The Number

1668

One Thousand Six Hundred and Sixty-Eight

In Base 16 Hexadecimal Is

68416

The numbers with a 16 subscript use Base 16 Hexadecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

1665
68116
One Thousand Six Hundred and Sixty-Five in Base 16 Hexadecimal
1666
68216
One Thousand Six Hundred and Sixty-Six in Base 16 Hexadecimal
1667
68316
One Thousand Six Hundred and Sixty-Seven in Base 16 Hexadecimal
1669
68516
One Thousand Six Hundred and Sixty-Nine in Base 16 Hexadecimal
1670
68616
One Thousand Six Hundred and Seventy in Base 16 Hexadecimal
1671
68716
One Thousand Six Hundred and Seventy-One in Base 16 Hexadecimal

Scientific Notation

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

1.668e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00274a4870f5904416

The reciprocal of 1668 in Base 16 Hexadecimal.

Palindrome?

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

The number 68416 is not a palindrome.

Not A Prime Number

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

One thousand six hundred and sixty-eight is a composite number with 12 total factors (including 1 and itself).   See primes in Base 16 Hexadecimal

A Composite

Composites have more than just these two factors.

One thousand six hundred and sixty-eight is a composite number with 12 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 one thousand six hundred and sixty-eight has the following 3 prime factors:

2
216
Two in Base 16 Hexadecimal
3
316
Three in Base 16 Hexadecimal
139
8b16
One Hundred and Thirty-Nine in Base 16 Hexadecimal

Prime Factorization

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

2162 · 3161 · 8b161 = 68416

Base Conversions

The number one thousand six hundred and sixty-eight in 35 different bases