820199385 is an odd 9-digits composite number following 820199384
and preceding 820199386 . In scientific notation, it is written as 8.20199385 × 10^8.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 429235200 positive integers (up to 820199385) that are relatively prime to 820199385.
820199385 has 16 divisors, whose sum is 841948800
The reverse of 820199385 is 583991028
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
eight hundred twenty million one hundred ninety-nine thousand three hundred eighty-five
Scientific notation
8.20199385 × 10^8
Engineering notation
8.20199385 × 10^6
Prime Factorization
135 × 139 × 109 × 401
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
820199385
Product of the distinct prime numbers
The prime factorization of 820199385 is 135 × 139 × 109 × 401.
Since it has a total of 4 prime factors.
5 , 4 , 97 , 60 , 629 , 516 , 3803 , 7158 , 41134 , 16360 , 604584 , 688291 , 5785246 , 6801222 , 44130154 , 49938481 , 905657284 , 782476572 , 7877931647 , 8847317268
n×2
1640398770
n×3
2460598155
n×4
3280797540
n×5
4100996925
n÷2
410099692.5
n÷3
273399795
n÷3
205049846.25
n÷5
164039877
n2
672727031154378225
n3
5.517702972257E+26
n4
4.5256165844578E+35
n5
3.7119079393181E+44
2 √n
28639.123328063
3 √n
936.06601892983
4 √n
169.23097626635
5 √n
60.643448263497
1 , 109 , 135 , 139 , 401 , 14715 , 15151 , 18765 , 43709 , 54135 , 55739 , 2045385 , 5900715 , 6075551 , 7524765 , 820199385
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-820199384
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 820199385 can be divided by 16 positive divisors.
The sum of these divisors (counting 820199385) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110000111000110011111111011001
3
Ternary
2010011100110001000
4
Quaternary
300320303333121
5
Quinary
3134432340020
6
Senary
213215415213
8
Octal
6070637731
10
Decimal
820199385
12
Duodecimal
1aa824509
16
Hexadecimal
30e33fd9
20
Vigesimal
cg64i95
36
Base36
dkbpw9
md5
42ad89fb15b7b3a1649af500891d0b81
sha1
4bdd231f8d4b2e030acbb34d1e9357250b28e450
sha256
ff07db0bc5f75d316233b7a285c50b1c8bc7e14d56d60d0da4e6957f378ac0a1
sha512
77d3fa0807e36b3af0a3eb494dbc6c4bf77b7c0f241cc95e361cca30383519d4be9f874ecc90ab36da92eb0532be195ee2f4cf6265ecf9be8dcb19a28cf28e39
ripemd-160
c6d40acba0a00a6fbe0e6926be4a471bbe892238
Diameter
1640398770
Circumference
5153464724.7897
Area
2.1134342989459E+18
Volume
2.3112500163111E+27
Surface area
8.4537371957835E+18
Circumference
5153464724.7897
Perimeter
3280797540
Area
672727031154378225
Diagonal
1159937094.1171
Surface area
4036362186926269350
Volume
5.517702972257E+26
Space diagonal
1420627007.1567
Perimeter
2460598155
Area
2.9129934939609E+17
Altitude
710313503.57837
Surface area
2.9129934939609E+17
Volume
6.5026753137601E+25
Height
386645698.03902