128963188 is an even 9-digits composite number following 128963187
and preceding 128963189 . In scientific notation, it is written as 1.28963188 × 10^8.
The sum of its digits is 46. It has a total of 4 prime factors and 12 positive divisors.
There are 64458680 positive integers (up to 128963188) that are relatively prime to 128963188.
128963188 has 12 divisors, whose sum is 225765792
The reverse of 128963188 is 881369821
Previous prime number is 4967
Is Prime? no
Number parity even
Number length 9
Sum of Digits 46
Digital Root 1
Name
one hundred twenty-eight million nine hundred sixty-three thousand one hundred eighty-eight
Scientific notation
1.28963188 × 10^8
Engineering notation
1.28963188 × 10^6
Prime Factorization
2 × 2 × 4967 × 6491
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
64481594
Product of the distinct prime numbers
The prime factorization of 128963188 is 2 × 2 × 4967 × 6491.
Since it has a total of 4 prime factors.
9 , 5 , 1 , 1 , 377 , 665 , 115 , 5581 , 82810 , 70079 , 520067 , 650813 , 5283067 , 2266618 , 67200341 , 47530759 , 616020921 , 922958486 , 9906986585 , 3229512199
n×2
257926376
n×3
386889564
n×4
515852752
n×5
644815940
n÷2
64481594
n÷3
42987729.333333
n÷3
32240797
n÷5
25792637.6
n2
16631503859123344
n3
2.1448517589068E+24
n4
2.7660692061603E+32
n5
3.5672110305507E+40
2 √n
11356.196018034
3 √n
505.22936742759
4 √n
106.56545414924
5 √n
41.888340204184
1 , 2 , 4 , 4967 , 6491 , 9934 , 12982 , 19868 , 25964 , 32240797 , 64481594 , 128963188
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128963187
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128963188 can be divided by 12 positive divisors.
The sum of these divisors (counting 128963188) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101011111101001001110100
3
Ternary
22222200000020101
4
Quaternary
13223331021310
5
Quinary
231003310223
6
Senary
20444043444
8
Octal
753751164
10
Decimal
128963188
12
Duodecimal
37233584
16
Hexadecimal
7afd274
20
Vigesimal
20607j8
36
Base36
24s4ms
md5
85ce00e18a697e1e2d1a1aba92fc25c9
sha1
9a74c5c60e9a5c6e1a7b6d11648cb5cdb55b2908
sha256
4b42936e3ecd26e771cb386d4e09c12b4c0c5218e5071b514c2a3a5d308b52fa
sha512
c03d32b14a7267e64500cd8bc612344022ef7fbc1428bdabbfbc0d96721d8606d4c53cfd4c9f4d07fab3ae41584305705e923fd08afebc4df78179401ff0787c
ripemd-160
0b077a94d055b32f30c60c6b37538a51a7b323f1
Diameter
257926376
Circumference
810299608.00864
Area
5.2249410341972E+16
Volume
8.9843340384279E+24
Surface area
2.0899764136789E+17
Circumference
810299608.00864
Perimeter
515852752
Area
16631503859123344
Diagonal
182381489.51647
Surface area
99789023154740064
Volume
2.1448517589068E+24
Space diagonal
223370793.92206
Perimeter
386889564
Area
7.2016524225699E+15
Altitude
111685396.96103
Surface area
7.2016524225699E+15
Volume
2.5277320389382E+23
Height
60793829.838824