The Number

81243

Eighty-One Thousand Two Hundred and Forty-Three

In Base 20 Vigesimal Is

a32320

The numbers with a 20 subscript use Base 20 Vigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

81240
a32020
Eighty-One Thousand Two Hundred and Forty in Base 20 Vigesimal
81241
a32120
Eighty-One Thousand Two Hundred and Forty-One in Base 20 Vigesimal
81242
a32220
Eighty-One Thousand Two Hundred and Forty-Two in Base 20 Vigesimal
81244
a32420
Eighty-One Thousand Two Hundred and Forty-Four in Base 20 Vigesimal
81245
a32520
Eighty-One Thousand Two Hundred and Forty-Five in Base 20 Vigesimal
81246
a32620
Eighty-One Thousand Two Hundred and Forty-Six in Base 20 Vigesimal

Scientific Notation

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

8.1243e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0001j7f41840ea5g20

The reciprocal of 81243 in Base 20 Vigesimal.

Palindrome?

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

The number a32320 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 two hundred and forty-three is a composite number with 20 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

Eighty-one thousand two hundred and forty-three is a composite number with 20 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 two hundred and forty-three has the following 3 prime factors:

3
320
Three in Base 20 Vigesimal
17
h20
Seventeen in Base 20 Vigesimal
59
2j20
Fifty-Nine in Base 20 Vigesimal

Prime Factorization

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

3204 · h201 · 2j201 = a32320

Base Conversions

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