12987768 (number)

12987768 is an even 8-digits composite number following 12987767 and preceding 12987769. In scientific notation, it is written as 1.2987768 × 10^7. The sum of its digits is 48. It has a total of 6 prime factors and 32 positive divisors. There are 4290048 positive integers (up to 12987768) that are relatively prime to 12987768.

Interesting facts

Basic properties

Name

Name twelve million nine hundred eighty-seven thousand seven hundred sixty-eight

Notation

Scientific notation 1.2987768 × 10^7
Engineering notation 1.2987768 × 10^6

Prime Factorization of 12987768

Prime Factorization 2 × 2 × 2 × 3 × 113 × 4789

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 3246942
Product of the distinct prime numbers

The prime factorization of 12987768 is 2 × 2 × 2 × 3 × 113 × 4789. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 12987768)

Multiplication

n×y
n×2 25975536
n×3 38963304
n×4 51951072
n×5 64938840

Division

n÷y
n÷2 6493884
n÷3 4329256
n÷3 3246942
n÷5 2597553.6

Exponentiation

ny
n2 168682117621824
n3 2.190804209421E+21
n4 2.8453656805383E+28
n5 3.6954949333993E+35

Nth Root

y√n
2√n 3603.8546030605
3√n 235.05969812743
4√n 60.032113098411
5√n 26.467133285937

Divisors of 12987768

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -12987767
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n))
G Geometric Mean 1
Returns the nth root of the product of n divisors
H Harmonic Mean 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 12987768 can be divided by 32 positive divisors. The sum of these divisors (counting 12987768) is 1, the average is 0.03125.

Base conversion 12987768

Base System Value
2 Binary 110001100010110101111000
3 Ternary 220102211212110
4 Quaternary 301202311320
5 Quinary 11311102033
6 Senary 1142212320
8 Octal 61426570
10 Decimal 12987768
12 Duodecimal 44240a0
16 Hexadecimal c62d78
20 Vigesimal 413988
36 Base36 7qdfc

Cryptographic Hash Functions

md5 0253e1887f188e8de2cc46136643dfe0
sha1 c38e3f839919b2deb72ba7c5a754ef5bfd20ba20
sha256 a168f3f01da379fe793fae84c98312ff349c2e692af70c825b9dcef578bef94e
sha512 e75b2eaaff3ee4c8dd88dcb53a70f6870ef45c1457a24090320f9023108207465db96363180cf18577e80792379f9903581eadf974147584631f7485a29dcf87
ripemd-160 d8d388066a35a0493ff7859569fc9bc7300299a7

12987768 as geometric shapes

Circle

Radius = n
Diameter 25975536
Circumference 81604553.070657
Area 5.2993050151269E+14

Sphere

Radius = n
Volume 9.1768192130273E+21
Surface area 2.1197220060508E+15
Circumference 81604553.070657

Square

Length = n
Perimeter 51951072
Area 168682117621824
Diagonal 18367477.650555

Cube

Length = n
Surface area 1012092705730944
Volume 2.190804209421E+21
Space diagonal 22495474.052917

Equilateral Triangle

Length = n
Perimeter 38963304
Area 73041499512327
Altitude 11247737.026459

Triangular Pyramid

Length = n
Surface area 73041499512327
Volume 2.5818875212227E+20
Height 6122492.5501851