685280994 is an even 9-digits composite number following 685280993
and preceding 685280995 . In scientific notation, it is written as 6.85280994 × 10^8.
The sum of its digits is 51. It has a total of 4 prime factors and 16 positive divisors.
There are 228159360 positive integers (up to 685280994) that are relatively prime to 685280994.
685280994 has 16 divisors, whose sum is 1372167840
The reverse of 685280994 is 499082586
Previous prime number is 859
Is Prime? no
Number parity even
Number length 9
Sum of Digits 51
Digital Root 6
Name
six hundred eighty-five million two hundred eighty thousand nine hundred ninety-four
Scientific notation
6.85280994 × 10^8
Engineering notation
6.85280994 × 10^6
Prime Factorization
2 × 3 × 859 × 132961
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
685280994
Product of the distinct prime numbers
The prime factorization of 685280994 is 2 × 3 × 859 × 132961.
Since it has a total of 4 prime factors.
3 , 1 , 7 , 72 , 195 , 553 , 5179 , 4302 , 49796 , 3820 , 920987 , 770888 , 6965392 , 3019447 , 45955678 , 45303687 , 392907539 , 698407622 , 7241116192 , 1930707258
n×2
1370561988
n×3
2055842982
n×4
2741123976
n×5
3426404970
n÷2
342640497
n÷3
228426998
n÷3
171320248.5
n÷5
137056198.8
n2
469610040737628036
n3
3.2181483550906E+26
n4
2.205335903616E+35
n5
1.5112747801338E+44
2 √n
26177.872220637
3 √n
881.63650109274
4 √n
161.79577318532
5 √n
58.502407337907
1 , 2 , 3 , 6 , 859 , 1718 , 2577 , 5154 , 132961 , 265922 , 398883 , 797766 , 114213499 , 228426998 , 342640497 , 685280994
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
-685280993
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 685280994 can be divided by 16 positive divisors.
The sum of these divisors (counting 685280994) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101000110110001000111011100010
3
Ternary
1202202110212210120
4
Quaternary
220312020323202
5
Quinary
2400412442434
6
Senary
151555541110
8
Octal
5066107342
10
Decimal
685280994
12
Duodecimal
1715ba796
16
Hexadecimal
28d88ee2
20
Vigesimal
ae3029e
36
Base36
bbzy76
md5
f80b668175283b6b2fa08eb91c993028
sha1
636529547eb9d16589d58c80b243f3ad1d11a100
sha256
deee669463217b7170306c5733b9b20641430ac9e677f53a1e8c6c82de4c2870
sha512
9e5578b9b10a89f40a8bf487e8fafabe50f8836bf2925a7fea1e918a6f271ce5dfdccd32982d9935f549fb8c2f2eb50c407725fbc085a45c880c4ca717faa128
ripemd-160
a6b0be76195fd266cd10600c24d6f8fd98bc4bcc
Diameter
1370561988
Circumference
4305747472.7902
Area
1.4753234540333E+18
Volume
1.3480148307353E+27
Surface area
5.9012938161333E+18
Circumference
4305747472.7902
Perimeter
2741123976
Area
469610040737628036
Diagonal
969133675.75132
Surface area
2817660244425768216
Volume
3.2181483550906E+26
Space diagonal
1186941499.0693
Perimeter
2055842982
Area
2.0334711257552E+17
Altitude
593470749.53465
Surface area
2.0334711257552E+17
Volume
3.7926242079149E+25
Height
323044558.58377