128125501 is an odd 9-digits composite number following 128125500
and preceding 128125502 . In scientific notation, it is written as 1.28125501 × 10^8.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 109634928 positive integers (up to 128125501) that are relatively prime to 128125501.
128125501 has 8 divisors, whose sum is 146678400
The reverse of 128125501 is 105521821
Previous prime number is 599
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 25
Digital Root 7
Name
one hundred twenty-eight million one hundred twenty-five thousand five hundred one
Scientific notation
1.28125501 × 10^8
Engineering notation
1.28125501 × 10^6
Prime Factorization
7 × 599 × 30557
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128125501
Product of the distinct prime numbers
The prime factorization of 128125501 is 7 × 599 × 30557.
Since it has a total of 3 prime factors.
9 , 2 , 70 , 74 , 925 , 565 , 1041 , 1521 , 55019 , 57427 , 222466 , 400135 , 4864820 , 3165849 , 26226827 , 74901809 , 471849449 , 786618383 , 3286615339 , 4855569217
n×2
256251002
n×3
384376503
n×4
512502004
n×5
640627505
n÷2
64062750.5
n÷3
42708500.333333
n÷3
32031375.25
n÷5
25625100.2
n2
16416144006501001
n3
2.1033266753211E+24
n4
2.6948978404218E+32
n5
3.4528513594786E+40
2 √n
11319.253553128
3 √n
504.13307589724
4 √n
106.39198068054
5 √n
41.833780689466
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
-128125500
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 128125501 can be divided by 8 positive divisors.
The sum of these divisors (counting 128125501) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101000110000101000111101
3
Ternary
22221002110010221
4
Quaternary
13220300220331
5
Quinary
230300004001
6
Senary
20414101341
8
Octal
750605075
10
Decimal
128125501
12
Duodecimal
36aaa851
16
Hexadecimal
7a30a3d
20
Vigesimal
200fdf1
36
Base36
24a69p
md5
7e7a8341a93b90d7bdfaa100f2890de0
sha1
3148e3b2c44d51c7e4ea16cb2bac292c50040770
sha256
3e0bb41923484bc434f8eb1406029136e5228c2819512a00e9e06c5dc94c3e15
sha512
c5690240858832a38f86ebe2490002ee8940830d3d7025886d9e8bba1c9f829283369acd3f6b0f2c57f1a6b8f4cf4e9e92f85bdc3253f06f28ee4191aa9748a3
ripemd-160
55e829afd1f8553df9c7c286e120dc8a3c25bde6
Diameter
256251002
Circumference
805036265.35822
Area
5.1572837411096E+16
Volume
8.8103941750509E+24
Surface area
2.0629134964438E+17
Circumference
805036265.35822
Perimeter
512502004
Area
16416144006501001
Diagonal
181196821.20005
Surface area
98496864039006006
Volume
2.1033266753211E+24
Space diagonal
221919877.47722
Perimeter
384376503
Area
7.1083988709068E+15
Altitude
110959938.73861
Surface area
7.1083988709068E+15
Volume
2.4787942586168E+23
Height
60398940.400016