The Number

18981

Eightteen Thousand Nine Hundred and Eighty-One

In Base 30 Trigesimal Is

l2l30

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

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

Nearby Numbers

Positive, nonzero integers within three units

18978
l2i30
Eightteen Thousand Nine Hundred and Seventy-Eight in Base 30 Trigesimal
18979
l2j30
Eightteen Thousand Nine Hundred and Seventy-Nine in Base 30 Trigesimal
18980
l2k30
Eightteen Thousand Nine Hundred and Eighty in Base 30 Trigesimal
18982
l2m30
Eightteen Thousand Nine Hundred and Eighty-Two in Base 30 Trigesimal
18983
l2n30
Eightteen Thousand Nine Hundred and Eighty-Three in Base 30 Trigesimal
18984
l2o30
Eightteen Thousand Nine Hundred and Eighty-Four in Base 30 Trigesimal

Scientific Notation

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

1.8981e4

Reciprocal

A number multiplied with its reciprocal is one.

0.001ck6op2n6d9g30

The reciprocal of 18981 in Base 30 Trigesimal.

Palindrome?

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

The number l2l30 is a palindrome.

Not A Prime Number

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

Eightteen thousand nine hundred and eighty-one 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.

Eightteen thousand nine hundred and eighty-one 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 eightteen thousand nine hundred and eighty-one has the following 3 prime factors:

3
330
Three in Base 30 Trigesimal
19
j30
Nineteen in Base 30 Trigesimal
37
1730
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

3303 · j301 · 17301 = l2l30

Base Conversions

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