129440916 (number)

129440916 is an even 9-digits composite number following 129440915 and preceding 129440917. In scientific notation, it is written as 1.29440916 × 10^8. The sum of its digits is 36. It has a total of 6 prime factors and 48 positive divisors. There are 39223440 positive integers (up to 129440916) that are relatively prime to 129440916.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million four hundred forty thousand nine hundred sixteen

Notation

Scientific notation 1.29440916 × 10^8
Engineering notation 1.29440916 × 10^6

Prime Factorization of 129440916

Prime Factorization 2 × 2 × 3 × 9 × 33 × 36319

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 64720458
Product of the distinct prime numbers

The prime factorization of 129440916 is 2 × 2 × 3 × 9 × 33 × 36319. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 129440916)

Multiplication

n×y
n×2 258881832
n×3 388322748
n×4 517763664
n×5 647204580

Division

n÷y
n÷2 64720458
n÷3 43146972
n÷3 32360229
n÷5 25888183.2

Exponentiation

ny
n2 16754950734919056
n3 2.1687761706628E+24
n4 2.8072837412956E+32
n5 3.6337737894522E+40

Nth Root

y√n
2√n 11377.210378647
3√n 505.85245168073
4√n 106.66400695008
5√n 41.919328344891

Divisors of 129440916

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 -129440915
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 129440916 can be divided by 48 positive divisors. The sum of these divisors (counting 129440916) is 1, the average is 0.020833333333333.

Base conversion 129440916

Base System Value
2 Binary 111101101110001110010010100
3 Ternary 100000120021120000
4 Quaternary 13231301302110
5 Quinary 231114102131
6 Senary 20502211300
8 Octal 755616224
10 Decimal 129440916
12 Duodecimal 37423b30
16 Hexadecimal 7b71c94
20 Vigesimal 209025g
36 Base36 252d90

Cryptographic Hash Functions

md5 387d9834a158f11901a3b654893384b8
sha1 564184329d25ad0a4e213559f696a1621b7505d6
sha256 b92f7deba048786318fa18cb75a22d01000f026e3c69a4cfe56746dc66475a4f
sha512 6d18360cfeb14152eae43dc9b0e6ede30fe03147c043e778aa5d6ca54663c95cd8c1336b0a8d190af3821832b6027951ad0d1d81e71390e189530579dfae3a92
ripemd-160 b05a09fe026847477743c143a64de94449da8866

129440916 as geometric shapes

Circle

Radius = n
Diameter 258881832
Circumference 813301261.55907
Area 5.2637230140081E+16

Sphere

Radius = n
Volume 9.0845483800465E+24
Surface area 2.1054892056032E+17
Circumference 813301261.55907

Square

Length = n
Perimeter 517763664
Area 16754950734919056
Diagonal 183057098.9332

Cube

Length = n
Surface area 100529704409514336
Volume 2.1687761706628E+24
Space diagonal 224198243.09026

Equilateral Triangle

Length = n
Perimeter 388322748
Area 7.2551064877983E+15
Altitude 112099121.54513

Triangular Pyramid

Length = n
Surface area 7.2551064877983E+15
Volume 2.5559272285858E+23
Height 61019032.977732