128520126 is an even 9-digits composite number following 128520125
and preceding 128520127 . In scientific notation, it is written as 1.28520126 × 10^8.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 36720000 positive integers (up to 128520126) that are relatively prime to 128520126.
128520126 has 8 divisors, whose sum is 195840384
The reverse of 128520126 is 621025821
Previous prime number is 63
Is Prime? no
Number parity even
Number length 9
Sum of Digits 27
Digital Root 9
Name
one hundred twenty-eight million five hundred twenty thousand one hundred twenty-six
Scientific notation
1.28520126 × 10^8
Engineering notation
1.28520126 × 10^6
Prime Factorization
2 × 63 × 1020001
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128520126
Product of the distinct prime numbers
The prime factorization of 128520126 is 2 × 63 × 1020001.
Since it has a total of 3 prime factors.
6 , 10 , 90 , 57 , 160 , 391 , 6852 , 814 , 51324 , 47802 , 140046 , 110645 , 7389659 , 4467303 , 21598588 , 61785944 , 536608148 , 530608886 , 6504809171 , 321852427
n×2
257040252
n×3
385560378
n×4
514080504
n×5
642600630
n÷2
64260063
n÷3
42840042
n÷3
32130031.5
n÷5
25704025.2
n2
16517422787055876
n3
2.1228212577877E+24
n4
2.7282525552635E+32
n5
3.5063536216229E+40
2 √n
11336.671733803
3 √n
504.65012003085
4 √n
106.473807736
5 √n
41.859518508239
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
-128520125
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 128520126 can be divided by 8 positive divisors.
The sum of these divisors (counting 128520126) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101010010000111110111110
3
Ternary
22221211111110200
4
Quaternary
13222100332332
5
Quinary
230400121001
6
Senary
20430344330
8
Octal
752207676
10
Decimal
128520126
12
Duodecimal
3705b0a6
16
Hexadecimal
7a90fbe
20
Vigesimal
2035066
36
Base36
24imri
md5
18084dcdb35acf49079613412d2eb099
sha1
0602497bb42e7ca562b8a1fd325cd9a99bbfec8a
sha256
05c67b56d9d357ff3f29f83bd2dd802cf884452a0cd52776f5bfe32847f4e790
sha512
fd48fb3e9c9684e547b04400fe479b5ba03650c1fc85ec28617653c3240f290ce9673f74a03d2b5e4337b7ed8be972c280e9bad0507efce3e720208f96f4e8c5
ripemd-160
943f78dbadeaf930697c1ce1a8086cd757067b04
Diameter
257040252
Circumference
807515767.36007
Area
5.1891014084051E+16
Volume
8.8920528911334E+24
Surface area
2.0756405633621E+17
Circumference
807515767.36007
Perimeter
514080504
Area
16517422787055876
Diagonal
181754905.2271
Surface area
99104536722335256
Volume
2.1228212577877E+24
Space diagonal
222603388.02715
Perimeter
385560378
Area
7.1522538693192E+15
Altitude
111301694.01358
Surface area
7.1522538693192E+15
Volume
2.5017688443811E+23
Height
60584968.409033