868909820 is an even 9-digits composite number following 868909819
and preceding 868909821 . In scientific notation, it is written as 8.68909820 × 10^8.
The sum of its digits is 50. It has a total of 4 prime factors and 12 positive divisors.
There are 347563920 positive integers (up to 868909820) that are relatively prime to 868909820.
868909820 has 12 divisors, whose sum is 1824710664
The reverse of 868909820 is 028909868
Previous prime number is 5
Is Prime? no Number parity even Number length 9 Sum of Digits 50 Digital Root 5
Name
eight hundred sixty-eight million nine hundred nine thousand eight hundred twenty
Scientific notation
8.68909820 × 10^8
Engineering notation
8.68909820 × 10^6
Prime Factorization
2 × 2 × 5 × 43445491
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
434454910 Product of the distinct prime numbers
The prime factorization of 868909820 is 2 × 2 × 5 × 43445491.
Since it has a total of 4 prime factors.
8 , 7 , 65 , 19 , 347 , 957 , 373 , 2819 , 45454 , 18677 , 826357 , 900100 , 8042948 , 2378102 , 10267773 , 49881648 , 974844240 , 571009531 , 6382283033 , 7004075663
n×2
1737819640
n×3
2606729460
n×4
3475639280
n×5
4344549100
n÷2
434454910
n÷3
289636606.66667
n÷3
217227455
n÷5
173781964
n2
755004275292432400
n3
6.5603062894358E+26
n4
5.7003145570985E+35
n5
4.9530592957518E+44
2 √n29477.276332796
3 √n954.24135724272
4 √n171.68947647656
5 √n61.347227626777
1 , 2 , 4 , 5 , 10 , 20 , 43445491 , 86890982 , 173781964 , 217227455 , 434454910 , 868909820
12 divisors
τ Total Divisors
12 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-868909819 Sum of the proper positive divisors of n
A Arithmetic Mean
0.083333333333333 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
12 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 868909820 can be divided by 12 positive divisors.
The sum of these divisors (counting 868909820) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110011110010101000001011111100
3
Ternary
2020120000012012012
4
Quaternary
303302220023330
5
Quinary
3234420103240
6
Senary
222115430352
8
Octal
6362501374
10
Decimal
868909820
12
Duodecimal
202bb53b8
16
Hexadecimal
33ca82fc
20
Vigesimal
dbadeb0
36
Base36
edbr3w
md5
6cc2db3fbf955c001a4b407489f08502
sha1
24108e3572583dc5e8288493f9a868406919f19c
sha256
60c636108c658c9ee851d5be73d7889b0fd6e937506e9eb43efbff03b4f53582
sha512
c6cf25a87fb700f9b8ce2a79a6d666f8c213b9de7269d3af0c7eed117a73c2ecbc3ae1df9c29bc06c921cff304233698656a0eccb71f3e00da7121a4101d26f3
ripemd-160
e6244903f62e3328ed3f188c47ec6acd47135063
Diameter
1737819640
Circumference
5459521414.2881
Area
2.3719158846876E+18
Volume
2.7479746725587E+27
Surface area
9.4876635387504E+18
Circumference
5459521414.2881
Perimeter
3475639280
Area
755004275292432400
Diagonal
1228824051.9232
Surface area
4530025651754594400
Volume
6.5603062894358E+26
Space diagonal
1504995955.4355
Perimeter
2606729460
Area
3.2692644118455E+17
Altitude
752497977.71776
Surface area
3.2692644118455E+17
Volume
7.7313951065347E+25
Height
409608017.30772