The Number

66

Sixty-Six

In Base 16 Hexadecimal Is

4216

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

For more familiar numbers: See Sixty-Six in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

63
3f16
Sixty-Three in Base 16 Hexadecimal
64
4016
Sixty-Four in Base 16 Hexadecimal
65
4116
Sixty-Five in Base 16 Hexadecimal
67
4316
Sixty-Seven in Base 16 Hexadecimal
68
4416
Sixty-Eight in Base 16 Hexadecimal
69
4516
Sixty-Nine in Base 16 Hexadecimal

Scientific Notation

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

6.6e1

Reciprocal

A number multiplied with its reciprocal is one.

0.03e0f83e0f83e116

The reciprocal of 66 in Base 16 Hexadecimal.

Palindrome?

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

The number 4216 is not a palindrome.

Not A Prime Number

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

Sixty-six is a composite number with 8 total factors (including 1 and itself).   See primes in Base 16 Hexadecimal

A Composite

Composites have more than just these two factors.

Sixty-six 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 sixty-six has the following 3 prime factors:

2
216
Two in Base 16 Hexadecimal
3
316
Three in Base 16 Hexadecimal
11
b16
Eleven in Base 16 Hexadecimal

Prime Factorization

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

2161 · 3161 · b161 = 4216

Base Conversions

The number sixty-six in 35 different bases