129127968 (number)

129127968 is an even 9-digits composite number following 129127967 and preceding 129127969. In scientific notation, it is written as 1.29127968 × 10^8. The sum of its digits is 45. It has a total of 8 prime factors and 48 positive divisors. There are 42037632 positive integers (up to 129127968) that are relatively prime to 129127968.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.29127968 × 10^8
Engineering notation 1.29127968 × 10^6

Prime Factorization of 129127968

Prime Factorization 2 × 2 × 2 × 2 × 2 × 9 × 43 × 10427

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 8070498
Product of the distinct prime numbers

The prime factorization of 129127968 is 2 × 2 × 2 × 2 × 2 × 9 × 43 × 10427. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 129127968)

Multiplication

n×y
n×2 258255936
n×3 387383904
n×4 516511872
n×5 645639840

Division

n÷y
n÷2 64563984
n÷3 43042656
n÷3 32281992
n÷5 25825593.6

Exponentiation

ny
n2 16674032119809024
n3 2.1530838859977E+24
n4 2.7802334713242E+32
n5 3.5900589871768E+40

Nth Root

y√n
2√n 11363.44877227
3√n 505.4444579091
4√n 106.59947829267
5√n 41.899039126519

Divisors of 129127968

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 -129127967
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 129127968 can be divided by 48 positive divisors. The sum of these divisors (counting 129127968) is 1, the average is 0.020833333333333.

Base conversion 129127968

Base System Value
2 Binary 111101100100101011000100000
3 Ternary 22222222101021100
4 Quaternary 13230211120200
5 Quinary 231024043333
6 Senary 20451354400
8 Octal 754453040
10 Decimal 129127968
12 Duodecimal 372b2a00
16 Hexadecimal 7b25620
20 Vigesimal 2070ji8
36 Base36 24vns0

Cryptographic Hash Functions

md5 fc522d8067899b9c848a3ead4024bb66
sha1 2f9792794cd9705d26e60cf06c548a2ed4a481fa
sha256 d8651bb986ebd9e760de80523e9e69a5914b0ef84d3e1efc77f96bbfd6138913
sha512 18a28e69510c1d49ddacd692b10373a9098db659bb6868f5e6be7ce273d74b7856597f6cfeaa218310798ef1f148e2aa24a9e7799f39cdd6a852b17734660d01
ripemd-160 337b981f8622ec41a20894f1f7d9bc5df3b5da5b

129127968 as geometric shapes

Circle

Radius = n
Diameter 258255936
Circumference 811334951.28356
Area 5.2383016813312E+16

Sphere

Radius = n
Volume 9.0188166917505E+24
Surface area 2.0953206725325E+17
Circumference 811334951.28356

Square

Length = n
Perimeter 516511872
Area 16674032119809024
Diagonal 182614523.62728

Cube

Length = n
Surface area 100044192718854144
Volume 2.1530838859977E+24
Space diagonal 223656201.25413

Equilateral Triangle

Length = n
Perimeter 387383904
Area 7.2200676996362E+15
Altitude 111828100.62706

Triangular Pyramid

Length = n
Surface area 7.2200676996362E+15
Volume 2.5374336937541E+23
Height 60871507.87576