The Number

87221

Eighty-Seven Thousand Two Hundred and Twenty-One

In Base 31 Untrigesimal Is

2sni31

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

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

Nearby Numbers

Positive, nonzero integers within three units

87218
2snf31
Eighty-Seven Thousand Two Hundred and Eightteen in Base 31 Untrigesimal
87219
2sng31
Eighty-Seven Thousand Two Hundred and Nineteen in Base 31 Untrigesimal
87220
2snh31
Eighty-Seven Thousand Two Hundred and Twenty in Base 31 Untrigesimal
87222
2snj31
Eighty-Seven Thousand Two Hundred and Twenty-Two in Base 31 Untrigesimal
87223
2snk31
Eighty-Seven Thousand Two Hundred and Twenty-Three in Base 31 Untrigesimal
87224
2snl31
Eighty-Seven Thousand Two Hundred and Twenty-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.

8.7221e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000ai7akio4gn131

The reciprocal of 87221 in Base 31 Untrigesimal.

Palindrome?

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

The number 2sni31 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 twenty-one is the 8469th prime number.   See primes in Base 31 Untrigesimal

Not A Composite

Composites have more than just these two factors.

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

87221
2sni31
Eighty-Seven Thousand Two Hundred and Twenty-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

2sni311 = 2sni31

Base Conversions

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