128520794 (number)

128520794 is an even 9-digits composite number following 128520793 and preceding 128520795. In scientific notation, it is written as 1.28520794 × 10^8. The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors. There are 64190880 positive integers (up to 128520794) that are relatively prime to 128520794.

Interesting facts

Basic properties

Name

Name one hundred twenty-eight million five hundred twenty thousand seven hundred ninety-four

Notation

Scientific notation 1.28520794 × 10^8
Engineering notation 1.28520794 × 10^6

Prime Factorization of 128520794

Prime Factorization 2 × 68581 × 937

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 128520794
Product of the distinct prime numbers

The prime factorization of 128520794 is 2 × 68581 × 937. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 128520794)

Multiplication

n×y
n×2 257041588
n×3 385562382
n×4 514083176
n×5 642603970

Division

n÷y
n÷2 64260397
n÷3 42840264.666667
n÷3 32130198.5
n÷5 25704158.8

Exponentiation

ny
n2 16517594490390436
n3 2.122854358875E+24
n4 2.7283092774898E+32
n5 3.5064447462055E+40

Nth Root

y√n
2√n 11336.701195674
3√n 504.65099435745
4√n 106.47394608858
5√n 41.859562022203

Divisors of 128520794

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 -128520793
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 128520794 can be divided by 8 positive divisors. The sum of these divisors (counting 128520794) is 1, the average is 0.125.

Base conversion 128520794

Base System Value
2 Binary 111101010010001001001011010
3 Ternary 22221211112101102
4 Quaternary 13222101021122
5 Quinary 230400131134
6 Senary 20430351402
8 Octal 752211132
10 Decimal 128520794
12 Duodecimal 3705b562
16 Hexadecimal 7a9125a
20 Vigesimal 20351je
36 Base36 24ina2

Cryptographic Hash Functions

md5 046bbfce97f658b53a81fa5fb3b291ff
sha1 53383f089f50d2efa972a0dbe90973107ae447f4
sha256 e5ce9bdd03841363532068d03e91a9b3b276ef972427b227b4bdf6999b1d5705
sha512 20ec72d623b558ef21e8d638f5eece10f0872d42c6d3a3db6c60db93409418a5832b533f54376503450f554a931a2ce8bfedc394ec27b18087c30c5481a11dd0
ripemd-160 46e0654f98d22a50f33508991f661601c048df9c

128520794 as geometric shapes

Circle

Radius = n
Diameter 257041588
Circumference 807519964.52785
Area 5.1891553505986E+16

Sphere

Radius = n
Volume 8.8921915446437E+24
Surface area 2.0756621402394E+17
Circumference 807519964.52785

Square

Length = n
Perimeter 514083176
Area 16517594490390436
Diagonal 181755849.92176

Cube

Length = n
Surface area 99105566942342616
Volume 2.122854358875E+24
Space diagonal 222604545.03709

Equilateral Triangle

Length = n
Perimeter 385562382
Area 7.152328219044E+15
Altitude 111302272.51855

Triangular Pyramid

Length = n
Surface area 7.152328219044E+15
Volume 2.5018078543866E+23
Height 60585283.307253