128434688 (number)

128434688 is an even 9-digits composite number following 128434687 and preceding 128434689. In scientific notation, it is written as 1.28434688 × 10^8. The sum of its digits is 44. It has a total of 11 prime factors and 40 positive divisors. There are 62992384 positive integers (up to 128434688) that are relatively prime to 128434688.

Interesting facts

Basic properties

Name

Name one hundred twenty-eight million four hundred thirty-four thousand six hundred eighty-eight

Notation

Scientific notation 1.28434688 × 10^8
Engineering notation 1.28434688 × 10^6

Prime Factorization of 128434688

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 53 × 4733

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 11
Total number of prime factors
rad Radical 501698
Product of the distinct prime numbers

The prime factorization of 128434688 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 53 × 4733. Since it has a total of 11 prime factors.

Most popular turbo-numbers

Basic calculations (n = 128434688)

Multiplication

n×y
n×2 256869376
n×3 385304064
n×4 513738752
n×5 642173440

Division

n÷y
n÷2 64217344
n÷3 42811562.666667
n÷3 32108672
n÷5 25686937.6

Exponentiation

ny
n2 16495469081657344
n3 2.1185904249163E+24
n4 2.7210050022391E+32
n5 3.4947142850902E+40

Nth Root

y√n
2√n 11332.902893787
3√n 504.53826762777
4√n 106.45610782753
5√n 41.85395152812

Divisors of 128434688

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -128434687
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 128434688 can be divided by 40 positive divisors. The sum of these divisors (counting 128434688) is 1, the average is 0.025.

Base conversion 128434688

Base System Value
2 Binary 111101001111100001000000000
3 Ternary 22221200011021022
4 Quaternary 13221330020000
5 Quinary 230334402223
6 Senary 20424445012
8 Octal 751741000
10 Decimal 128434688
12 Duodecimal 37019768
16 Hexadecimal 7a7c200
20 Vigesimal 202e6e8
36 Base36 24gsu8

Cryptographic Hash Functions

md5 a48959c553ab64a72c8577652ce5b946
sha1 e992f71210c05df34e84ade10c6be93e2d2e38e7
sha256 add1f5214c9eb4e543c6ea7acc0d3ed066a20e9d3f0d128253e0e7d1cf267080
sha512 d4ca5365e08ccd25235c448af3ac5ec363ccda5458f1b5a6b499010ba35e7fff7f2f4759e10134d4834ec62dd9f73b582133bfb545b247857fe9e794a802b82b
ripemd-160 a3b19b481ca8f4bd5ba1c9e7ce69caee35ceb148

128434688 as geometric shapes

Circle

Radius = n
Diameter 256869376
Circumference 806978944.57379
Area 5.1822044484452E+16

Sphere

Radius = n
Volume 8.8743308198437E+24
Surface area 2.0728817793781E+17
Circumference 806978944.57379

Square

Length = n
Perimeter 513738752
Area 16495469081657344
Diagonal 181634077.64876

Cube

Length = n
Surface area 98972814489944064
Volume 2.1185904249163E+24
Space diagonal 222455405.07026

Equilateral Triangle

Length = n
Perimeter 385304064
Area 7.142747636028E+15
Altitude 111227702.53513

Triangular Pyramid

Length = n
Surface area 7.142747636028E+15
Volume 2.4967827600254E+23
Height 60544692.549586