685168 is an even 6-digits composite number following 685167
and preceding 685169 . In scientific notation, it is written as 6.85168 × 10^5.
The sum of its digits is 34. It has a total of 6 prime factors and 20 positive divisors.
There are 291840 positive integers (up to 685168) that are relatively prime to 685168.
685168 has 20 divisors, whose sum is 1340440
The reverse of 685168 is 861586
Previous prime number is 187
Is Prime? no
Number parity even
Number length 6
Sum of Digits 34
Digital Root 7
Name
six hundred eighty-five thousand one hundred sixty-eight
Scientific notation
6.85168 × 10^5
Engineering notation
6.85168 × 10^3
Prime Factorization
2 × 2 × 2 × 2 × 187 × 229
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
85646
Product of the distinct prime numbers
The prime factorization of 685168 is 2 × 2 × 2 × 2 × 187 × 229.
Since it has a total of 6 prime factors.
10 , 1 , 29 , 56 , 891 , 498 , 9257 , 9490 , 83219 , 18145 , 307277 , 349133 , 1439700 , 1066204 , 84173119 , 72695720 , 918784848 , 935554465 , 661830381 , 4202751078
n×2
1370336
n×3
2055504
n×4
2740672
n×5
3425840
n÷2
342584
n÷3
228389.33333333
n÷3
171292
n÷5
137033.6
n2
469455188224
n3
321655672405061632
n4
2.2038817375043E+23
n5
1.5100292423224E+29
2 √n
827.74875415189
3 √n
88.158804159874
4 √n
28.770623110247
5 √n
14.694655680476
1 , 2 , 4 , 8 , 16 , 187 , 229 , 374 , 458 , 748 , 916 , 1496 , 1832 , 2992 , 3664 , 42823 , 85646 , 171292 , 342584 , 685168
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-685167
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 685168 can be divided by 20 positive divisors.
The sum of these divisors (counting 685168) is 1, the average is 0.05.
Base
System
Value
2
Binary
10100111010001110000
3
Ternary
1021210212121
4
Quaternary
2213101300
5
Quinary
133411133
6
Senary
22404024
8
Octal
2472160
10
Decimal
685168
12
Duodecimal
290614
16
Hexadecimal
a7470
20
Vigesimal
45ci8
36
Base36
eoog
md5
e5d2f13e8dcc95b8c15dc1d9eca703b5
sha1
66575ebf7b976212a43bd1a3d4827930965bd1c1
sha256
7098e80df38858d4119d3352c50669dd882c1040c79f7b24d1b50f8b30fcddc0
sha512
865671cb20d4b5b67968ed1f7a4d1303ee6b5c3168789f5688ec08d91855e99dcf96625430fb6dfd7190eb0dad357011b56532d94cb01798ebff5d69f0be0ef6
ripemd-160
538ba621d8a1b8afa2b771db360d161330c239ff
Diameter
1370336
Circumference
4305037.5105496
Area
1474836970514.1
Volume
1.3473481298843E+18
Surface area
5899347882056.5
Circumference
4305037.5105496
Perimeter
2740672
Area
469455188224
Diagonal
968973.87810405
Surface area
2816731129344
Volume
321655672405061632
Space diagonal
1186745.7877204
Perimeter
2055504
Area
203280059470.19
Altitude
593372.89386018
Surface area
203280059470.19
Volume
3.7907484527456E+16
Height
322991.29270135