128959245 is an odd 9-digits composite number following 128959244
and preceding 128959246 . In scientific notation, it is written as 1.28959245 × 10^8.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 65940480 positive integers (up to 128959245) that are relatively prime to 128959245.
128959245 has 8 divisors, whose sum is 129823128
The reverse of 128959245 is 542959821
Previous prime number is 365
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred twenty-eight million nine hundred fifty-nine thousand two hundred forty-five
Scientific notation
1.28959245 × 10^8
Engineering notation
1.28959245 × 10^6
Prime Factorization
333 × 365 × 1061
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128959245
Product of the distinct prime numbers
The prime factorization of 128959245 is 333 × 365 × 1061.
Since it has a total of 3 prime factors.
2 , 2 , 61 , 77 , 321 , 851 , 9258 , 2750 , 18777 , 22380 , 496362 , 326257 , 31382 , 3733151 , 19732427 , 13248816 , 63152880 , 268307040 , 9785059873 , 4309032888
n×2
257918490
n×3
386877735
n×4
515836980
n×5
644796225
n÷2
64479622.5
n÷3
42986415
n÷3
32239811.25
n÷5
25791849
n2
16630486870970025
n3
2.1446550308627E+24
n4
2.7657309356551E+32
n5
3.5666657333522E+40
2 √n
11356.022411038
3 √n
505.22421831042
4 √n
106.56463959043
5 √n
41.888084057065
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128959244
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128959245 can be divided by 8 positive divisors.
The sum of these divisors (counting 128959245) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101011111100001100001101
3
Ternary
22222122210211100
4
Quaternary
13223330030031
5
Quinary
231003143440
6
Senary
20444013313
8
Octal
753741415
10
Decimal
128959245
12
Duodecimal
37231239
16
Hexadecimal
7afc30d
20
Vigesimal
205ji25
36
Base36
24s1l9
md5
953fd24727a4703e7f9a193a0dbc1bb5
sha1
573fbc1a2200491cb1847c53b3bd9b74b41e39c3
sha256
86693a2b7ada0542f60a6bc78424dfddd2318433d9d32f3c22e0943773656677
sha512
f10c390c105b60819f5e07f28ec756774452881c1f9e0dc303094181b48463843f8fcdddbd42408002c9530a940c1fc48d2cad33d78f41539559eec0a9f36bab
ripemd-160
14bc2e562c1e6f0085ab849ea1828b0f55ec33a0
Diameter
257918490
Circumference
810274833.40897
Area
5.2246215379461E+16
Volume
8.9835099859236E+24
Surface area
2.0898486151784E+17
Circumference
810274833.40897
Perimeter
515836980
Area
16630486870970025
Diagonal
182375913.27239
Surface area
99782921225820150
Volume
2.1446550308627E+24
Space diagonal
223363964.44572
Perimeter
386877735
Area
7.2012120537818E+15
Altitude
111681982.22286
Surface area
7.2012120537818E+15
Volume
2.5275001927148E+23
Height
60791971.090798