The Number

81468

Eighty-One Thousand Four Hundred and Sixty-Eight

In Base 20 Vigesimal Is

a3d820

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

For more familiar numbers: See Eighty-One Thousand Four Hundred and Sixty-Eight in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

81465
a3d520
Eighty-One Thousand Four Hundred and Sixty-Five in Base 20 Vigesimal
81466
a3d620
Eighty-One Thousand Four Hundred and Sixty-Six in Base 20 Vigesimal
81467
a3d720
Eighty-One Thousand Four Hundred and Sixty-Seven in Base 20 Vigesimal
81469
a3d920
Eighty-One Thousand Four Hundred and Sixty-Nine in Base 20 Vigesimal
81470
a3da20
Eighty-One Thousand Four Hundred and Seventy in Base 20 Vigesimal
81471
a3db20
Eighty-One Thousand Four Hundred and Seventy-One in Base 20 Vigesimal

Scientific Notation

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

8.1468e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0001j5bdg3gf0ch520

The reciprocal of 81468 in Base 20 Vigesimal.

Palindrome?

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

The number a3d820 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 four hundred and sixty-eight is a composite number with 36 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 four hundred and sixty-eight is a composite number with 36 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 four hundred and sixty-eight has the following 4 prime factors:

2
220
Two in Base 20 Vigesimal
3
320
Three in Base 20 Vigesimal
31
1b20
Thirty-One in Base 20 Vigesimal
73
3d20
Seventy-Three in Base 20 Vigesimal

Prime Factorization

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

2202 · 3202 · 1b201 · 3d201 = a3d820

Base Conversions

The number eighty-one thousand four hundred and sixty-eight in 35 different bases