The Number

81315

Eighty-One Thousand Three Hundred and Fifteen

In Base 5 Quinary Is

101002305

The numbers with a 5 subscript use Base 5 Quinary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

81312
101002225
Eighty-One Thousand Three Hundred and Twelve in Base 5 Quinary
81313
101002235
Eighty-One Thousand Three Hundred and Thirteen in Base 5 Quinary
81314
101002245
Eighty-One Thousand Three Hundred and Fourteen in Base 5 Quinary
81316
101002315
Eighty-One Thousand Three Hundred and Sixteen in Base 5 Quinary
81317
101002325
Eighty-One Thousand Three Hundred and Seventeen in Base 5 Quinary
81318
101002335
Eighty-One Thousand Three Hundred and Eightteen in Base 5 Quinary

Scientific Notation

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

8.1315e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000000440022003300300031230245

The reciprocal of 81315 in Base 5 Quinary.

Palindrome?

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

The number 101002305 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 fifteen is a composite number with 24 total factors (including 1 and itself).   See primes in Base 5 Quinary

A Composite

Composites have more than just these two factors.

Eighty-one thousand three hundred and fifteen is a composite number with 24 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 fifteen has the following 4 prime factors:

3
35
Three in Base 5 Quinary
5
105
Five in Base 5 Quinary
13
235
Thirteen in Base 5 Quinary
139
10245
One Hundred and Thirty-Nine in Base 5 Quinary

Prime Factorization

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

352 · 1051 · 2351 · 102451 = 101002305

Base Conversions

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