128694750 (number)

128694750 is an even 9-digits composite number following 128694749 and preceding 128694751. In scientific notation, it is written as 1.28694750 × 10^8. The sum of its digits is 42. It has a total of 6 prime factors and 64 positive divisors. There are 32256000 positive integers (up to 128694750) that are relatively prime to 128694750.

Interesting facts

Basic properties

Name

Name one hundred twenty-eight million six hundred ninety-four thousand seven hundred fifty

Notation

Scientific notation 1.28694750 × 10^8
Engineering notation 1.28694750 × 10^6

Prime Factorization of 128694750

Prime Factorization 2 × 125 × 3 × 97 × 29 × 61

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 128694750
Product of the distinct prime numbers

The prime factorization of 128694750 is 2 × 125 × 3 × 97 × 29 × 61. Since it has a total of 6 prime factors.

Most popular turbo-numbers

9, 3, 86, 68, 97, 543, 4027, 2153, 56582, 47171, 209344, 263830, 2885596, 6885271, 7994361, 84296921, 558253970, 494645188, 9307682526, 7484219827

Basic calculations (n = 128694750)

Multiplication

n×y
n×2 257389500
n×3 386084250
n×4 514779000
n×5 643473750

Division

n÷y
n÷2 64347375
n÷3 42898250
n÷3 32173687.5
n÷5 25738950

Exponentiation

ny
n2 16562338677562500
n3 2.1314860355242E+24
n4 2.7431106247028E+32
n5 3.5302393606847E+40

Nth Root

y√n
2√n 11344.370850779
3√n 504.87857747998
4√n 106.50995658049
5√n 41.870887477872

Divisors of 128694750

1, 2, 3, 6, 29, 58, 61, 87, 97, 122, 125, 174, 183, 194, 250, 291, 366, 375, 582, 750, 1769, 2813, 3538, 3625, 5307, 5626, 5917, 7250, 7625, 8439, 10614, 10875, 11834, 12125, 15250, 16878, 17751, 21750, 22875, 24250, 35502, 36375, 45750, 72750, 171593, 221125, 343186, 351625, 442250, 514779, 663375, 703250, 739625, 1029558, 1054875, 1326750, 1479250, 2109750, 2218875, 4437750, 21449125, 42898250, 64347375, 128694750

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -128694749
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 128694750 can be divided by 64 positive divisors. The sum of these divisors (counting 128694750) is 1, the average is 0.015625.

Base conversion 128694750

Base System Value
2 Binary 111101010111011100111011110
3 Ternary 22222011101000020
4 Quaternary 13222323213132
5 Quinary 230421213000
6 Senary 20434213010
8 Octal 752734736
10 Decimal 128694750
12 Duodecimal 37124166
16 Hexadecimal 7abb9de
20 Vigesimal 2046gha
36 Base36 24mdi6

Cryptographic Hash Functions

md5 732584316824768c7d289408fb063cd3
sha1 4f7245b1287c45a34adaa5c63ccfe2544aeba9a1
sha256 b92fb81f41da648e31e3eeb47f36db3629e21e4132fbdf42e89e11c13f117eb5
sha512 347c24fa3f536de62b01ddd099621a7a4494328c6b8dabe6aaf878f889f4a2d4efdb2802316cab08b46651583bce89f59c3423c0c1aced04141fcc52699a6c79
ripemd-160 c203da5499635b730270f7b07bc27cae048bb5e8

128694750 as geometric shapes

Circle

Radius = n
Diameter 257389500
Circumference 808612962.31115
Area 5.2032121515696E+16

Sphere

Radius = n
Volume 8.9283478272429E+24
Surface area 2.0812848606279E+17
Circumference 808612962.31115

Square

Length = n
Perimeter 514779000
Area 16562338677562500
Diagonal 182001860.85621

Cube

Length = n
Surface area 99374032065375000
Volume 2.1314860355242E+24
Space diagonal 222905845.66737

Equilateral Triangle

Length = n
Perimeter 386084250
Area 7.1717030204253E+15
Altitude 111452922.83369

Triangular Pyramid

Length = n
Surface area 7.1717030204253E+15
Volume 2.5119803828727E+23
Height 60667286.952072