128220307 is an odd 9-digits composite number following 128220306
and preceding 128220308 . In scientific notation, it is written as 1.28220307 × 10^8.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 120576000 positive integers (up to 128220307) that are relatively prime to 128220307.
128220307 has 8 divisors, whose sum is 135877392
The reverse of 128220307 is 703022821
Previous prime number is 1571
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 25
Digital Root 7
Name
one hundred twenty-eight million two hundred twenty thousand three hundred seven
Scientific notation
1.28220307 × 10^8
Engineering notation
1.28220307 × 10^6
Prime Factorization
17 × 1571 × 4801
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128220307
Product of the distinct prime numbers
The prime factorization of 128220307 is 17 × 1571 × 4801.
Since it has a total of 3 prime factors.
7 , 8 , 14 , 10 , 224 , 689 , 7535 , 4042 , 62020 , 17846 , 733789 , 663016 , 3958769 , 6040741 , 63835233 , 44156171 , 825445068 , 693030082 , 2490471204 , 1094613214
n×2
256440614
n×3
384660921
n×4
512881228
n×5
641101535
n÷2
64110153.5
n÷3
42740102.333333
n÷3
32055076.75
n÷5
25644061.4
n2
16440447127174249
n3
2.1079991778636E+24
n4
2.7028830174141E+32
n5
3.4656449027792E+40
2 √n
11323.440599041
3 √n
504.25738905459
4 √n
106.41165631189
5 √n
41.839969808764
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
-128220306
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 128220307 can be divided by 8 positive divisors.
The sum of these divisors (counting 128220307) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101001000111110010010011
3
Ternary
22221021021012021
4
Quaternary
13221013302103
5
Quinary
230311022212
6
Senary
20420112311
8
Octal
751076223
10
Decimal
128220307
12
Duodecimal
36b35697
16
Hexadecimal
7a47c93
20
Vigesimal
2017af7
36
Base36
24c7f7
md5
be6cb2b18c1b6ba623bbcbb7a75fcc33
sha1
192a039a60bf3d48f7347b1b12bbc3fe6103cd1d
sha256
c1a845e2b87709081e11e52974c3ef417869e3e94b0c67d4822679c084082689
sha512
a02212e1aad0f9624db982d41de7d97b8719e51c5fca83ad94a0e436bcc74f4d07edff831c646afa693debcc3e5bd0cd87c8aba4265c2fa861aec358819214a9
ripemd-160
806b112dacc907ef19409716ecf3260cfbec14bb
Diameter
256440614
Circumference
805631949.02446
Area
5.1649187916462E+16
Volume
8.8299663079326E+24
Surface area
2.0659675166585E+17
Circumference
805631949.02446
Perimeter
512881228
Area
16440447127174249
Diagonal
181330897.13104
Surface area
98642682763045494
Volume
2.1079991778636E+24
Space diagonal
222084086.28608
Perimeter
384660921
Area
7.1189224308539E+15
Altitude
111042043.14304
Surface area
7.1189224308539E+15
Volume
2.4843008556716E+23
Height
60443632.377014