The Number

66949

Sixty-Six Thousand Nine Hundred and Forty-Nine

In Base 21 Unovigesimal Is

74h121

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

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

Nearby Numbers

Positive, nonzero integers within three units

66946
74gj21
Sixty-Six Thousand Nine Hundred and Forty-Six in Base 21 Unovigesimal
66947
74gk21
Sixty-Six Thousand Nine Hundred and Forty-Seven in Base 21 Unovigesimal
66948
74h021
Sixty-Six Thousand Nine Hundred and Forty-Eight in Base 21 Unovigesimal
66950
74h221
Sixty-Six Thousand Nine Hundred and Fifty in Base 21 Unovigesimal
66951
74h321
Sixty-Six Thousand Nine Hundred and Fifty-One in Base 21 Unovigesimal
66952
74h421
Sixty-Six Thousand Nine Hundred and Fifty-Two in Base 21 Unovigesimal

Scientific Notation

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

6.6949e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0002j0186he2118a21

The reciprocal of 66949 in Base 21 Unovigesimal.

Palindrome?

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

The number 74h121 is not a palindrome.

A Prime Number

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

Sixty-six thousand nine hundred and forty-nine is the 6672nd prime number.   See primes in Base 21 Unovigesimal

Not A Composite

Composites have more than just these two factors.

Sixty-Six Thousand Nine Hundred and Forty-Nine is not a composite number because it has exactly two factors: One and Sixty-Six Thousand Nine Hundred and Forty-Nine

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 nine hundred and forty-nine has the following 1 prime factor:

66949
74h121
Sixty-Six Thousand Nine Hundred and Forty-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

74h1211 = 74h121

Base Conversions

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