129718908 (number)

129718908 is an even 9-digits composite number following 129718907 and preceding 129718909. In scientific notation, it is written as 1.29718908 × 10^8. The sum of its digits is 45. It has a total of 6 prime factors and 48 positive divisors. There are 36979200 positive integers (up to 129718908) that are relatively prime to 129718908.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million seven hundred eighteen thousand nine hundred eight

Notation

Scientific notation 1.29718908 × 10^8
Engineering notation 1.29718908 × 10^6

Prime Factorization of 129718908

Prime Factorization 2 × 2 × 297 × 3 × 17 × 2141

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 64859454
Product of the distinct prime numbers

The prime factorization of 129718908 is 2 × 2 × 297 × 3 × 17 × 2141. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 129718908)

Multiplication

n×y
n×2 259437816
n×3 389156724
n×4 518875632
n×5 648594540

Division

n÷y
n÷2 64859454
n÷3 43239636
n÷3 32429727
n÷5 25943781.6

Exponentiation

ny
n2 16826995092712464
n3 2.182779428348E+24
n4 2.8314776385017E+32
n5 3.6729618729286E+40

Nth Root

y√n
2√n 11389.4208808
3√n 506.21432176545
4√n 106.72122975678
5√n 41.937318390696

Divisors of 129718908

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 -129718907
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 129718908 can be divided by 48 positive divisors. The sum of these divisors (counting 129718908) is 1, the average is 0.020833333333333.

Base conversion 129718908

Base System Value
2 Binary 111101110110101101001111100
3 Ternary 100001002101220000
4 Quaternary 13232311221330
5 Quinary 231202001113
6 Senary 20512154300
8 Octal 756655174
10 Decimal 129718908
12 Duodecimal 37538990
16 Hexadecimal 7bb5a7c
20 Vigesimal 20aeh58
36 Base36 258br0

Cryptographic Hash Functions

md5 f72f9af236764bad4279ad25171f42b6
sha1 5462ed6d7a7128a9439f2b7877453a823f5ce2c1
sha256 f72aba750d5f1ba0030271bb2580a1467eb5215b7f54673d2aafd0b47ade632f
sha512 84b43335f8e3abfe83483ec99c8d98936a538d971af3bdf73b4866a8638fe7c6699120cf0be94280bf71f1e09a1fa3314a0e0b288dc4898601b35545f65dfb7f
ripemd-160 e1a34414da2cf4f6bd5756743a30026939fa4547

129718908 as geometric shapes

Circle

Radius = n
Diameter 259437816
Circumference 815047936.80898
Area 5.2863564165257E+16

Sphere

Radius = n
Volume 9.1432050886734E+24
Surface area 2.1145425666103E+17
Circumference 815047936.80898

Square

Length = n
Perimeter 518875632
Area 16826995092712464
Diagonal 183450238.98983

Cube

Length = n
Surface area 100961970556274784
Volume 2.182779428348E+24
Space diagonal 224679739.35835

Equilateral Triangle

Length = n
Perimeter 389156724
Area 7.2863026098225E+15
Altitude 112339869.67918

Triangular Pyramid

Length = n
Surface area 7.2863026098225E+15
Volume 2.5724302260323E+23
Height 61150079.663276