The Number

66690

Sixty-Six Thousand Six Hundred and Ninety

In Base 15 Quindecimal Is

14b6015

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

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

Nearby Numbers

Positive, nonzero integers within three units

66687
14b5c15
Sixty-Six Thousand Six Hundred and Eighty-Seven in Base 15 Quindecimal
66688
14b5d15
Sixty-Six Thousand Six Hundred and Eighty-Eight in Base 15 Quindecimal
66689
14b5e15
Sixty-Six Thousand Six Hundred and Eighty-Nine in Base 15 Quindecimal
66691
14b6115
Sixty-Six Thousand Six Hundred and Ninety-One in Base 15 Quindecimal
66692
14b6215
Sixty-Six Thousand Six Hundred and Ninety-Two in Base 15 Quindecimal
66693
14b6315
Sixty-Six Thousand Six Hundred and Ninety-Three in Base 15 Quindecimal

Scientific Notation

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

6.6690e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000b5bed978626d615

The reciprocal of 66690 in Base 15 Quindecimal.

Palindrome?

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

The number 14b6015 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 thousand six hundred and ninety is a composite number with 64 total factors (including 1 and itself).   See primes in Base 15 Quindecimal

A Composite

Composites have more than just these two factors.

Sixty-six thousand six hundred and ninety is a composite number with 64 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 thousand six hundred and ninety has the following 5 prime factors:

2
215
Two in Base 15 Quindecimal
3
315
Three in Base 15 Quindecimal
5
515
Five in Base 15 Quindecimal
13
d15
Thirteen in Base 15 Quindecimal
19
1415
Nineteen in Base 15 Quindecimal

Prime Factorization

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

2151 · 3153 · 5151 · d151 · 14151 = 14b6015

Base Conversions

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