The Number

66842

Sixty-Six Thousand Eight Hundred and Forty-Two

In Base 21 Unovigesimal Is

74bk21

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

66839
74bh21
Sixty-Six Thousand Eight Hundred and Thirty-Nine in Base 21 Unovigesimal
66840
74bi21
Sixty-Six Thousand Eight Hundred and Forty in Base 21 Unovigesimal
66841
74bj21
Sixty-Six Thousand Eight Hundred and Forty-One in Base 21 Unovigesimal
66843
74c021
Sixty-Six Thousand Eight Hundred and Forty-Three in Base 21 Unovigesimal
66844
74c121
Sixty-Six Thousand Eight Hundred and Forty-Four in Base 21 Unovigesimal
66845
74c221
Sixty-Six Thousand Eight Hundred and Forty-Five in Base 21 Unovigesimal

Scientific Notation

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

6.6842e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0002j229eb8j856d21

The reciprocal of 66842 in Base 21 Unovigesimal.

Palindrome?

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

The number 74bk21 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 eight hundred and forty-two is a composite number with 8 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Sixty-six thousand eight hundred and forty-two 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 thousand eight hundred and forty-two has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
19
j21
Nineteen in Base 21 Unovigesimal
1759
3kg21
One Thousand Seven Hundred and Fifty-Nine in Base 21 Unovigesimal

Prime Factorization

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

2211 · j211 · 3kg211 = 74bk21

Base Conversions

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