128530816 (number)

128530816 is an even 9-digits composite number following 128530815 and preceding 128530817. In scientific notation, it is written as 1.28530816 × 10^8. The sum of its digits is 34. It has a total of 9 prime factors and 32 positive divisors. There are 63634944 positive integers (up to 128530816) that are relatively prime to 128530816.

Interesting facts

Basic properties

Name

Name one hundred twenty-eight million five hundred thirty thousand eight hundred sixteen

Notation

Scientific notation 1.28530816 × 10^8
Engineering notation 1.28530816 × 10^6

Prime Factorization of 128530816

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 103 × 9749

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 2008294
Product of the distinct prime numbers

The prime factorization of 128530816 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 103 × 9749. Since it has a total of 9 prime factors.

Most popular turbo-numbers

Basic calculations (n = 128530816)

Multiplication

n×y
n×2 257061632
n×3 385592448
n×4 514123264
n×5 642654080

Division

n÷y
n÷2 64265408
n÷3 42843605.333333
n÷3 32132704
n÷5 25706163.2

Exponentiation

ny
n2 16520170661625856
n3 2.123351015598E+24
n4 2.7291603868924E+32
n5 3.5078121152216E+40

Nth Root

y√n
2√n 11337.143202765
3√n 504.66411151059
4√n 106.4760217268
5√n 41.860214840214

Divisors of 128530816

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -128530815
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 128530816 can be divided by 32 positive divisors. The sum of these divisors (counting 128530816) is 1, the average is 0.03125.

Base conversion 128530816

Base System Value
2 Binary 111101010010011100110000000
3 Ternary 22221212001010121
4 Quaternary 13222103212000
5 Quinary 230400441231
6 Senary 20430510024
8 Octal 752234600
10 Decimal 128530816
12 Duodecimal 37065314
16 Hexadecimal 7a93980
20 Vigesimal 203670g
36 Base36 24iv0g

Cryptographic Hash Functions

md5 97346df82ffc31ab5272d304878c34be
sha1 15ecf97dcf62d6a0bbcd09813d3eada4acf4293d
sha256 c30b7b0c78a1c06375df9af422d4ef29ac8f674f37fc3ffe921a94518922e02d
sha512 598b6112fdc11343d3e70e332592d190c30679da5aba6206477caf6ed72c4b2dd0f98be1b7241d8cd076d4a36f606113467f015643c9327b2ced3e9c56eab307
ripemd-160 7b7ddbbdb9741ecdfea81e159eb05d52f6f726f5

128530816 as geometric shapes

Circle

Radius = n
Diameter 257061632
Circumference 807582934.611
Area 5.1899646786613E+16

Sphere

Radius = n
Volume 8.8942719354603E+24
Surface area 2.0759858714645E+17
Circumference 807582934.611

Square

Length = n
Perimeter 514123264
Area 16520170661625856
Diagonal 181770023.17008

Cube

Length = n
Surface area 99121023969755136
Volume 2.123351015598E+24
Space diagonal 222621903.65029

Equilateral Triangle

Length = n
Perimeter 385592448
Area 7.1534437339112E+15
Altitude 111310951.82514

Triangular Pyramid

Length = n
Surface area 7.1534437339112E+15
Volume 2.5023931699479E+23
Height 60590007.72336