12987756 (number)

12987756 is an even 8-digits composite number following 12987755 and preceding 12987757. In scientific notation, it is written as 1.2987756 × 10^7. The sum of its digits is 45. It has a total of 6 prime factors and 48 positive divisors. There are 4245696 positive integers (up to 12987756) that are relatively prime to 12987756.

Interesting facts

Basic properties

Name

Name twelve million nine hundred eighty-seven thousand seven hundred fifty-six

Notation

Scientific notation 1.2987756 × 10^7
Engineering notation 1.2987756 × 10^6

Prime Factorization of 12987756

Prime Factorization 2 × 2 × 3 × 9 × 53 × 2269

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 6493878
Product of the distinct prime numbers

The prime factorization of 12987756 is 2 × 2 × 3 × 9 × 53 × 2269. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 12987756)

Multiplication

n×y
n×2 25975512
n×3 38963268
n×4 51951024
n×5 64938780

Division

n÷y
n÷2 6493878
n÷3 4329252
n÷3 3246939
n÷5 2597551.2

Exponentiation

ny
n2 168681805915536
n3 2.1907981368703E+21
n4 2.8453551646927E+28
n5 3.6954778612368E+35

Nth Root

y√n
2√n 3603.852938176
3√n 235.05962573323
4√n 60.032099231795
5√n 26.467128395093

Divisors of 12987756

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -12987755
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 12987756 can be divided by 48 positive divisors. The sum of these divisors (counting 12987756) is 1, the average is 0.020833333333333.

Base conversion 12987756

Base System Value
2 Binary 110001100010110101101100
3 Ternary 220102211212000
4 Quaternary 301202311230
5 Quinary 11311102011
6 Senary 1142212300
8 Octal 61426554
10 Decimal 12987756
12 Duodecimal 4424090
16 Hexadecimal c62d6c
20 Vigesimal 41397g
36 Base36 7qdf0

Cryptographic Hash Functions

md5 14b7d124b87ad2c9e1e64acc9ce49455
sha1 056dadc34b336322da89c4ea6300a3f66feebbe4
sha256 88ad626d504acbe506e56113d32fa7a61131e8ba284e89ffa15fa73ca9581826
sha512 79834f2dfa922bf5f0c37d491dc4784bd59e8a7d61eb5271cb0510ce02eb7dddce8d18e7e5dbd1e2012cc98f48fc20b3c53a56f4cabc348c0446f06395afdb7f
ripemd-160 2dc9469aa2edcf7d5af14bf4e921cf5cf912a180

12987756 as geometric shapes

Circle

Radius = n
Diameter 25975512
Circumference 81604477.672434
Area 5.2992952225851E+14

Sphere

Radius = n
Volume 9.1767937763867E+21
Surface area 2.119718089034E+15
Circumference 81604477.672434

Square

Length = n
Perimeter 51951024
Area 168681805915536
Diagonal 18367460.679993

Cube

Length = n
Surface area 1012090835493216
Volume 2.1907981368703E+21
Space diagonal 22495453.268308

Equilateral Triangle

Length = n
Perimeter 38963268
Area 73041364539545
Altitude 11247726.634154

Triangular Pyramid

Length = n
Surface area 73041364539545
Volume 2.5818803646531E+20
Height 6122486.8933308