83128907 is an odd 8-digits composite number following 83128906
and preceding 83128908 . In scientific notation, it is written as 8.3128907 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 83094096 positive integers (up to 83128907) that are relatively prime to 83128907.
83128907 has 4 divisors, whose sum is 83163720
The reverse of 83128907 is 70982138
Previous prime number is 2579
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
eighty-three million one hundred twenty-eight thousand nine hundred seven
Scientific notation
8.3128907 × 10^7
Engineering notation
8.3128907 × 10^6
Prime Factorization
2579 × 32233
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
83128907
Product of the distinct prime numbers
The prime factorization of 83128907 is 2579 × 32233.
Since it has a total of 2 prime factors.
4 , 4 , 27 , 53 , 79 , 929 , 2047 , 3780 , 98928 , 52377 , 637099 , 74252 , 1469669 , 5384011 , 94845585 , 28705672 , 659950711 , 627168423 , 666155745 , 2344437994
n×2
166257814
n×3
249386721
n×4
332515628
n×5
415644535
n÷2
41564453.5
n÷3
27709635.666667
n÷3
20782226.75
n÷5
16625781.4
n2
6910415179014649
n3
5.744552607477E+23
n4
4.7753837946356E+31
n5
3.9697243535357E+39
2 √n
9117.5055250874
3 √n
436.43277421062
4 √n
95.485629940256
5 √n
38.366343789819
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
-83128906
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 83128907 can be divided by 4 positive divisors.
The sum of these divisors (counting 83128907) is 1, the average is 0.25.
Base
System
Value
2
Binary
100111101000111001001001011
3
Ternary
12210102101102102
4
Quaternary
10331013021023
5
Quinary
132240111112
6
Senary
12125424015
8
Octal
475071113
10
Decimal
83128907
12
Duodecimal
23a0b00b
16
Hexadecimal
4f4724b
20
Vigesimal
15jb257
36
Base36
1dhqob
md5
33a61042c2fdf4742bbf79a8a0b045ae
sha1
a3b0e087699fd78276441038ba40f419536b66d7
sha256
470316ea69d54cca1eab783902857c703ea00ec545cffa1a3fc17445d36b306d
sha512
bd0bd8f8890bcfc50fb4cb6541f2a182ef1b05d18e49bbdbc86721c5e9fbe64de127a0014040e1110754fc709cf97c00f662dac53d4679fcb85fb8c5f53b0f7f
ripemd-160
a1d8bb88cddab81dd1e66fc5b716acd432152890
Diameter
166257814
Circumference
522314327.0643
Area
2.1709709559648E+16
Volume
2.406272569308E+24
Surface area
8.6838838238591E+16
Circumference
522314327.0643
Perimeter
332515628
Area
6910415179014649
Diagonal
117562027.70465
Surface area
41462491074087894
Volume
5.744552607477E+23
Space diagonal
143983490.50167
Perimeter
249386721
Area
2.9922975478621E+15
Altitude
71991745.250834
Surface area
2.9922975478621E+15
Volume
6.7700201727164E+22
Height
39187342.568217