12791388 (number)

12791388 is an even 8-digits composite number following 12791387 and preceding 12791389. In scientific notation, it is written as 1.2791388 × 10^7. The sum of its digits is 39. It has a total of 4 prime factors and 12 positive divisors. There are 4263792 positive integers (up to 12791388) that are relatively prime to 12791388.

Interesting facts

Basic properties

Name

Name twelve million seven hundred ninety-one thousand three hundred eighty-eight

Notation

Scientific notation 1.2791388 × 10^7
Engineering notation 1.2791388 × 10^6

Prime Factorization of 12791388

Prime Factorization 2 × 2 × 3 × 1065949

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 6395694
Product of the distinct prime numbers

The prime factorization of 12791388 is 2 × 2 × 3 × 1065949. Since it has a total of 4 prime factors.

Most popular turbo-numbers

9, 10, 98, 56, 123, 683, 2028, 5060, 42963, 36625, 665578, 694848, 8499145, 2972913, 39643154, 28743368, 1669681, 259612655, 4542081260, 5427020700

Basic calculations (n = 12791388)

Multiplication

n×y
n×2 25582776
n×3 38374164
n×4 51165552
n×5 63956940

Division

n÷y
n÷2 6395694
n÷3 4263796
n÷3 3197847
n÷5 2558277.6

Exponentiation

ny
n2 163619606966544
n3 2.0929218771166E+21
n4 2.6771375783886E+28
n5 3.4244305494549E+35

Nth Root

y√n
2√n 3576.5049978995
3√n 233.8689455354
4√n 59.803887815923
5√n 26.38660613371

Divisors of 12791388

1, 2, 3, 4, 6, 12, 1065949, 2131898, 3197847, 4263796, 6395694, 12791388

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -12791387
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 12791388 can be divided by 12 positive divisors. The sum of these divisors (counting 12791388) is 1, the average is 0.083333333333333.

Base conversion 12791388

Base System Value
2 Binary 110000110010111001011100
3 Ternary 220001212111010
4 Quaternary 300302321130
5 Quinary 11233311023
6 Senary 1134055220
8 Octal 60627134
10 Decimal 12791388
12 Duodecimal 434a510
16 Hexadecimal c32e5c
20 Vigesimal 3jii98
36 Base36 7m5wc

Cryptographic Hash Functions

md5 c592a64073a0eec9c36c49533e9f8c53
sha1 089487474b1ea6131f04fc61d55c3b187ed00830
sha256 125840b90d36dd1c8c34c425f5e529de86888fa5e4cbb87d78663c6b3608f26c
sha512 a9e17c4d2eaabe40aab163475821b1c463bd97af672a6db40ef85ad05897977cb77c5290a4420ac9d6402970ef4850d38f9a06f3b6a2082ac43e68ebcc76668e
ripemd-160 5243bfb12f41585e7ba9331176e2bcb56f3f00f2

12791388 as geometric shapes

Circle

Radius = n
Diameter 25582776
Circumference 80370661.140033
Area 5.1402615522934E+14

Sphere

Radius = n
Volume 8.766810658249E+21
Surface area 2.0561046209174E+15
Circumference 80370661.140033

Square

Length = n
Perimeter 51165552
Area 163619606966544
Diagonal 18089754.391176

Cube

Length = n
Surface area 981717641799264
Volume 2.0929218771166E+21
Space diagonal 22155333.915327

Equilateral Triangle

Length = n
Perimeter 38374164
Area 70849368095126
Altitude 11077666.957663

Triangular Pyramid

Length = n
Surface area 70849368095126
Volume 2.466532086338E+20
Height 6029918.1303922