hundred and Thirteen Thousand Six Hundred and Eighty-One

Nearby Numbers

Positive, nonzero integers within three units

213678
Two Hundred and Thirteen Thousand Six Hundred and Seventy-Eight
213679
Two Hundred and Thirteen Thousand Six Hundred and Seventy-Nine
213680
Two Hundred and Thirteen Thousand Six Hundred and Eighty
213682
Two Hundred and Thirteen Thousand Six Hundred and Eighty-Two
213683
Two Hundred and Thirteen Thousand Six Hundred and Eighty-Three
213684
Two Hundred and Thirteen Thousand Six Hundred and Eighty-Four

Scientific Notation

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

2.13681e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000004679873269031875

The reciprocal of 213681.

Palindrome?

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

The number 213681 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 thirteen thousand six hundred and eighty-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Two hundred and thirteen thousand six hundred and eighty-one 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 thirteen thousand six hundred and eighty-one has the following 3 prime factors:

3
Three
13
Thirteen
5479
Five Thousand Four Hundred and Seventy-Nine

Prime Factorization

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

31 · 131 · 54791 = 213681

Base Conversions

The number two hundred and thirteen thousand six hundred and eighty-one in 35 different bases