8520021985 is an odd 10-digits composite number following 8520021984
and preceding 8520021986 . In scientific notation, it is written as 8.520021985 × 10^9.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 6814664064 positive integers (up to 8520021985) that are relatively prime to 8520021985.
8520021985 has 8 divisors, whose sum is 10226056680
The reverse of 8520021985 is 5891200258
Previous prime number is 5113
Is Prime? no Number parity odd Number length 10 Sum of Digits 40 Digital Root 4
Name
eight billion five hundred twenty million twenty-one thousand nine hundred eighty-five
Scientific notation
8.520021985 × 10^9
Engineering notation
8.520021985 × 10^9
Prime Factorization
5 × 5113 × 333269
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
8520021985 Product of the distinct prime numbers
The prime factorization of 8520021985 is 5 × 5113 × 333269.
Since it has a total of 3 prime factors.
3 , 6 , 40 , 84 , 893 , 275 , 1655 , 9225 , 41353 , 28931 , 256593 , 961611 , 8253268 , 1682572 , 88869473 , 87147401 , 494244624 , 911980680 , 2729446051 , 4405603108
n×2
17040043970
n×3
25560065955
n×4
34080087940
n×5
42600109925
n÷2
4260010992.5
n÷3
2840007328.3333
n÷3
2130005496.25
n÷5
1704004397
n2
7.2590774624883E+19
n3
6.1847499571219E+29
n4
5.2694205606406E+39
n5
4.4895579024869E+49
2 √n92303.965164017
3 √n2042.4287030031
4 √n303.81567629735
5 √n96.847439492596
8 divisors
τ Total Divisors
8 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-8520021984 Sum of the proper positive divisors of n
A Arithmetic Mean
0.125 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
8 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 8520021985 can be divided by 8 positive divisors.
The sum of these divisors (counting 8520021985) is 1, the average is 0.125.
Base
System
Value
2
Binary
111111011110101010011011111100001
3
Ternary
210222202220221221211
4
Quaternary
13323311103133201
5
Quinary
114422111200420
6
Senary
3525233350121
8
Octal
77365233741
10
Decimal
8520021985
12
Duodecimal
1799408341
16
Hexadecimal
1fbd537e1
20
Vigesimal
6d2a2ej5
36
Base36
3wwln1d
md5
70bd1cd1d321d6eddabc929befb058ce
sha1
c8b7f9fcde4a42d1dde6d33acb87c318e87ec3b6
sha256
c86bdfa34971d2e40a8761d7d261bac43d33ce10a8399e74ef3cae621bd346ae
sha512
f8039f593f5cd63342cc0ab935ef9e564adbfc2c5ec79fb22d7c20ddf4544bed3b0ed114101a95af271988f80f4d9b6698df5dd8d5c0e188062baadb725c07c9
ripemd-160
f7825c1d390a5a233972cedc772b34992e0c5175
Diameter
17040043970
Circumference
53532876952.999
Area
2.2805064427993E+20
Volume
2.5906620039445E+30
Surface area
9.122025771197E+20
Circumference
53532876952.999
Perimeter
34080087940
Area
7.2590774624883E+19
Diagonal
12049130642.904
Surface area
4.355446477493E+20
Volume
6.1847499571219E+29
Space diagonal
14757110959.624
Perimeter
25560065955
Area
3.143272745277E+19
Altitude
7378555479.8119
Surface area
3.143272745277E+19
Volume
7.2887977243735E+28
Height
4016376880.968