The Number

87021

Eighty-Seven Thousand and Twenty-One

In Base 13 Tridecimal Is

307bc13

The numbers with a 13 subscript use Base 13 Tridecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

87018
307b913
Eighty-Seven Thousand and Eightteen in Base 13 Tridecimal
87019
307ba13
Eighty-Seven Thousand and Nineteen in Base 13 Tridecimal
87020
307bb13
Eighty-Seven Thousand and Twenty in Base 13 Tridecimal
87022
307c013
Eighty-Seven Thousand and Twenty-Two in Base 13 Tridecimal
87023
307c113
Eighty-Seven Thousand and Twenty-Three in Base 13 Tridecimal
87024
307c213
Eighty-Seven Thousand and Twenty-Four in Base 13 Tridecimal

Scientific Notation

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

8.7021e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00004360c4c869223a713

The reciprocal of 87021 in Base 13 Tridecimal.

Palindrome?

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

The number 307bc13 is not a palindrome.

Not A Prime Number

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

Eighty-seven thousand and twenty-one is a composite number with 16 total factors (including 1 and itself).   See primes in Base 13 Tridecimal

A Composite

Composites have more than just these two factors.

Eighty-seven thousand and twenty-one is a composite number with 16 total factors (including 1 and itself).

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 and twenty-one has the following 3 prime factors:

3
313
Three in Base 13 Tridecimal
11
b13
Eleven in Base 13 Tridecimal
293
19713
Two Hundred and Ninety-Three in Base 13 Tridecimal

Prime Factorization

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

3133 · b131 · 197131 = 307bc13

Base Conversions

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