129122618 (number)

129122618 is an even 9-digits composite number following 129122617 and preceding 129122619. In scientific notation, it is written as 1.29122618 × 10^8. The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors. There are 64290940 positive integers (up to 129122618) that are relatively prime to 129122618.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million one hundred twenty-two thousand six hundred eighteen

Notation

Scientific notation 1.29122618 × 10^8
Engineering notation 1.29122618 × 10^6

Prime Factorization of 129122618

Prime Factorization 2 × 239 × 270131

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 129122618
Product of the distinct prime numbers

The prime factorization of 129122618 is 2 × 239 × 270131. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 129122618)

Multiplication

n×y
n×2 258245236
n×3 387367854
n×4 516490472
n×5 645613090

Division

n÷y
n÷2 64561309
n÷3 43040872.666667
n÷3 32280654.5
n÷5 25824523.6

Exponentiation

ny
n2 16672650479173924
n3 2.1528162788699E+24
n4 2.779772740007E+32
n5 3.5893153363474E+40

Nth Root

y√n
2√n 11363.213365945
3√n 505.43747732688
4√n 106.59837412431
5√n 41.898691930512

Divisors of 129122618

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 -129122617
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 129122618 can be divided by 8 positive divisors. The sum of these divisors (counting 129122618) is 1, the average is 0.125.

Base conversion 129122618

Base System Value
2 Binary 111101100100100000100111010
3 Ternary 22222222002221012
4 Quaternary 13230210010322
5 Quinary 231023410433
6 Senary 20451313522
8 Octal 754440472
10 Decimal 129122618
12 Duodecimal 372ab8a2
16 Hexadecimal 7b2413a
20 Vigesimal 20706ai
36 Base36 24vjne

Cryptographic Hash Functions

md5 f9817ff864a5daed47f3fbfb32ade8b8
sha1 80fee8e3d41e3535c2791074d09736758738d55e
sha256 85f8bbb3474fc53b90ea79dbbc4db1bfe0282cbf346f30fa1f2100458d3faa79
sha512 aed64baa812d81286690ed00704a7994266db25ea25e04b392a6ae2fd4b5c9e8a9194d705c2295062fa6fac6486804aa6805d4cea1692b979596917830d4e81a
ripemd-160 7008ba7a134661ca03cff8a8bc498e39e3ccf1a3

129122618 as geometric shapes

Circle

Radius = n
Diameter 258245236
Circumference 811301336.24216
Area 5.2378676261243E+16

Sphere

Radius = n
Volume 9.0176957416349E+24
Surface area 2.0951470504497E+17
Circumference 811301336.24216

Square

Length = n
Perimeter 516490472
Area 16672650479173924
Diagonal 182606957.58472

Cube

Length = n
Surface area 100035902875043544
Volume 2.1528162788699E+24
Space diagonal 223646934.78231

Equilateral Triangle

Length = n
Perimeter 387367854
Area 7.2194694316917E+15
Altitude 111823467.39115

Triangular Pyramid

Length = n
Surface area 7.2194694316917E+15
Volume 2.5371183157295E+23
Height 60868985.861573