The Number

87281

Eighty-Seven Thousand Two Hundred and Eighty-One

In Base 20 Vigesimal Is

ai4120

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

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

Nearby Numbers

Positive, nonzero integers within three units

87278
ai3i20
Eighty-Seven Thousand Two Hundred and Seventy-Eight in Base 20 Vigesimal
87279
ai3j20
Eighty-Seven Thousand Two Hundred and Seventy-Nine in Base 20 Vigesimal
87280
ai4020
Eighty-Seven Thousand Two Hundred and Eighty in Base 20 Vigesimal
87282
ai4220
Eighty-Seven Thousand Two Hundred and Eighty-Two in Base 20 Vigesimal
87283
ai4320
Eighty-Seven Thousand Two Hundred and Eighty-Three in Base 20 Vigesimal
87284
ai4420
Eighty-Seven Thousand Two Hundred and Eighty-Four in Base 20 Vigesimal

Scientific Notation

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

8.7281e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0001gd55ac3628ga20

The reciprocal of 87281 in Base 20 Vigesimal.

Palindrome?

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

The number ai4120 is not a palindrome.

A Prime Number

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

Eighty-seven thousand two hundred and eighty-one is the 8475th prime number.   See primes in Base 20 Vigesimal

Not A Composite

Composites have more than just these two factors.

Eighty-Seven Thousand Two Hundred and Eighty-One is not a composite number because it has exactly two factors: One and Eighty-Seven Thousand Two 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 eighty-seven thousand two hundred and eighty-one has the following 1 prime factor:

87281
ai4120
Eighty-Seven Thousand Two Hundred and Eighty-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

ai41201 = ai4120

Base Conversions

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