78729540 (number)

78729540 is an even 8-digits composite number following 78729539 and preceding 78729541. In scientific notation, it is written as 7.8729540 × 10^7. The sum of its digits is 42. It has a total of 6 prime factors and 48 positive divisors. There are 19889280 positive integers (up to 78729540) that are relatively prime to 78729540.

Interesting facts

Basic properties

Name

Name seventy-eight million seven hundred twenty-nine thousand five hundred forty

Notation

Scientific notation 7.8729540 × 10^7
Engineering notation 7.8729540 × 10^6

Prime Factorization of 78729540

Prime Factorization 2 × 2 × 3 × 5 × 19 × 69061

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 39364770
Product of the distinct prime numbers

The prime factorization of 78729540 is 2 × 2 × 3 × 5 × 19 × 69061. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 78729540)

Multiplication

n×y
n×2 157459080
n×3 236188620
n×4 314918160
n×5 393647700

Division

n÷y
n÷2 39364770
n÷3 26243180
n÷3 19682385
n÷5 15745908

Exponentiation

ny
n2 6198340468611600
n3 4.8799249385718E+23
n4 3.8419424564828E+31
n5 3.0247436230536E+39

Nth Root

y√n
2√n 8872.9668093598
3√n 428.59382009993
4√n 94.196426733501
5√n 37.951377406445

Divisors of 78729540

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 -78729539
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 78729540 can be divided by 48 positive divisors. The sum of these divisors (counting 78729540) is 1, the average is 0.020833333333333.

Base conversion 78729540

Base System Value
2 Binary 100101100010101000101000100
3 Ternary 12111010212121220
4 Quaternary 10230111011010
5 Quinary 130123321130
6 Senary 11451240340
8 Octal 454250504
10 Decimal 78729540
12 Duodecimal 224490b0
16 Hexadecimal 4b15144
20 Vigesimal 14c13h0
36 Base36 1avg3o

Cryptographic Hash Functions

md5 625d92b8180d5338c738caff9cf7e60d
sha1 c4751e86fe139fa0f0fcf9613efb7ef49ab67f32
sha256 d73e431965249fcd8aa7781161443ed21614a883e6a30525f92c2a274eeaf635
sha512 9da0b572fcfb80f01a0b8f11ce01631919f12a1769fd959f733403af2f605a460150f7b1b35c908875f0107bb9896b294a61cf0ada591e51bdeace3a015147c6
ripemd-160 2acbe55538c7f99345f6b5177ff3e42dc18298f2

78729540 as geometric shapes

Circle

Radius = n
Diameter 157459080
Circumference 494672288.96901
Area 1.9472660880639E+16

Sphere

Radius = n
Volume 2.0440981782782E+24
Surface area 7.7890643522554E+16
Circumference 494672288.96901

Square

Length = n
Perimeter 314918160
Area 6198340468611600
Diagonal 111340383.2274

Cube

Length = n
Surface area 37190042811669600
Volume 4.8799249385718E+23
Space diagonal 136363563.33653

Equilateral Triangle

Length = n
Perimeter 236188620
Area 2.6839601535614E+15
Altitude 68181781.668263

Triangular Pyramid

Length = n
Surface area 2.6839601535614E+15
Volume 5.7510466929091E+22
Height 37113461.075798