15128907 is an odd 8-digits composite number following 15128906
and preceding 15128908 . In scientific notation, it is written as 1.5128907 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 10085936 positive integers (up to 15128907) that are relatively prime to 15128907.
15128907 has 4 divisors, whose sum is 20171880
The reverse of 15128907 is 70982151
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
fifteen million one hundred twenty-eight thousand nine hundred seven
Scientific notation
1.5128907 × 10^7
Engineering notation
1.5128907 × 10^6
Prime Factorization
3 × 5042969
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
15128907
Product of the distinct prime numbers
The prime factorization of 15128907 is 3 × 5042969.
Since it has a total of 2 prime factors.
1 , 10 , 8 , 45 , 798 , 677 , 8565 , 7371 , 10016 , 64148 , 507469 , 699447 , 9360231 , 6558242 , 61352376 , 35240839 , 827088762 , 42965698 , 8219704130 , 4210583420
n×2
30257814
n×3
45386721
n×4
60515628
n×5
75644535
n÷2
7564453.5
n÷3
5042969
n÷3
3782226.75
n÷5
3025781.4
n2
228883827014649
n3
3.4627621327087E+21
n4
5.2387806268872E+28
n5
7.9257024897578E+35
2 √n
3889.5895670366
3 √n
247.3256643938
4 √n
62.366574116562
5 √n
27.287359378014
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
-15128906
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 15128907 can be divided by 4 positive divisors.
The sum of these divisors (counting 15128907) is 1, the average is 0.25.
Base
System
Value
2
Binary
111001101101100101001011
3
Ternary
1001110121221220
4
Quaternary
321231211023
5
Quinary
12333111112
6
Senary
1300133123
8
Octal
71554513
10
Decimal
15128907
12
Duodecimal
50971a3
16
Hexadecimal
e6d94b
20
Vigesimal
4eb257
36
Base36
909jf
md5
c81e5cefde9cce37908ec992da34ab85
sha1
70e502b00bf009c332d549c5adeb2c9a16552096
sha256
b0184378d333b4abfc66685636d674aed087e11ca4c35ba8a68850927d0b9684
sha512
3ad8e38655b0c0f5afc2dbf6945fec50de756edce4b0da3bb6064e52cebd21cc0c76df8fd2f4a61687aec093db77371d2b5c451ba0b3ea046bc5fb75d76d81e5
ripemd-160
260139843971e37f918eb1e656bffbe88da75589
Diameter
30257814
Circumference
95057726.176086
Area
7.1905974947474E+14
Volume
1.4504784102995E+22
Surface area
2.876238997899E+15
Circumference
95057726.176086
Perimeter
60515628
Area
228883827014649
Diagonal
21395505.463281
Surface area
1373302962087894
Volume
3.4627621327087E+21
Space diagonal
26204035.586984
Perimeter
45386721
Area
99109604355044
Altitude
13102017.793492
Surface area
99109604355044
Volume
4.0809043094572E+20
Height
7131835.1544271