128828372 (number)

128828372 is an even 9-digits composite number following 128828371 and preceding 128828373. In scientific notation, it is written as 1.28828372 × 10^8. The sum of its digits is 41. It has a total of 4 prime factors and 12 positive divisors. There are 63198720 positive integers (up to 128828372) that are relatively prime to 128828372.

Interesting facts

Basic properties

Name

Name one hundred twenty-eight million eight hundred twenty-eight thousand three hundred seventy-two

Notation

Scientific notation 1.28828372 × 10^8
Engineering notation 1.28828372 × 10^6

Prime Factorization of 128828372

Prime Factorization 2 × 2 × 53 × 607681

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 64414186
Product of the distinct prime numbers

The prime factorization of 128828372 is 2 × 2 × 53 × 607681. Since it has a total of 4 prime factors.

Most popular turbo-numbers

Basic calculations (n = 128828372)

Multiplication

n×y
n×2 257656744
n×3 386485116
n×4 515313488
n×5 644141860

Division

n÷y
n÷2 64414186
n÷3 42942790.666667
n÷3 32207093
n÷5 25765674.4

Exponentiation

ny
n2 16596749432170384
n3 2.1381322098384E+24
n4 2.7545209171425E+32
n5 3.5486044539541E+40

Nth Root

y√n
2√n 11350.258675466
3√n 505.05325321498
4√n 106.53759278051
5√n 41.879578663086

Divisors of 128828372

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -128828371
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 128828372 can be divided by 12 positive divisors. The sum of these divisors (counting 128828372) is 1, the average is 0.083333333333333.

Base conversion 128828372

Base System Value
2 Binary 111101011011100001111010100
3 Ternary 22222102011022012
4 Quaternary 13223130033110
5 Quinary 230440001442
6 Senary 20441123352
8 Octal 753341724
10 Decimal 128828372
12 Duodecimal 37189558
16 Hexadecimal 7adc3d4
20 Vigesimal 2053aic
36 Base36 24p8lw

Cryptographic Hash Functions

md5 e813454c7a36071bcce2dd655cfbe3ed
sha1 ad6dcafb9bb85dedf2078ab10810dbcd7d2c1a47
sha256 586272d14948d5b77599622f9f0d49a9fce1d73ad7b1c424a99536dea0c4f0c5
sha512 c947e54b71b03470d5527b72c904c74abc895933307f3a70a6f03c514441dec05b981d4f51c91ec02ca629d443559027ce4b56d1935c6db37a322ca741fb746c
ripemd-160 acf22711e4f4d7d032ce65acd0fdc75c67acba3d

128828372 as geometric shapes

Circle

Radius = n
Diameter 257656744
Circumference 809452534.09827
Area 5.2140226089577E+16

Sphere

Radius = n
Volume 8.9561872571095E+24
Surface area 2.0856090435831E+17
Circumference 809452534.09827

Square

Length = n
Perimeter 515313488
Area 16596749432170384
Diagonal 182190830.90085

Cube

Length = n
Surface area 99580496593022304
Volume 2.1381322098384E+24
Space diagonal 223137285.76038

Equilateral Triangle

Length = n
Perimeter 386485116
Area 7.1866033142523E+15
Altitude 111568642.88019

Triangular Pyramid

Length = n
Surface area 7.1866033142523E+15
Volume 2.5198129744169E+23
Height 60730276.966949