128834155 is an odd 9-digits composite number following 128834154
and preceding 128834156 . In scientific notation, it is written as 1.28834155 × 10^8.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 93395808 positive integers (up to 128834155) that are relatively prime to 128834155.
128834155 has 8 divisors, whose sum is 135853056
The reverse of 128834155 is 551438821
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 37
Digital Root 1
Name
one hundred twenty-eight million eight hundred thirty-four thousand one hundred fifty-five
Scientific notation
1.28834155 × 10^8
Engineering notation
1.28834155 × 10^6
Prime Factorization
95 × 23 × 58963
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128834155
Product of the distinct prime numbers
The prime factorization of 128834155 is 95 × 23 × 58963.
Since it has a total of 3 prime factors.
8 , 1 , 64 , 92 , 960 , 872 , 2892 , 9014 , 10638 , 1710 , 578544 , 708015 , 8690433 , 3759561 , 61756126 , 37964678 , 866313822 , 903778681 , 8189510734 , 1383342574
n×2
257668310
n×3
386502465
n×4
515336620
n×5
644170775
n÷2
64417077.5
n÷3
42944718.333333
n÷3
32208538.75
n÷5
25766831
n2
16598239494564025
n3
2.1384201597698E+24
n4
2.755015543189E+32
n5
3.5494009951863E+40
2 √n
11350.513424511
3 √n
505.06081024407
4 √n
106.53878835669
5 √n
41.879954644325
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
-128834154
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 128834155 can be divided by 8 positive divisors.
The sum of these divisors (counting 128834155) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101011011101101001101011
3
Ternary
22222102110020101
4
Quaternary
13223131221223
5
Quinary
230440143110
6
Senary
20441210231
8
Octal
753355153
10
Decimal
128834155
12
Duodecimal
37190977
16
Hexadecimal
7adda6b
20
Vigesimal
205457f
36
Base36
24pd2j
md5
217d178602e752df5f7cf3f562808492
sha1
02be132f895fc738b06c24a4991fc95b821072b7
sha256
58f0ff0dee07d57d73736760e1f2d3e7e509f427e34f2d7f6a4dfd7f503a594e
sha512
c504a61d8b6a6e3654a4b927420c01fcc7fab7aebfe1eeb8cb1fdd6fd52161df8cff6b54408e6ca56a26b69462f05d66f994a56512ef54e1d7ccd6c9d889d084
ripemd-160
796025638740caf79a968242e935c2d8380f645a
Diameter
257668310
Circumference
809488869.7589
Area
5.2144907258646E+16
Volume
8.9573934189614E+24
Surface area
2.0857962903459E+17
Circumference
809488869.7589
Perimeter
515336620
Area
16598239494564025
Diagonal
182199009.29788
Surface area
99589436967384150
Volume
2.1384201597698E+24
Space diagonal
223147302.2102
Perimeter
386502465
Area
7.1872485301953E+15
Altitude
111573651.1051
Surface area
7.1872485301953E+15
Volume
2.5201523266654E+23
Height
60733003.099293