The Number

81312

Eighty-One Thousand Three Hundred and Twelve

In Base 20 Vigesimal Is

a35c20

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

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

Nearby Numbers

Positive, nonzero integers within three units

81309
a35920
Eighty-One Thousand Three Hundred and Nine in Base 20 Vigesimal
81310
a35a20
Eighty-One Thousand Three Hundred and Ten in Base 20 Vigesimal
81311
a35b20
Eighty-One Thousand Three Hundred and Eleven in Base 20 Vigesimal
81313
a35d20
Eighty-One Thousand Three Hundred and Thirteen in Base 20 Vigesimal
81314
a35e20
Eighty-One Thousand Three Hundred and Fourteen in Base 20 Vigesimal
81315
a35f20
Eighty-One Thousand Three Hundred and Fifteen in Base 20 Vigesimal

Scientific Notation

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

8.1312e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0001j71gdb7fdedh20

The reciprocal of 81312 in Base 20 Vigesimal.

Palindrome?

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

The number a35c20 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 three hundred and twelve is a composite number with 72 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 three hundred and twelve is a composite number with 72 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 three hundred and twelve has the following 4 prime factors:

2
220
Two in Base 20 Vigesimal
3
320
Three in Base 20 Vigesimal
7
720
Seven in Base 20 Vigesimal
11
b20
Eleven in Base 20 Vigesimal

Prime Factorization

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

2205 · 3201 · 7201 · b202 = a35c20

Base Conversions

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