128220297 is an odd 9-digits composite number following 128220296
and preceding 128220298 . In scientific notation, it is written as 1.28220297 × 10^8.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 84695760 positive integers (up to 128220297) that are relatively prime to 128220297.
128220297 has 8 divisors, whose sum is 172529280
The reverse of 128220297 is 792022821
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 33
Digital Root 6
Name
one hundred twenty-eight million two hundred twenty thousand two hundred ninety-seven
Scientific notation
1.28220297 × 10^8
Engineering notation
1.28220297 × 10^6
Prime Factorization
3 × 109 × 392111
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128220297
Product of the distinct prime numbers
The prime factorization of 128220297 is 3 × 109 × 392111.
Since it has a total of 3 prime factors.
4 , 9 , 33 , 49 , 982 , 884 , 5880 , 6300 , 89850 , 61928 , 84827 , 472262 , 7868990 , 9052524 , 90137793 , 23221643 , 102403358 , 108521928 , 389549722 , 3984464
n×2
256440594
n×3
384660891
n×4
512881188
n×5
641101485
n÷2
64110148.5
n÷3
42740099
n÷3
32055074.25
n÷5
25644059.4
n2
16440444562768209
n3
2.1079986846502E+24
n4
2.7028821742145E+32
n5
3.4656435513379E+40
2 √n
11323.440157479
3 √n
504.25737594545
4 √n
106.41165423711
5 √n
41.839969156138
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
-128220296
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 128220297 can be divided by 8 positive divisors.
The sum of these divisors (counting 128220297) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101001000111110010001001
3
Ternary
22221021021011220
4
Quaternary
13221013302021
5
Quinary
230311022142
6
Senary
20420112253
8
Octal
751076211
10
Decimal
128220297
12
Duodecimal
36b35689
16
Hexadecimal
7a47c89
20
Vigesimal
2017aeh
36
Base36
24c7ex
md5
26c006d6fb0d89420ca299e0f5640ed0
sha1
12fb47228b538366fe457ee9cf9b9425e82b3c6d
sha256
0ef10c6595622f65dd6cf251c5c8e06e7bf1fca41207b971d15eba34f6eba77c
sha512
ebd12115bc53bcfb721f22b4528a04d8a1b7999d8c3444c5ebae53e73bc73bcdabc0ee5a765b538712639809ccaba5f9fccc584876f2f1671a7a8b348f2791c5
ripemd-160
d12eb7e57b8f488946214dc387ee99f688bd878c
Diameter
256440594
Circumference
805631886.1926
Area
5.1649179860143E+16
Volume
8.8299642419652E+24
Surface area
2.0659671944057E+17
Circumference
805631886.1926
Perimeter
512881188
Area
16440444562768209
Diagonal
181330882.98891
Surface area
98642667376609254
Volume
2.1079986846502E+24
Space diagonal
222084068.96557
Perimeter
384660891
Area
7.1189213204335E+15
Altitude
111042034.48279
Surface area
7.1189213204335E+15
Volume
2.4843002744141E+23
Height
60443627.662969