128580920 (number)

128580920 is an even 9-digits composite number following 128580919 and preceding 128580921. In scientific notation, it is written as 1.28580920 × 10^8. The sum of its digits is 35. It has a total of 8 prime factors and 128 positive divisors. There are 44789760 positive integers (up to 128580920) that are relatively prime to 128580920.

Interesting facts

Basic properties

Name

Name one hundred twenty-eight million five hundred eighty thousand nine hundred twenty

Notation

Scientific notation 1.28580920 × 10^8
Engineering notation 1.28580920 × 10^6

Prime Factorization of 128580920

Prime Factorization 2 × 2 × 2 × 5 × 41 × 13 × 37 × 163

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 32145230
Product of the distinct prime numbers

The prime factorization of 128580920 is 2 × 2 × 2 × 5 × 41 × 13 × 37 × 163. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 128580920)

Multiplication

n×y
n×2 257161840
n×3 385742760
n×4 514323680
n×5 642904600

Division

n÷y
n÷2 64290460
n÷3 42860306.666667
n÷3 32145230
n÷5 25716184

Exponentiation

ny
n2 16533052988046400
n3 2.1258351636118E+24
n4 2.7334184110555E+32
n5 3.5146545403845E+40

Nth Root

y√n
2√n 11339.352715213
3√n 504.72967919962
4√n 106.48639685524
5√n 41.863477928876

Divisors of 128580920

128 divisors

τ Total Divisors 128
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -128580919
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0078125
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 128
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 128580920 can be divided by 128 positive divisors. The sum of these divisors (counting 128580920) is 1, the average is 0.0078125.

Base conversion 128580920

Base System Value
2 Binary 111101010011111110100111000
3 Ternary 22221221120212022
4 Quaternary 13222133310320
5 Quinary 230404042140
6 Senary 20431534012
8 Octal 752376470
10 Decimal 128580920
12 Duodecimal 3708a308
16 Hexadecimal 7a9fd38
20 Vigesimal 203cc60
36 Base36 24jxo8

Cryptographic Hash Functions

md5 a565c0c8a1086d8a0c9a0770b973a844
sha1 642dccd5ea0b040bb897f7fa00f35302ea620036
sha256 eff12301c8f19fd9f806fe4aecd618f87362356e4df3cc1e2a0fc1f2ccc66616
sha512 6f0995a3d85686eeb91b47cfb75015c9723c2e731abd1c755ae51a36e515caca79ef7421fd4d3e82f951d6fe35e08e1d23aff09090537785797ee4149e693cca
ripemd-160 dd97c7d1b803b32fc927c1bdc4a9777fe56bfcb9

128580920 as geometric shapes

Circle

Radius = n
Diameter 257161840
Circumference 807897747.32763
Area 5.1940117808657E+16

Sphere

Radius = n
Volume 8.9046775103274E+24
Surface area 2.0776047123463E+17
Circumference 807897747.32763

Square

Length = n
Perimeter 514323680
Area 16533052988046400
Diagonal 181840880.92641

Cube

Length = n
Surface area 99198317928278400
Volume 2.1258351636118E+24
Space diagonal 222708686.32395

Equilateral Triangle

Length = n
Perimeter 385742760
Area 7.1590219448812E+15
Altitude 111354343.16197

Triangular Pyramid

Length = n
Surface area 7.1590219448812E+15
Volume 2.5053207664578E+23
Height 60613626.97547