128450420 (number)

128450420 is an even 9-digits composite number following 128450419 and preceding 128450421. In scientific notation, it is written as 1.28450420 × 10^8. The sum of its digits is 26. It has a total of 5 prime factors and 24 positive divisors. There are 44040096 positive integers (up to 128450420) that are relatively prime to 128450420.

Interesting facts

Basic properties

Name

Name one hundred twenty-eight million four hundred fifty thousand four hundred twenty

Notation

Scientific notation 1.28450420 × 10^8
Engineering notation 1.28450420 × 10^6

Prime Factorization of 128450420

Prime Factorization 2 × 2 × 5 × 7 × 917503

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 64225210
Product of the distinct prime numbers

The prime factorization of 128450420 is 2 × 2 × 5 × 7 × 917503. Since it has a total of 5 prime factors.

Most popular turbo-numbers

10, 8, 22, 74, 997, 176, 4091, 7189, 11267, 58227, 265658, 400207, 7989306, 2790311, 63357646, 56179320, 583234594, 569152156, 6399691655, 6714562863

Basic calculations (n = 128450420)

Multiplication

n×y
n×2 256900840
n×3 385351260
n×4 513801680
n×5 642252100

Division

n÷y
n÷2 64225210
n÷3 42816806.666667
n÷3 32112605
n÷5 25690084

Exponentiation

ny
n2 16499510398176400
n3 2.1193690404401E+24
n4 2.7223384337953E+32
n5 3.4968551520315E+40

Nth Root

y√n
2√n 11333.596957718
3√n 504.55886713009
4√n 106.45936763723
5√n 41.854976818276

Divisors of 128450420

1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 917503, 1835006, 3670012, 4587515, 6422521, 9175030, 12845042, 18350060, 25690084, 32112605, 64225210, 128450420

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -128450419
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 128450420 can be divided by 24 positive divisors. The sum of these divisors (counting 128450420) is 1, the average is 0.041666666666667.

Base conversion 128450420

Base System Value
2 Binary 111101001111111111101110100
3 Ternary 22221200221211222
4 Quaternary 13221333331310
5 Quinary 230340403140
6 Senary 20425045512
8 Octal 751777564
10 Decimal 128450420
12 Duodecimal 37026898
16 Hexadecimal 7a7ff74
20 Vigesimal 202g610
36 Base36 24h4z8

Cryptographic Hash Functions

md5 b9c659ad0617284a01e713b4b187957a
sha1 cff16fdb1026bdab9135fb3c7a4f8d1cc14ea4c7
sha256 acaa3762f39954187a69af6858e1ad611d3595f770743bf183df01fdf2bde7a4
sha512 af7ce834bda1cfb91b03a9f46fd9b591facf290797b84b2d723aa6887376688fbbc830be6609161d78ee202698b6c87abcca77a704dc995eb7047f129cdb4da8
ripemd-160 5782b4b0eac3a3f84af506376311322e5f6f52f0

128450420 as geometric shapes

Circle

Radius = n
Diameter 256900840
Circumference 807077791.64505
Area 5.1834740654739E+16

Sphere

Radius = n
Volume 8.8775922769231E+24
Surface area 2.0733896261896E+17
Circumference 807077791.64505

Square

Length = n
Perimeter 513801680
Area 16499510398176400
Diagonal 181656326.05652

Cube

Length = n
Surface area 98997062389058400
Volume 2.1193690404401E+24
Space diagonal 222482653.69356

Equilateral Triangle

Length = n
Perimeter 385351260
Area 7.1444975774131E+15
Altitude 111241326.84678

Triangular Pyramid

Length = n
Surface area 7.1444975774131E+15
Volume 2.4977003672201E+23
Height 60552108.685507