The Number

3995

Three Thousand Nine Hundred and Ninety-Five

In Base 21 Unovigesimal Is

91521

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

For more familiar numbers: See Three Thousand Nine Hundred and Ninety-Five in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

3992
91221
Three Thousand Nine Hundred and Ninety-Two in Base 21 Unovigesimal
3993
91321
Three Thousand Nine Hundred and Ninety-Three in Base 21 Unovigesimal
3994
91421
Three Thousand Nine Hundred and Ninety-Four in Base 21 Unovigesimal
3996
91621
Three Thousand Nine Hundred and Ninety-Six in Base 21 Unovigesimal
3997
91721
Three Thousand Nine Hundred and Ninety-Seven in Base 21 Unovigesimal
3998
91821
Three Thousand Nine Hundred and Ninety-Eight in Base 21 Unovigesimal

Scientific Notation

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

3.995e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0026e67e5h1i65921

The reciprocal of 3995 in Base 21 Unovigesimal.

Palindrome?

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

The number 91521 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Three thousand nine hundred and ninety-five is a composite number with 8 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Three thousand nine hundred and ninety-five 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 three thousand nine hundred and ninety-five has the following 3 prime factors:

5
521
Five in Base 21 Unovigesimal
17
h21
Seventeen in Base 21 Unovigesimal
47
2521
Forty-Seven in Base 21 Unovigesimal

Prime Factorization

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

5211 · h211 · 25211 = 91521

Base Conversions

The number three thousand nine hundred and ninety-five in 35 different bases