The Number

81649

Eighty-One Thousand Six Hundred and Forty-Nine

In Base 30 Trigesimal Is

30lj30

The numbers with a 30 subscript use Base 30 Trigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

81646
30lg30
Eighty-One Thousand Six Hundred and Forty-Six in Base 30 Trigesimal
81647
30lh30
Eighty-One Thousand Six Hundred and Forty-Seven in Base 30 Trigesimal
81648
30li30
Eighty-One Thousand Six Hundred and Forty-Eight in Base 30 Trigesimal
81650
30lk30
Eighty-One Thousand Six Hundred and Fifty in Base 30 Trigesimal
81651
30ll30
Eighty-One Thousand Six Hundred and Fifty-One in Base 30 Trigesimal
81652
30lm30
Eighty-One Thousand Six Hundred and Fifty-Two in Base 30 Trigesimal

Scientific Notation

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

8.1649e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0009ridpq13r5fg30

The reciprocal of 81649 in Base 30 Trigesimal.

Palindrome?

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

The number 30lj30 is not a palindrome.

A Prime Number

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

Eighty-one thousand six hundred and forty-nine is the 7986th prime number.   See primes in Base 30 Trigesimal

Not A Composite

Composites have more than just these two factors.

Eighty-One Thousand Six Hundred and Forty-Nine is not a composite number because it has exactly two factors: One and Eighty-One Thousand Six 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 eighty-one thousand six hundred and forty-nine has the following 1 prime factor:

81649
30lj30
Eighty-One Thousand Six Hundred and Forty-Nine in Base 30 Trigesimal

Prime Factorization

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

30lj301 = 30lj30

Base Conversions

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