128840112 is an even 9-digits composite number following 128840111
and preceding 128840113 . In scientific notation, it is written as 1.28840112 × 10^8.
The sum of its digits is 27. It has a total of 6 prime factors and 20 positive divisors.
There are 41076288 positive integers (up to 128840112) that are relatively prime to 128840112.
128840112 has 20 divisors, whose sum is 250048976
The reverse of 128840112 is 211048821
Previous prime number is 621
Is Prime? no
Number parity even
Number length 9
Sum of Digits 27
Digital Root 9
Name
one hundred twenty-eight million eight hundred forty thousand one hundred twelve
Scientific notation
1.28840112 × 10^8
Engineering notation
1.28840112 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 621 × 12967
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
16105014
Product of the distinct prime numbers
The prime factorization of 128840112 is 2 × 2 × 2 × 2 × 621 × 12967.
Since it has a total of 6 prime factors.
5 , 6 , 61 , 41 , 192 , 212 , 11 , 764 , 84496 , 81509 , 798935 , 955279 , 3199069 , 9546988 , 40783947 , 66858592 , 549763209 , 548153264 , 5121512113 , 6089759245
n×2
257680224
n×3
386520336
n×4
515360448
n×5
644200560
n÷2
64420056
n÷3
42946704
n÷3
32210028
n÷5
25768022.4
n2
16599774460172544
n3
2.1387168006234E+24
n4
2.755525121286E+32
n5
3.550221652453E+40
2 √n
11350.775832515
3 √n
505.06859441402
4 √n
106.5400198635
5 √n
41.880341924043
1 , 2 , 4 , 8 , 16 , 621 , 1242 , 2484 , 4968 , 9936 , 12967 , 25934 , 51868 , 103736 , 207472 , 8052507 , 16105014 , 32210028 , 64420056 , 128840112
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-128840111
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128840112 can be divided by 20 positive divisors.
The sum of these divisors (counting 128840112) is 1, the average is 0.05.
Base
System
Value
2
Binary
111101011011111000110110000
3
Ternary
22222102202102000
4
Quaternary
13223133012300
5
Quinary
230440340422
6
Senary
20441254000
8
Octal
753370660
10
Decimal
128840112
12
Duodecimal
37194300
16
Hexadecimal
7adf1b0
20
Vigesimal
205505c
36
Base36
24pho0
md5
fc437baf371941f6cdb3a9ac5704e174
sha1
d36af51a61343a424ecf65b0a725d3f3ab86b037
sha256
0a13016be6055f9267544878672fefc01fa2dd0b630b38924ec5a309d812c5a9
sha512
6d07e399b6b5c4fdf33f488921ea7a1bd27fe6f0765b8c15f0c04dea10aaa26ba0a9ba316789007582af161ea7235a2b62a3c792964d0254ef897d72bb660213
ripemd-160
d1f7c4c309c6f86ce1a6d70b3e4a35e1ba18ae12
Diameter
257680224
Circumference
809526298.69377
Area
5.2149729495326E+16
Volume
8.9586359852633E+24
Surface area
2.085989179813E+17
Circumference
809526298.69377
Perimeter
515360448
Area
16599774460172544
Diagonal
182207433.76807
Surface area
99598646761035264
Volume
2.1387168006234E+24
Space diagonal
223157620.03686
Perimeter
386520336
Area
7.1879131898008E+15
Altitude
111578810.01843
Surface area
7.1879131898008E+15
Volume
2.520501921264E+23
Height
60735811.256023