820121068 is an even 9-digits composite number following 820121067
and preceding 820121069 . In scientific notation, it is written as 8.20121068 × 10^8.
The sum of its digits is 28. It has a total of 5 prime factors and 24 positive divisors.
There are 377493696 positive integers (up to 820121068) that are relatively prime to 820121068.
820121068 has 24 divisors, whose sum is 1549793168
The reverse of 820121068 is 860121028
Previous prime number is 373
Is Prime? no
Number parity even
Number length 9
Sum of Digits 28
Digital Root 1
Name
eight hundred twenty million one hundred twenty-one thousand sixty-eight
Scientific notation
8.20121068 × 10^8
Engineering notation
8.20121068 × 10^6
Prime Factorization
2 × 2 × 13 × 373 × 42283
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
410060534
Product of the distinct prime numbers
The prime factorization of 820121068 is 2 × 2 × 13 × 373 × 42283.
Since it has a total of 5 prime factors.
5 , 10 , 31 , 33 , 797 , 969 , 6422 , 4950 , 77277 , 30442 , 417232 , 600964 , 3957364 , 9560209 , 6451717 , 45840337 , 170316113 , 471387745 , 9921993286 , 4591996556
n×2
1640242136
n×3
2460363204
n×4
3280484272
n×5
4100605340
n÷2
410060534
n÷3
273373689.33333
n÷3
205030267
n÷5
164024213.6
n2
672598566177460624
n3
5.5161225442873E+26
n4
4.5238883122398E+35
n5
3.7101361141468E+44
2 √n
28637.755987507
3 √n
936.03622446066
4 √n
169.22693635325
5 √n
60.642290107459
1 , 2 , 4 , 13 , 26 , 52 , 373 , 746 , 1492 , 4849 , 9698 , 19396 , 42283 , 84566 , 169132 , 549679 , 1099358 , 2198716 , 15771559 , 31543118 , 63086236 , 205030267 , 410060534 , 820121068
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-820121067
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 820121068 can be divided by 24 positive divisors.
The sum of these divisors (counting 820121068) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
110000111000100000110111101100
3
Ternary
2010011012110121101
4
Quaternary
300320200313230
5
Quinary
3134422333233
6
Senary
213214012444
8
Octal
6070406754
10
Decimal
820121068
12
Duodecimal
1aa7a7124
16
Hexadecimal
30e20dec
20
Vigesimal
cg5f2d8
36
Base36
dka1gs
md5
adcaca588770bc1890769347010505f9
sha1
1e5117561297c20f7b0292ab894635a9b941fb34
sha256
800aea30cb37167b93c0f5b76cad27ec103f185376af6433765672d41b9f25fa
sha512
a5b0e84efbe49c50baf3e91b73736fe50523fad63155bea71e0be2dd1cf781659562f64dedc39b67784f46db193b8a13e1bacb0bbed72c096c944f2cfe1aeeeb
ripemd-160
b4f29cdf09f7f2a85eb97fe1a9c3eabf1e8a11c1
Diameter
1640242136
Circumference
5152972644.566
Area
2.1130307143181E+18
Volume
2.3105880081912E+27
Surface area
8.4521228572726E+18
Circumference
5152972644.566
Perimeter
3280484272
Area
672598566177460624
Diagonal
1159826337.1535
Surface area
4035591397064763744
Volume
5.5161225442873E+26
Space diagonal
1420491358.1337
Perimeter
2460363204
Area
2.9124372242933E+17
Altitude
710245679.06683
Surface area
2.9124372242933E+17
Volume
6.5008127615359E+25
Height
386608779.05117