129687072 (number)

129687072 is an even 9-digits composite number following 129687071 and preceding 129687073. In scientific notation, it is written as 1.29687072 × 10^8. The sum of its digits is 42. It has a total of 9 prime factors and 96 positive divisors. There are 40578048 positive integers (up to 129687072) that are relatively prime to 129687072.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million six hundred eighty-seven thousand seventy-two

Notation

Scientific notation 1.29687072 × 10^8
Engineering notation 1.29687072 × 10^6

Prime Factorization of 129687072

Prime Factorization 2 × 2 × 2 × 2 × 2 × 3 × 29 × 37 × 1259

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 8105442
Product of the distinct prime numbers

The prime factorization of 129687072 is 2 × 2 × 2 × 2 × 2 × 3 × 29 × 37 × 1259. Since it has a total of 9 prime factors.

Most popular turbo-numbers

Basic calculations (n = 129687072)

Multiplication

n×y
n×2 259374144
n×3 389061216
n×4 518748288
n×5 648435360

Division

n÷y
n÷2 64843536
n÷3 43229024
n÷3 32421768
n÷5 25937414.4

Exponentiation

ny
n2 16818736643933184
n3 2.1811727100908E+24
n4 2.8286990229798E+32
n5 3.6684569385951E+40

Nth Root

y√n
2√n 11388.023182274
3√n 506.17290616929
4√n 106.7146811937
5√n 41.935259712319

Divisors of 129687072

96 divisors

τ Total Divisors 96
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -129687071
Sum of the proper positive divisors of n
A Arithmetic Mean 0.010416666666667
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 96
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 129687072 can be divided by 96 positive divisors. The sum of these divisors (counting 129687072) is 1, the average is 0.010416666666667.

Base conversion 129687072

Base System Value
2 Binary 111101110101101111000100000
3 Ternary 100001000210012220
4 Quaternary 13232231320200
5 Quinary 231144441242
6 Senary 20511351040
8 Octal 756557040
10 Decimal 129687072
12 Duodecimal 37522480
16 Hexadecimal 7bade20
20 Vigesimal 20aahdc
36 Base36 257n6o

Cryptographic Hash Functions

md5 781218ecfec619c3413042a6e9be7316
sha1 92b68b6044c362e993ca5957d11f59df4e82e625
sha256 f96c41a234c95f6eacbe8fd16a26de1d3872e025e6ceb6b06c228ce4d91a8a70
sha512 c88eb9d1cbedfde4c32f6ced8829772d3f379ca09eac7a81ee0c4d84fe26939576c6b842f150062ac84fa81f735b6ec1936093426bfa6c87d58de5f57843db32
ripemd-160 6e8cccf17c7e5957ed6afbe599ca618967d89441

129687072 as geometric shapes

Circle

Radius = n
Diameter 259374144
Circumference 814847905.32154
Area 5.2837619483242E+16

Sphere

Radius = n
Volume 9.1364748829757E+24
Surface area 2.1135047793297E+17
Circumference 814847905.32154

Square

Length = n
Perimeter 518748288
Area 16818736643933184
Diagonal 183405216.08686

Cube

Length = n
Surface area 100912419863599104
Volume 2.1811727100908E+24
Space diagonal 224624597.78884

Equilateral Triangle

Length = n
Perimeter 389061216
Area 7.2827265966032E+15
Altitude 112312298.89442

Triangular Pyramid

Length = n
Surface area 7.2827265966032E+15
Volume 2.5705366904071E+23
Height 61135072.028952