8390933991 is an odd 10-digits composite number following 8390933990
and preceding 8390933992 . In scientific notation, it is written as 8.390933991 × 10^9.
The sum of its digits is 54. It has a total of 5 prime factors and 24 positive divisors.
There are 4864218480 positive integers (up to 8390933991) that are relatively prime to 8390933991.
8390933991 has 24 divisors, whose sum is 10041772160
The reverse of 8390933991 is 1993390938
Previous prime number is 23
Is Prime? no Number parity odd Number length 10 Sum of Digits 54 Digital Root 9
Name
eight billion three hundred ninety million nine hundred thirty-three thousand nine hundred ninety-one
Scientific notation
8.390933991 × 10^9
Engineering notation
8.390933991 × 10^9
Prime Factorization
9 × 33 × 23 × 23 × 53407
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
364823217 Product of the distinct prime numbers
The prime factorization of 8390933991 is 9 × 33 × 23 × 23 × 53407.
Since it has a total of 5 prime factors.
10 , 7 , 16 , 29 , 255 , 850 , 960 , 7237 , 28354 , 38419 , 146977 , 15886 , 7612398 , 5829690 , 63964556 , 90394705 , 735296210 , 899986004 , 359930342 , 5865632742
n×2
16781867982
n×3
25172801973
n×4
33563735964
n×5
41954669955
n÷2
4195466995.5
n÷3
2796977997
n÷3
2097733497.75
n÷5
1678186798.2
n2
7.0407773241319E+19
n3
5.9078697772121E+29
n4
4.957254532801E+39
n5
4.1595995561319E+49
2 √n91602.041412842
3 √n2032.0611282651
4 √n302.65829149858
5 √n96.552174886391
1 , 9 , 23 , 33 , 207 , 297 , 529 , 759 , 4761 , 6831 , 17457 , 53407 , 157113 , 480663 , 1228361 , 1762431 , 11055249 , 15861879 , 28252303 , 40535913 , 254270727 , 364823217 , 932325999 , 8390933991
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
-8390933990 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 8390933991 can be divided by 24 positive divisors.
The sum of these divisors (counting 8390933991) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
111110100001000110111110111100111
3
Ternary
210122210000121112000
4
Quaternary
13310020313313213
5
Quinary
114141034341431
6
Senary
3504342500343
8
Octal
76410676747
10
Decimal
8390933991
12
Duodecimal
17621346b3
16
Hexadecimal
1f4237de7
20
Vigesimal
6b236ejb
36
Base36
3urqu3r
md5
31b37d93f9d158bc6b0281e7adae9eb3
sha1
da9b5e110919afd77289829caa2fe0eeec62a39b
sha256
51c554463e796ab972ce744701744e35f49c0c03c95ae601f0ec1cfda316c9a2
sha512
d8dc5b004d99c2080c61a050f71f10fdc3f9a2de8f570073b5142e2a379e2b4ba03c78cc48ef627ddce4bbe2a4c2cbf6ab57419c37ec93c9186c87fd6b63b740
ripemd-160
7865bbf067e1cfbd4935cb63ff2b46ba4d80bf42
Diameter
16781867982
Circumference
52721793165.765
Area
2.2119254317054E+20
Volume
2.4746827053939E+30
Surface area
8.8477017268218E+20
Circumference
52721793165.765
Perimeter
33563735964
Area
7.0407773241319E+19
Diagonal
11866572651.05
Surface area
4.2244663944792E+20
Volume
5.9078697772121E+29
Space diagonal
14533523995.369
Perimeter
25172801973
Area
3.0487460125438E+19
Altitude
7266761997.6843
Surface area
3.0487460125438E+19
Volume
6.9624913030562E+28
Height
3955524217.0165