The Number

81408

Eighty-One Thousand Four Hundred and Eight

In Base 15 Quindecimal Is

191c315

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

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

Nearby Numbers

Positive, nonzero integers within three units

81405
191c015
Eighty-One Thousand Four Hundred and Five in Base 15 Quindecimal
81406
191c115
Eighty-One Thousand Four Hundred and Six in Base 15 Quindecimal
81407
191c215
Eighty-One Thousand Four Hundred and Seven in Base 15 Quindecimal
81409
191c415
Eighty-One Thousand Four Hundred and Nine in Base 15 Quindecimal
81410
191c515
Eighty-One Thousand Four Hundred and Ten in Base 15 Quindecimal
81411
191c615
Eighty-One Thousand Four Hundred and Eleven in Base 15 Quindecimal

Scientific Notation

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

8.1408e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000094dc0ae82d517b15

The reciprocal of 81408 in Base 15 Quindecimal.

Palindrome?

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

The number 191c315 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 four hundred and eight is a composite number with 40 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 four hundred and eight is a composite number with 40 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 four hundred and eight has the following 3 prime factors:

2
215
Two in Base 15 Quindecimal
3
315
Three in Base 15 Quindecimal
53
3815
Fifty-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

2159 · 3151 · 38151 = 191c315

Base Conversions

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