The Number

87421

Eighty-Seven Thousand Four Hundred and Twenty-One

In Base 20 Vigesimal Is

aib120

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

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

Nearby Numbers

Positive, nonzero integers within three units

87418
aiai20
Eighty-Seven Thousand Four Hundred and Eightteen in Base 20 Vigesimal
87419
aiaj20
Eighty-Seven Thousand Four Hundred and Nineteen in Base 20 Vigesimal
87420
aib020
Eighty-Seven Thousand Four Hundred and Twenty in Base 20 Vigesimal
87422
aib220
Eighty-Seven Thousand Four Hundred and Twenty-Two in Base 20 Vigesimal
87423
aib320
Eighty-Seven Thousand Four Hundred and Twenty-Three in Base 20 Vigesimal
87424
aib420
Eighty-Seven Thousand Four Hundred and Twenty-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.

8.7421e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0001gc1fg6jgij4g20

The reciprocal of 87421 in Base 20 Vigesimal.

Palindrome?

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

The number aib120 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 four hundred and twenty-one is the 8486th prime number.   See primes in Base 20 Vigesimal

Not A Composite

Composites have more than just these two factors.

Eighty-Seven Thousand Four Hundred and Twenty-One is not a composite number because it has exactly two factors: One and Eighty-Seven Thousand Four Hundred and Twenty-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 four hundred and twenty-one has the following 1 prime factor:

87421
aib120
Eighty-Seven Thousand Four Hundred and Twenty-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

aib1201 = aib120

Base Conversions

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