820161189 is an odd 9-digits composite number following 820161188
and preceding 820161190 . In scientific notation, it is written as 8.20161189 × 10^8.
The sum of its digits is 36. It has a total of 3 prime factors and 6 positive divisors.
There are 546774120 positive integers (up to 820161189) that are relatively prime to 820161189.
820161189 has 6 divisors, whose sum is 1184677286
The reverse of 820161189 is 981161028
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
eight hundred twenty million one hundred sixty-one thousand one hundred eighty-nine
Scientific notation
8.20161189 × 10^8
Engineering notation
8.20161189 × 10^6
Prime Factorization
3 × 3 × 91129021
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
273387063
Product of the distinct prime numbers
The prime factorization of 820161189 is 3 × 3 × 91129021.
Since it has a total of 3 prime factors.
4 , 6 , 9 , 76 , 632 , 722 , 249 , 1526 , 40893 , 19834 , 452142 , 45865 , 3514078 , 7930910 , 4479386 , 33193044 , 111113789 , 450744293 , 744496631 , 9484327869
n×2
1640322378
n×3
2460483567
n×4
3280644756
n×5
4100805945
n÷2
410080594.5
n÷3
273387063
n÷3
205040297.25
n÷5
164032237.8
n2
672664375941893721
n3
5.5169321437045E+26
n4
4.524773626613E+35
n5
3.7110437175587E+44
2 √n
28638.456470278
3 √n
936.05148810016
4 √n
169.22900599566
5 √n
60.642883430033
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-820161188
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 820161189 can be divided by 6 positive divisors.
The sum of these divisors (counting 820161189) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
110000111000101010101010100101
3
Ternary
2010011021111122100
4
Quaternary
300320222222211
5
Quinary
3134430124224
6
Senary
213214522313
8
Octal
6070525245
10
Decimal
820161189
12
Duodecimal
1aa806399
16
Hexadecimal
30e2aaa5
20
Vigesimal
cg602j9
36
Base36
dkawf9
md5
18e1e658566474ddc585714683ac97e7
sha1
77e1b3470b46e252a62acdb36800cdbf74abe6cb
sha256
9c11ded0ecf9ebff85476d0a183626dcacd37ea7b859ca2a678b963ed25e5bf1
sha512
35e0b7d0042914865bdd4d76804caa892756fe5efc7860c9ff571cb6d1bb2756a4db806804b21df577f4caaefe1c6996b4851da21267bf30bda70328434eee95
ripemd-160
3adfa29ae9eef638d5dfa9332e4fceff3aef8322
Diameter
1640322378
Circumference
5153224732.2437
Area
2.1132374617906E+18
Volume
2.310927132402E+27
Surface area
8.4529498471625E+18
Circumference
5153224732.2437
Perimeter
3280644756
Area
672664375941893721
Diagonal
1159883076.8158
Surface area
4035986255651362326
Volume
5.5169321437045E+26
Space diagonal
1420560849.7441
Perimeter
2460483567
Area
2.9127221889324E+17
Altitude
710280424.87205
Surface area
2.9127221889324E+17
Volume
6.5017668835991E+25
Height
386627692.27195