The Number

81828

Eighty-One Thousand Eight Hundred and Twenty-Eight

In Base 15 Quindecimal Is

193a315

The numbers with a 15 subscript use Base 15 Quindecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

81825
193a015
Eighty-One Thousand Eight Hundred and Twenty-Five in Base 15 Quindecimal
81826
193a115
Eighty-One Thousand Eight Hundred and Twenty-Six in Base 15 Quindecimal
81827
193a215
Eighty-One Thousand Eight Hundred and Twenty-Seven in Base 15 Quindecimal
81829
193a415
Eighty-One Thousand Eight Hundred and Twenty-Nine in Base 15 Quindecimal
81830
193a515
Eighty-One Thousand Eight Hundred and Thirty in Base 15 Quindecimal
81831
193a615
Eighty-One Thousand Eight Hundred and Thirty-One in Base 15 Quindecimal

Scientific Notation

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

8.1828e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000094306d87650c0115

The reciprocal of 81828 in Base 15 Quindecimal.

Palindrome?

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

The number 193a315 is not a palindrome.

Not A Prime Number

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

Eighty-one thousand eight hundred and twenty-eight is a composite number with 18 total factors (including 1 and itself).   See primes in Base 15 Quindecimal

A Composite

Composites have more than just these two factors.

Eighty-one thousand eight hundred and twenty-eight is a composite number with 18 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-one thousand eight hundred and twenty-eight has the following 3 prime factors:

2
215
Two in Base 15 Quindecimal
3
315
Three in Base 15 Quindecimal
2273
a1815
Two Thousand Two Hundred and Seventy-Three in Base 15 Quindecimal

Prime Factorization

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

2152 · 3152 · a18151 = 193a315

Base Conversions

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