128841271 is an odd 9-digits composite number following 128841270
and preceding 128841272 . In scientific notation, it is written as 1.28841271 × 10^8.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 118930392 positive integers (up to 128841271) that are relatively prime to 128841271.
128841271 has 4 divisors, whose sum is 138752152
The reverse of 128841271 is 172148821
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred twenty-eight million eight hundred forty-one thousand two hundred seventy-one
Scientific notation
1.28841271 × 10^8
Engineering notation
1.28841271 × 10^6
Prime Factorization
13 × 9910867
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
128841271
Product of the distinct prime numbers
The prime factorization of 128841271 is 13 × 9910867.
Since it has a total of 2 prime factors.
3 , 5 , 31 , 81 , 866 , 115 , 3759 , 579 , 61782 , 28445 , 72264 , 462596 , 569712 , 5130400 , 97416480 , 25973403 , 332241328 , 496283812 , 7097655755 , 6275628509
n×2
257682542
n×3
386523813
n×4
515365084
n×5
644206355
n÷2
64420635.5
n÷3
42947090.333333
n÷3
32210317.75
n÷5
25768254.2
n2
16600073112895441
n3
2.1387745185584E+24
n4
2.7556242735347E+32
n5
3.5503813380067E+40
2 √n
11350.826886179
3 √n
505.07010888219
4 √n
106.54025946176
5 √n
41.880417271915
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128841270
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128841271 can be divided by 4 positive divisors.
The sum of these divisors (counting 128841271) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101011011111011000110111
3
Ternary
22222102210222221
4
Quaternary
13223133120313
5
Quinary
230440410041
6
Senary
20441303211
8
Octal
753373067
10
Decimal
128841271
12
Duodecimal
37194b07
16
Hexadecimal
7adf637
20
Vigesimal
205533b
36
Base36
24pik7
md5
063053c79941c6426841b6864bde5b93
sha1
66ffff492ad7b99f51ccf410f257fd6642771c62
sha256
7f2f3b7d9b8ff9d9399306cf5a10d160dc84ff4cce58210e620d26daea5fd0a2
sha512
ffc1280e2fc83cfc3a00995e7b3aafaa788fc6d3d5802a161916ab6a1050ad758b3c923322aca4af53c790980a17505ae8d0d667c370ff8a42b188cffbe8345a
ripemd-160
494d50ca13c7d4b96ff052c22446dc3dd878ccc2
Diameter
257682542
Circumference
809533580.90554
Area
5.2150667740526E+16
Volume
8.958877753584E+24
Surface area
2.086026709621E+17
Circumference
809533580.90554
Perimeter
515365084
Area
16600073112895441
Diagonal
182209072.84159
Surface area
99600438677372646
Volume
2.1387745185584E+24
Space diagonal
223159627.48375
Perimeter
386523813
Area
7.1880425102232E+15
Altitude
111579813.74188
Surface area
7.1880425102232E+15
Volume
2.5205699425027E+23
Height
60736357.613862