128216471 is an odd 9-digits composite number following 128216470
and preceding 128216472 . In scientific notation, it is written as 1.28216471 × 10^8.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 124488000 positive integers (up to 128216471) that are relatively prime to 128216471.
128216471 has 8 divisors, whose sum is 131975088
The reverse of 128216471 is 174612821
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 32
Digital Root 5
Name
one hundred twenty-eight million two hundred sixteen thousand four hundred seventy-one
Scientific notation
1.28216471 × 10^8
Engineering notation
1.28216471 × 10^6
Prime Factorization
211 × 41 × 14821
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128216471
Product of the distinct prime numbers
The prime factorization of 128216471 is 211 × 41 × 14821.
Since it has a total of 3 prime factors.
7 , 4 , 20 , 38 , 336 , 542 , 4205 , 5616 , 39397 , 34768 , 407279 , 857931 , 1317545 , 2941720 , 2509311 , 98841540 , 611611792 , 202238878 , 5104786784 , 7046380009
n×2
256432942
n×3
384649413
n×4
512865884
n×5
641082355
n÷2
64108235.5
n÷3
42738823.666667
n÷3
32054117.75
n÷5
25643294.2
n2
16439463435693841
n3
2.1078099868582E+24
n4
2.7025595805351E+32
n5
3.4651265208346E+40
2 √n
11323.271214627
3 √n
504.25236033831
4 √n
106.41086041672
5 √n
41.839719458334
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
-128216470
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 128216471 can be divided by 8 positive divisors.
The sum of these divisors (counting 128216471) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101001000110110110010111
3
Ternary
22221021001221012
4
Quaternary
13221012312113
5
Quinary
230310411341
6
Senary
20420042435
8
Octal
751066627
10
Decimal
128216471
12
Duodecimal
36b3341b
16
Hexadecimal
7a46d97
20
Vigesimal
201713b
36
Base36
24c4gn
md5
c0f60c1e9d1b1d4212f1de41bff30720
sha1
3b131d79696046e9ea89602358e9ca97deccb4c2
sha256
f71acb9aa7bbe7614cb2e1c4ba58a3538572ea7aca81b8e63d6f7a4184d38c21
sha512
ee6c242e1251fd28db6b22771b1019d46fb889b90d9d301f7d92e33d17f8751bf00604749847db27ec10a95f9cbede055b3a2cb9acea48b62c94303649ede62d
ripemd-160
fbf6de9810f0afb4f3106d8cb28ae2229c425a72
Diameter
256432942
Circumference
805607846.72562
Area
5.1646097558534E+16
Volume
8.8291738265026E+24
Surface area
2.0658439023414E+17
Circumference
805607846.72562
Perimeter
512865884
Area
16439463435693841
Diagonal
181325472.20782
Surface area
98636780614163046
Volume
2.1078099868582E+24
Space diagonal
222077442.13918
Perimeter
384649413
Area
7.1184964799481E+15
Altitude
111038721.06959
Surface area
7.1184964799481E+15
Volume
2.4840778919336E+23
Height
60441824.069272