12947856 (number)

12947856 is an even 8-digits composite number following 12947855 and preceding 12947857. In scientific notation, it is written as 1.2947856 × 10^7. The sum of its digits is 42. It has a total of 7 prime factors and 40 positive divisors. There are 4273920 positive integers (up to 12947856) that are relatively prime to 12947856.

Interesting facts

Basic properties

Name

Name twelve million nine hundred forty-seven thousand eight hundred fifty-six

Notation

Scientific notation 1.2947856 × 10^7
Engineering notation 1.2947856 × 10^6

Prime Factorization of 12947856

Prime Factorization 2 × 2 × 2 × 2 × 3 × 107 × 2521

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 1618482
Product of the distinct prime numbers

The prime factorization of 12947856 is 2 × 2 × 2 × 2 × 3 × 107 × 2521. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 12947856)

Multiplication

n×y
n×2 25895712
n×3 38843568
n×4 51791424
n×5 64739280

Division

n÷y
n÷2 6473928
n÷3 4315952
n÷3 3236964
n÷5 2589571.2

Exponentiation

ny
n2 167646974996736
n3 2.1706688910933E+21
n4 2.8105508225556E+28
n5 3.6390607331132E+35

Nth Root

y√n
2√n 3598.3129380308
3√n 234.81866802267
4√n 59.985939502777
5√n 26.450846313221

Divisors of 12947856

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -12947855
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 12947856 can be divided by 40 positive divisors. The sum of these divisors (counting 12947856) is 1, the average is 0.025.

Base conversion 12947856

Base System Value
2 Binary 110001011001000110010000
3 Ternary 220100211010020
4 Quaternary 301121012100
5 Quinary 11303312411
6 Senary 1141303440
8 Octal 61310620
10 Decimal 12947856
12 Duodecimal 4404b80
16 Hexadecimal c59190
20 Vigesimal 40i9cg
36 Base36 7pimo

Cryptographic Hash Functions

md5 1053d4a2a05d02f3865dcf04e1e29684
sha1 95cc6176bc28411af4bccb37701834f9f88b7002
sha256 ae6d185086611cea90d4388b28ee1ddf932102d69d76be70e4ff7a17c52190b3
sha512 4e4006657ba38946bdd83936d61d0e0b5b86b81130ca56e303c1463af3bf34cf6aa77e7c38455761ccb3191ff6450c266cdf97b93148a1a887f4f61c79744f6a
ripemd-160 d67463287f2e4b69601233b8be5f90833b5322ac

12947856 as geometric shapes

Circle

Radius = n
Diameter 25895712
Circumference 81353778.578677
Area 5.266785050463E+14

Sphere

Radius = n
Volume 9.0924765888463E+21
Surface area 2.1067140201852E+15
Circumference 81353778.578677

Square

Length = n
Perimeter 51791424
Area 167646974996736
Diagonal 18311033.558854

Cube

Length = n
Surface area 1005881849980416
Volume 2.1706688910933E+21
Space diagonal 22426344.441086

Equilateral Triangle

Length = n
Perimeter 38843568
Area 72593269607394
Altitude 11213172.220543

Triangular Pyramid

Length = n
Surface area 72593269607394
Volume 2.5581578210046E+20
Height 6103677.8529513