128220270 is an even 9-digits composite number following 128220269
and preceding 128220271 . In scientific notation, it is written as 1.28220270 × 10^8.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 34192064 positive integers (up to 128220270) that are relatively prime to 128220270.
128220270 has 8 divisors, whose sum is 205152480
The reverse of 128220270 is 072022821
Previous prime number is 15
Is Prime? no
Number parity even
Number length 9
Sum of Digits 24
Digital Root 6
Name
one hundred twenty-eight million two hundred twenty thousand two hundred seventy
Scientific notation
1.28220270 × 10^8
Engineering notation
1.28220270 × 10^6
Prime Factorization
2 × 15 × 4274009
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128220270
Product of the distinct prime numbers
The prime factorization of 128220270 is 2 × 15 × 4274009.
Since it has a total of 3 prime factors.
9 , 3 , 20 , 30 , 535 , 996 , 5886 , 1805 , 91779 , 26383 , 102106 , 943213 , 8916798 , 3973126 , 81842431 , 77723616 , 249534715 , 192790411 , 3755579809 , 6956225549
n×2
256440540
n×3
384660810
n×4
512881080
n×5
641101350
n÷2
64110135
n÷3
42740090
n÷3
32055067.5
n÷5
25644054
n2
16440437638872900
n3
2.1079973529744E+24
n4
2.7028798975767E+32
n5
3.4656399024486E+40
2 √n
11323.438965261
3 √n
504.25734055076
4 √n
106.4116486352
5 √n
41.839967394047
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
-128220269
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 128220270 can be divided by 8 positive divisors.
The sum of these divisors (counting 128220270) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101001000111110001101110
3
Ternary
22221021021010220
4
Quaternary
13221013301232
5
Quinary
230311022040
6
Senary
20420112210
8
Octal
751076156
10
Decimal
128220270
12
Duodecimal
36b35666
16
Hexadecimal
7a47c6e
20
Vigesimal
2017ada
36
Base36
24c7e6
md5
9a13d974ca13dd4391da2f73e31870c2
sha1
505ee55c629c696685a5d5fd22c1bc0f9f632b29
sha256
0d8b48085c3d5c356b55893138e49d1097ea668a922d38abfc7652a322f2f4e0
sha512
7761703918166188b848f57c9d0b03e75a7efe0fa9c607748ae59681f633f667c97a7b5a62a068877d60d019909d5b037916e02a1394496ad986b6911590ebe1
ripemd-160
0caed2f9a0d316f6a674b553c7a5b67dfe1e378e
Diameter
256440540
Circumference
805631716.5466
Area
5.1649158108084E+16
Volume
8.829958663855E+24
Surface area
2.0659663243234E+17
Circumference
805631716.5466
Perimeter
512881080
Area
16440437638872900
Diagonal
181330844.80514
Surface area
98642625833237400
Volume
2.1079973529744E+24
Space diagonal
222084022.2002
Perimeter
384660810
Area
7.1189183222989E+15
Altitude
111042011.1001
Surface area
7.1189183222989E+15
Volume
2.4842987050192E+23
Height
60443614.935047