8420342865 is an odd 10-digits composite number following 8420342864
and preceding 8420342866 . In scientific notation, it is written as 8.420342865 × 10^9.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 4082590400 positive integers (up to 8420342865) that are relatively prime to 8420342865.
8420342865 has 8 divisors, whose sum is 9798217344
The reverse of 8420342865 is 5682430248
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 42
Digital Root 6
Name
eight billion four hundred twenty million three hundred forty-two thousand eight hundred sixty-five
Scientific notation
8.420342865 × 10^9
Engineering notation
8.420342865 × 10^9
Prime Factorization
15 × 11 × 51032381
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
8420342865
Product of the distinct prime numbers
The prime factorization of 8420342865 is 15 × 11 × 51032381.
Since it has a total of 3 prime factors.
2 , 9 , 31 , 33 , 333 , 511 , 5638 , 9477 , 61503 , 10978 , 163178 , 606769 , 879098 , 8916068 , 54641015 , 2289254 , 128038677 , 368850711 , 365422464 , 509891595
n×2
16840685730
n×3
25261028595
n×4
33681371460
n×5
42101714325
n÷2
4210171432.5
n÷3
2806780955
n÷3
2105085716.25
n÷5
1684068573
n2
7.0902173964156E+19
n3
5.9702061465207E+29
n4
5.0271182728435E+39
n5
4.2330059480249E+49
2 √n
91762.426215745
3 √n
2034.4323759411
4 √n
302.92313582119
5 √n
96.619760171082
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
-8420342864
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 8420342865 can be divided by 8 positive divisors.
The sum of these divisors (counting 8420342865) is 1, the average is 0.125.
Base
System
Value
2
Binary
111110101111001000011110001010001
3
Ternary
210201211100201220120
4
Quaternary
13311321003301101
5
Quinary
114221101432430
6
Senary
3511313100453
8
Octal
76571036121
10
Decimal
8420342865
12
Duodecimal
176bb57729
16
Hexadecimal
1f5e43c51
20
Vigesimal
6bb72h35
36
Base36
3v9964x
md5
e8733647ef5f3ff04813fffc62e49f45
sha1
c71d7bb6c9adbe0452e9e25dd8326d45c30b6fee
sha256
dd5edc21e354a53a8bef9b63adb9f364c5ea617a28b5ec5820412ed6f384488d
sha512
3186de282d3eda2f9fc2f1f3afac9af8ec5192dc8a2aeea9ff6f7e38d168f9ce7fdf82198d47c50334f53d74a6f0637376f3918b4a103f72a90cda981aee98e2
ripemd-160
caba7d009741f681b0f9174dc2ff47c9a9a10280
Diameter
16840685730
Circumference
52906574570.782
Area
2.2274574884934E+20
Volume
2.5007941027102E+30
Surface area
8.9098299539736E+20
Circumference
52906574570.782
Perimeter
33681371460
Area
7.0902173964156E+19
Diagonal
11908163079.515
Surface area
4.2541304378494E+20
Volume
5.9702061465207E+29
Space diagonal
14584461659.33
Perimeter
25261028595
Area
3.0701541918252E+19
Altitude
7292230829.665
Surface area
3.0701541918252E+19
Volume
7.0359554188107E+28
Height
3969387693.1715