The Number

47981

Forty-Seven Thousand Nine Hundred and Eighty-One

In Base 31 Untrigesimal Is

1iso31

The numbers with a 31 subscript use Base 31 Untrigesimal notation.

For more familiar numbers: See Forty-Seven Thousand Nine Hundred and Eighty-One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

47978
1isl31
Forty-Seven Thousand Nine Hundred and Seventy-Eight in Base 31 Untrigesimal
47979
1ism31
Forty-Seven Thousand Nine Hundred and Seventy-Nine in Base 31 Untrigesimal
47980
1isn31
Forty-Seven Thousand Nine Hundred and Eighty in Base 31 Untrigesimal
47982
1isp31
Forty-Seven Thousand Nine Hundred and Eighty-Two in Base 31 Untrigesimal
47983
1isq31
Forty-Seven Thousand Nine Hundred and Eighty-Three in Base 31 Untrigesimal
47984
1isr31
Forty-Seven Thousand Nine Hundred and Eighty-Four in Base 31 Untrigesimal

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.

0.000j7kude322un31

The reciprocal of 47981 in Base 31 Untrigesimal.

Palindrome?

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

The number 1iso31 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 31 Untrigesimal

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
1iso31
Forty-Seven Thousand Nine Hundred and Eighty-One in Base 31 Untrigesimal

Prime Factorization

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

1iso311 = 1iso31

Base Conversions

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