The Number

81642

Eighty-One Thousand Six Hundred and Forty-Two

In Base 30 Trigesimal Is

30lc30

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

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

Nearby Numbers

Positive, nonzero integers within three units

81639
30l930
Eighty-One Thousand Six Hundred and Thirty-Nine in Base 30 Trigesimal
81640
30la30
Eighty-One Thousand Six Hundred and Forty in Base 30 Trigesimal
81641
30lb30
Eighty-One Thousand Six Hundred and Forty-One in Base 30 Trigesimal
81643
30ld30
Eighty-One Thousand Six Hundred and Forty-Three in Base 30 Trigesimal
81644
30le30
Eighty-One Thousand Six Hundred and Forty-Four in Base 30 Trigesimal
81645
30lf30
Eighty-One Thousand Six Hundred and Forty-Five in Base 30 Trigesimal

Scientific Notation

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

8.1642e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0009rj6op8nh9n30

The reciprocal of 81642 in Base 30 Trigesimal.

Palindrome?

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

The number 30lc30 is not a palindrome.

Not 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-two is a composite number with 16 total factors (including 1 and itself).   See primes in Base 30 Trigesimal

A Composite

Composites have more than just these two factors.

Eighty-one thousand six hundred and forty-two is a composite number with 16 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 eighty-one thousand six hundred and forty-two has the following 4 prime factors:

2
230
Two in Base 30 Trigesimal
3
330
Three in Base 30 Trigesimal
11
b30
Eleven in Base 30 Trigesimal
1237
1b730
One Thousand Two Hundred and Thirty-Seven in Base 30 Trigesimal

Prime Factorization

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

2301 · 3301 · b301 · 1b7301 = 30lc30

Base Conversions

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