128488975 (number)

128488975 is an odd 9-digits composite number following 128488974 and preceding 128488976. In scientific notation, it is written as 1.28488975 × 10^8. The sum of its digits is 52. It has a total of 5 prime factors and 24 positive divisors. There are 94118400 positive integers (up to 128488975) that are relatively prime to 128488975.

Interesting facts

Basic properties

Name

Name one hundred twenty-eight million four hundred eighty-eight thousand nine hundred seventy-five

Notation

Scientific notation 1.28488975 × 10^8
Engineering notation 1.28488975 × 10^6

Prime Factorization of 128488975

Prime Factorization 17 × 5 × 5 × 37 × 8171

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 25697795
Product of the distinct prime numbers

The prime factorization of 128488975 is 17 × 5 × 5 × 37 × 8171. Since it has a total of 5 prime factors.

Most popular turbo-numbers

9, 10, 51, 97, 534, 733, 570, 8802, 73670, 42746, 160302, 880616, 6049725, 8889794, 85496380, 28959633, 200972644, 400731219, 2983405916, 3206738469

Basic calculations (n = 128488975)

Multiplication

n×y
n×2 256977950
n×3 385466925
n×4 513955900
n×5 642444875

Division

n÷y
n÷2 64244487.5
n÷3 42829658.333333
n÷3 32122243.75
n÷5 25697795

Exponentiation

ny
n2 16509416696550625
n3 2.1212780291877E+24
n4 2.7256083966034E+32
n5 3.5021062913097E+40

Nth Root

y√n
2√n 11335.29774642
3√n 504.60934398884
4√n 106.46735530866
5√n 41.857489110442

Divisors of 128488975

1, 5, 17, 25, 37, 85, 185, 425, 629, 925, 3145, 8171, 15725, 40855, 138907, 204275, 302327, 694535, 1511635, 3472675, 5139559, 7558175, 25697795, 128488975

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 -128488974
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 128488975 can be divided by 24 positive divisors. The sum of these divisors (counting 128488975) is 1, the average is 0.041666666666667.

Base conversion 128488975

Base System Value
2 Binary 111101010001001011000001111
3 Ternary 22221202220201221
4 Quaternary 13222021120033
5 Quinary 230343121400
6 Senary 20425544211
8 Octal 752113017
10 Decimal 128488975
12 Duodecimal 37045067
16 Hexadecimal 7a8960f
20 Vigesimal 203128f
36 Base36 24hyq7

Cryptographic Hash Functions

md5 f11e46843f4f2db7d2f112b58c6968b4
sha1 a8241fe5a0acd5a8341c3f5cbfa0019d98101ff9
sha256 d4dec93fdfed116a7762c32c5b9e23474b411326fde85dcf0a445e9388816c88
sha512 dc6375183331aeed5ed28427bafc22ddf6da902c505a29864e489ee1cecafab9188ed7c3f16578cf38d3fe1edb54223a31d7915ee3b76999b58bd7a7b6bc3177
ripemd-160 0de961d91fca59888e74054be0461bff4da42a62

128488975 as geometric shapes

Circle

Radius = n
Diameter 256977950
Circumference 807320039.85457
Area 5.1865862208936E+16

Sphere

Radius = n
Volume 8.8855886302899E+24
Surface area 2.0746344883574E+17
Circumference 807320039.85457

Square

Length = n
Perimeter 513955900
Area 16509416696550625
Diagonal 181710851.06042

Cube

Length = n
Surface area 99056500179303750
Volume 2.1212780291877E+24
Space diagonal 222549432.91245

Equilateral Triangle

Length = n
Perimeter 385466925
Area 7.1487871304379E+15
Altitude 111274716.45622

Triangular Pyramid

Length = n
Surface area 7.1487871304379E+15
Volume 2.4999501320344E+23
Height 60570283.686806