The Number

81609

Eighty-One Thousand Six Hundred and Nine

In Base 14 Quattuordecimal Is

21a5314

The numbers with a 14 subscript use Base 14 Quattuordecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

81606
21a5014
Eighty-One Thousand Six Hundred and Six in Base 14 Quattuordecimal
81607
21a5114
Eighty-One Thousand Six Hundred and Seven in Base 14 Quattuordecimal
81608
21a5214
Eighty-One Thousand Six Hundred and Eight in Base 14 Quattuordecimal
81610
21a5414
Eighty-One Thousand Six Hundred and Ten in Base 14 Quattuordecimal
81611
21a5514
Eighty-One Thousand Six Hundred and Eleven in Base 14 Quattuordecimal
81612
21a5614
Eighty-One Thousand Six Hundred and Twelve in Base 14 Quattuordecimal

Scientific Notation

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

8.1609e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000683992725c397614

The reciprocal of 81609 in Base 14 Quattuordecimal.

Palindrome?

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

The number 21a5314 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 six hundred and nine is a composite number with 8 total factors (including 1 and itself).   See primes in Base 14 Quattuordecimal

A Composite

Composites have more than just these two factors.

Eighty-one thousand six hundred and nine is a composite number with 8 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 six hundred and nine has the following 3 prime factors:

3
314
Three in Base 14 Quattuordecimal
11
b14
Eleven in Base 14 Quattuordecimal
2473
c8914
Two Thousand Four Hundred and Seventy-Three in Base 14 Quattuordecimal

Prime Factorization

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

3141 · b141 · c89141 = 21a5314

Base Conversions

The number eighty-one thousand six hundred and nine in 35 different bases