128840107 is an odd 9-digits composite number following 128840106
and preceding 128840108 . In scientific notation, it is written as 1.28840107 × 10^8.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 117127360 positive integers (up to 128840107) that are relatively prime to 128840107.
128840107 has 4 divisors, whose sum is 140552856
The reverse of 128840107 is 701048821
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 31
Digital Root 4
Name
one hundred twenty-eight million eight hundred forty thousand one hundred seven
Scientific notation
1.28840107 × 10^8
Engineering notation
1.28840107 × 10^6
Prime Factorization
11 × 11712737
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
128840107
Product of the distinct prime numbers
The prime factorization of 128840107 is 11 × 11712737.
Since it has a total of 2 prime factors.
2 , 2 , 54 , 48 , 257 , 997 , 5539 , 8707 , 55898 , 806 , 899393 , 482694 , 7275007 , 2527288 , 9094325 , 96971452 , 29318110 , 669520422 , 6277574546 , 9066100268
n×2
257680214
n×3
386520321
n×4
515360428
n×5
644200535
n÷2
64420053.5
n÷3
42946702.333333
n÷3
32210026.75
n÷5
25768021.4
n2
16599773171771449
n3
2.1387165516268E+24
n4
2.7555246935426E+32
n5
3.5502209635717E+40
2 √n
11350.775612265
3 √n
505.06858788049
4 √n
106.54001882985
5 √n
41.880341598986
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
-128840106
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 128840107 can be divided by 4 positive divisors.
The sum of these divisors (counting 128840107) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101011011111000110101011
3
Ternary
22222102202101211
4
Quaternary
13223133012223
5
Quinary
230440340412
6
Senary
20441253551
8
Octal
753370653
10
Decimal
128840107
12
Duodecimal
371942b7
16
Hexadecimal
7adf1ab
20
Vigesimal
2055057
36
Base36
24phnv
md5
6a2456f3a8a7abfe3f8a7cf87bcb9195
sha1
443f8abd01284a260fb8b806c497c37f7f325f52
sha256
d2fe4793e4aad43cf97ca13ceec5dd1256360371c993741ad1a66fd3acbc5a3b
sha512
fb9a1c5146bfd8d08c6994e7c1ad3802b94ca3ed9838b013384b9c3c61d9358779a6037c39ddae10e3c87686ffc758eea042ac892801b8f49bbf633c5361afa2
ripemd-160
ee57cc128255dd053fc762f595c28365e0f956f7
Diameter
257680214
Circumference
809526267.27785
Area
5.2149725447694E+16
Volume
8.9586349422687E+24
Surface area
2.0859890179078E+17
Circumference
809526267.27785
Perimeter
515360428
Area
16599773171771449
Diagonal
182207426.697
Surface area
99598639030628694
Volume
2.1387165516268E+24
Space diagonal
223157611.37661
Perimeter
386520321
Area
7.1879126319067E+15
Altitude
111578805.68831
Surface area
7.1879126319067E+15
Volume
2.5205016278187E+23
Height
60735808.899