The Number

3978

Three Thousand Nine Hundred and Seventy-Eight

In Base 15 Quindecimal Is

12a315

The numbers with a 15 subscript use Base 15 Quindecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

3975
12a015
Three Thousand Nine Hundred and Seventy-Five in Base 15 Quindecimal
3976
12a115
Three Thousand Nine Hundred and Seventy-Six in Base 15 Quindecimal
3977
12a215
Three Thousand Nine Hundred and Seventy-Seven in Base 15 Quindecimal
3979
12a415
Three Thousand Nine Hundred and Seventy-Nine in Base 15 Quindecimal
3980
12a515
Three Thousand Nine Hundred and Eighty in Base 15 Quindecimal
3981
12a615
Three Thousand Nine Hundred and Eighty-One in Base 15 Quindecimal

Scientific Notation

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

3.978e3

Reciprocal

A number multiplied with its reciprocal is one.

0.000cad611bea642915

The reciprocal of 3978 in Base 15 Quindecimal.

Palindrome?

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

The number 12a315 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 seventy-eight is a composite number with 24 total factors (including 1 and itself).   See primes in Base 15 Quindecimal

A Composite

Composites have more than just these two factors.

Three thousand nine hundred and seventy-eight 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 three thousand nine hundred and seventy-eight has the following 4 prime factors:

2
215
Two in Base 15 Quindecimal
3
315
Three in Base 15 Quindecimal
13
d15
Thirteen in Base 15 Quindecimal
17
1215
Seventeen in Base 15 Quindecimal

Prime Factorization

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

2151 · 3152 · d151 · 12151 = 12a315

Base Conversions

The number three thousand nine hundred and seventy-eight in 35 different bases