The Number

1668

One Thousand Six Hundred and Sixty-Eight

In Base 15 Quindecimal Is

76315

The numbers with a 15 subscript use Base 15 Quindecimal 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
76015
One Thousand Six Hundred and Sixty-Five in Base 15 Quindecimal
1666
76115
One Thousand Six Hundred and Sixty-Six in Base 15 Quindecimal
1667
76215
One Thousand Six Hundred and Sixty-Seven in Base 15 Quindecimal
1669
76415
One Thousand Six Hundred and Sixty-Nine in Base 15 Quindecimal
1670
76515
One Thousand Six Hundred and Seventy in Base 15 Quindecimal
1671
76615
One Thousand Six Hundred and Seventy-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.

1.668e3

Reciprocal

A number multiplied with its reciprocal is one.

0.002053da2869e4d415

The reciprocal of 1668 in Base 15 Quindecimal.

Palindrome?

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

The number 76315 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 15 Quindecimal

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
215
Two in Base 15 Quindecimal
3
315
Three in Base 15 Quindecimal
139
9415
One Hundred and Thirty-Nine 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 · 3151 · 94151 = 76315

Base Conversions

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