821330408 is an even 9-digits composite number following 821330407
and preceding 821330409 . In scientific notation, it is written as 8.21330408 × 10^8.
The sum of its digits is 29. It has a total of 5 prime factors and 16 positive divisors.
There are 408822768 positive integers (up to 821330408) that are relatively prime to 821330408.
821330408 has 16 divisors, whose sum is 1546903680
The reverse of 821330408 is 804033128
Previous prime number is 223
Is Prime? no
Number parity even
Number length 9
Sum of Digits 29
Digital Root 2
Name
eight hundred twenty-one million three hundred thirty thousand four hundred eight
Scientific notation
8.21330408 × 10^8
Engineering notation
8.21330408 × 10^6
Prime Factorization
2 × 2 × 2 × 223 × 460387
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
205332602
Product of the distinct prime numbers
The prime factorization of 821330408 is 2 × 2 × 2 × 223 × 460387.
Since it has a total of 5 prime factors.
10 , 7 , 46 , 51 , 794 , 122 , 4863 , 5406 , 32333 , 77949 , 497962 , 882172 , 9648308 , 3339104 , 90902984 , 26182938 , 672758203 , 397447618 , 1621060701 , 2474458660
n×2
1642660816
n×3
2463991224
n×4
3285321632
n×5
4106652040
n÷2
410665204
n÷3
273776802.66667
n÷3
205332602
n÷5
164266081.6
n2
674583639105446464
n3
5.540560555366E+26
n4
4.5506308614875E+35
n5
3.7375715021229E+44
2 √n
28658.862643169
3 √n
936.49608749925
4 √n
169.28928685291
5 √n
60.660164036421
1 , 2 , 4 , 8 , 223 , 446 , 892 , 1784 , 460387 , 920774 , 1841548 , 3683096 , 102666301 , 205332602 , 410665204 , 821330408
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
-821330407
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 821330408 can be divided by 16 positive divisors.
The sum of these divisors (counting 821330408) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110000111101001000000111101000
3
Ternary
2010020110220111202
4
Quaternary
300331020013220
5
Quinary
3140230033113
6
Senary
213255543332
8
Octal
6075100750
10
Decimal
821330408
12
Duodecimal
1ab08ab48
16
Hexadecimal
30f481e8
20
Vigesimal
cgd6608
36
Base36
dkzylk
md5
042cbfbf1465567495fb5df64c800a20
sha1
f241d24d84c5ff5bedc0466452fa90176a857fb2
sha256
9a47c373e654782f0eed42c0665da8f8781a400860d883c59e0447104093099c
sha512
c18814613101c20dc6df0acbcdf2c139e1606c4c18fe351330cbb88769b7188139d05576e38c33508072d10551d65eaf6372cd11636c83dd729105ddad059bd8
ripemd-160
56363355ce124ec78b733a8ba114a34a1fd1de66
Diameter
1642660816
Circumference
5160571151.8854
Area
2.1192670048455E+18
Volume
2.3208245783343E+27
Surface area
8.4770680193822E+18
Circumference
5160571151.8854
Perimeter
3285321632
Area
674583639105446464
Diagonal
1161536602.183
Surface area
4047501834632678784
Volume
5.540560555366E+26
Space diagonal
1422585996.4573
Perimeter
2463991224
Area
2.9210328422134E+17
Altitude
711292998.22864
Surface area
2.9210328422134E+17
Volume
6.52961323379E+25
Height
387178867.39434