The Number

81361

Eighty-One Thousand Three Hundred and Sixty-One

In Base 20 Vigesimal Is

a38120

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

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

Nearby Numbers

Positive, nonzero integers within three units

81358
a37i20
Eighty-One Thousand Three Hundred and Fifty-Eight in Base 20 Vigesimal
81359
a37j20
Eighty-One Thousand Three Hundred and Fifty-Nine in Base 20 Vigesimal
81360
a38020
Eighty-One Thousand Three Hundred and Sixty in Base 20 Vigesimal
81362
a38220
Eighty-One Thousand Three Hundred and Sixty-Two in Base 20 Vigesimal
81363
a38320
Eighty-One Thousand Three Hundred and Sixty-Three in Base 20 Vigesimal
81364
a38420
Eighty-One Thousand Three Hundred and Sixty-Four in Base 20 Vigesimal

Scientific Notation

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

8.1361e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0001j6c716e44dfd20

The reciprocal of 81361 in Base 20 Vigesimal.

Palindrome?

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

The number a38120 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 sixty-one is a composite number with 8 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 sixty-one is a composite number with 8 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 sixty-one has the following 3 prime factors:

7
720
Seven in Base 20 Vigesimal
59
2j20
Fifty-Nine in Base 20 Vigesimal
197
9h20
One Hundred and Ninety-Seven in Base 20 Vigesimal

Prime Factorization

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

7201 · 2j201 · 9h201 = a38120

Base Conversions

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