129126975 (number)

129126975 is an odd 9-digits composite number following 129126974 and preceding 129126976. In scientific notation, it is written as 1.29126975 × 10^8. The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors. There are 68867680 positive integers (up to 129126975) that are relatively prime to 129126975.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million one hundred twenty-six thousand nine hundred seventy-five

Notation

Scientific notation 1.29126975 × 10^8
Engineering notation 1.29126975 × 10^6

Prime Factorization of 129126975

Prime Factorization 15 × 5 × 1721693

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 129126975
Product of the distinct prime numbers

The prime factorization of 129126975 is 15 × 5 × 1721693. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 129126975)

Multiplication

n×y
n×2 258253950
n×3 387380925
n×4 516507900
n×5 645634875

Division

n÷y
n÷2 64563487.5
n÷3 43042325
n÷3 32281743.75
n÷5 25825395

Exponentiation

ny
n2 16673775672650625
n3 2.153034214438E+24
n4 2.7801479518188E+32
n5 3.589920950708E+40

Nth Root

y√n
2√n 11363.405079465
3√n 505.44316227542
4√n 106.59927335336
5√n 41.898974685214

Divisors of 129126975

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -129126974
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 129126975 can be divided by 8 positive divisors. The sum of these divisors (counting 129126975) is 1, the average is 0.125.

Base conversion 129126975

Base System Value
2 Binary 111101100100101001000111111
3 Ternary 22222222022220120
4 Quaternary 13230211020333
5 Quinary 231024030400
6 Senary 20451350023
8 Octal 754451077
10 Decimal 129126975
12 Duodecimal 372b2313
16 Hexadecimal 7b2523f
20 Vigesimal 2070h8f
36 Base36 24vn0f

Cryptographic Hash Functions

md5 7d5571158c687fe44014968e2e5bfec1
sha1 bcfe08f4b84a803eb5df648ea7f31a9ea56965a7
sha256 321761b7331f411af96c0053094912cee45a2ede8f7627e485555e43431fda02
sha512 76b76924085fe42e36f194aafc2f300d01e16c4441d66fa077bb8520f4e8ab7930007831f331bcad9169d2e501cf18a35d26002e901eedc65ca6f32e1c23c343
ripemd-160 5586e7175e6fe9f1e87d13aa8a5cea6d19ca8437

129126975 as geometric shapes

Circle

Radius = n
Diameter 258253950
Circumference 811328712.08055
Area 5.2382211160803E+16

Sphere

Radius = n
Volume 9.0186086280077E+24
Surface area 2.0952884464321E+17
Circumference 811328712.08055

Square

Length = n
Perimeter 516507900
Area 16673775672650625
Diagonal 182613119.31321

Cube

Length = n
Surface area 100042654035903750
Volume 2.153034214438E+24
Space diagonal 223654481.32768

Equilateral Triangle

Length = n
Perimeter 387380925
Area 7.2199566547592E+15
Altitude 111827240.66384

Triangular Pyramid

Length = n
Surface area 7.2199566547592E+15
Volume 2.5373751552596E+23
Height 60871039.771071