The Number

47981

Forty-Seven Thousand Nine Hundred and Eighty-One

Nearby Numbers

Positive, nonzero integers within three units

47978
Forty-Seven Thousand Nine Hundred and Seventy-Eight
47979
Forty-Seven Thousand Nine Hundred and Seventy-Nine
47980
Forty-Seven Thousand Nine Hundred and Eighty
47982
Forty-Seven Thousand Nine Hundred and Eighty-Two
47983
Forty-Seven Thousand Nine Hundred and Eighty-Three
47984
Forty-Seven Thousand Nine Hundred and Eighty-Four

Scientific Notation

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

4.7981e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000208415831266543

The reciprocal of 47981.

Palindrome?

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

The number 47981 is not a palindrome.

A Prime Number

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

Forty-seven thousand nine hundred and eighty-one is the 4946th prime number.   See primes in Base 10 Decimal

Not A Composite

Composites have more than just these two factors.

Forty-Seven Thousand Nine Hundred and Eighty-One is not a composite number because it has exactly two factors: One and Forty-Seven Thousand Nine Hundred and Eighty-One

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number forty-seven thousand nine hundred and eighty-one has the following 1 prime factor:

47981
Forty-Seven Thousand Nine Hundred and Eighty-One

Prime Factorization

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

479811 = 47981

Base Conversions

The number forty-seven thousand nine hundred and eighty-one in 35 different bases