83145439 is an odd 8-digits composite number following 83145438
and preceding 83145440 . In scientific notation, it is written as 8.3145439 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 76749624 positive integers (up to 83145439) that are relatively prime to 83145439.
83145439 has 4 divisors, whose sum is 89541256
The reverse of 83145439 is 93454138
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
eighty-three million one hundred forty-five thousand four hundred thirty-nine
Scientific notation
8.3145439 × 10^7
Engineering notation
8.3145439 × 10^6
Prime Factorization
13 × 6395803
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
83145439
Product of the distinct prime numbers
The prime factorization of 83145439 is 13 × 6395803.
Since it has a total of 2 prime factors.
3 , 1 , 30 , 12 , 839 , 728 , 7229 , 2916 , 72518 , 74333 , 652377 , 589456 , 2364495 , 4584238 , 34944750 , 36138513 , 761766053 , 706527266 , 9126483952 , 1085687346
n×2
166290878
n×3
249436317
n×4
332581756
n×5
415727195
n÷2
41572719.5
n÷3
27715146.333333
n÷3
20786359.75
n÷5
16629087.8
n2
6913164026502721
n3
5.7479805786258E+23
n4
4.7791836857331E+31
n5
3.9736732561192E+39
2 √n
9118.4120876389
3 √n
436.46170369152
4 √n
95.490376937359
5 √n
38.36786966564
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
-83145438
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 83145439 can be divided by 4 positive divisors.
The sum of these divisors (counting 83145439) is 1, the average is 0.25.
Base
System
Value
2
Binary
100111101001011001011011111
3
Ternary
12210110020002201
4
Quaternary
10331023023133
5
Quinary
132241123224
6
Senary
12130032331
8
Octal
475131337
10
Decimal
83145439
12
Duodecimal
23a186a7
16
Hexadecimal
4f4b2df
20
Vigesimal
15jd3bj
36
Base36
1di3fj
md5
19220e0ae68e3a1ab807f34aba942bdc
sha1
cc1bb218aec613ccdc2938c73c91a90db5b51e7a
sha256
58ecb62767ecb03f079599d1fcb86798a431b4dbcf0e6f06739b757552f331a1
sha512
b9e8e659d90e3c411e3e79040372bf90e256b953db704301aa012d770cf71e126783e72aa9ab55488a3931707ea6713afb6a7b3cc504251f54a1025c6d578ee7
ripemd-160
cfe45a134fb86ed1c4271314e72b2a338e35d392
Diameter
166290878
Circumference
522418200.6838
Area
2.1718345318722E+16
Volume
2.407708474505E+24
Surface area
8.6873381274889E+16
Circumference
522418200.6838
Perimeter
332581756
Area
6913164026502721
Diagonal
117585407.48326
Surface area
41478984159016326
Volume
5.7479805786258E+23
Space diagonal
144012124.76562
Perimeter
249436317
Area
2.99348783374E+15
Altitude
72006062.382809
Surface area
2.99348783374E+15
Volume
6.7740600754581E+22
Height
39195135.827755