168285940 is an even 9-digits composite number following 168285939
and preceding 168285941 . In scientific notation, it is written as 1.68285940 × 10^8.
The sum of its digits is 43. It has a total of 4 prime factors and 12 positive divisors.
There are 64387488 positive integers (up to 168285940) that are relatively prime to 168285940.
168285940 has 12 divisors, whose sum is 297062080
The reverse of 168285940 is 049582861
Previous prime number is 115
Is Prime? no
Number parity even
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred sixty-eight million two hundred eighty-five thousand nine hundred forty
Scientific notation
1.68285940 × 10^8
Engineering notation
1.68285940 × 10^6
Prime Factorization
2 × 2 × 115 × 365839
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
84142970
Product of the distinct prime numbers
The prime factorization of 168285940 is 2 × 2 × 115 × 365839.
Since it has a total of 4 prime factors.
7 , 8 , 74 , 35 , 994 , 404 , 8481 , 3173 , 95371 , 14189 , 898903 , 256056 , 1976755 , 733234 , 34135025 , 50827394 , 226155578 , 571247077 , 4736636623 , 2888932832
n×2
336571880
n×3
504857820
n×4
673143760
n×5
841429700
n÷2
84142970
n÷3
56095313.333333
n÷3
42071485
n÷5
33657188
n2
28320157601683600
n3
4.7658843429475E+24
n4
8.020313265842E+32
n5
1.3497059570367E+41
2 √n
12972.507082288
3 √n
552.09770814674
4 √n
113.89691427904
5 √n
44.178357633868
1 , 2 , 4 , 115 , 230 , 460 , 365839 , 731678 , 1463356 , 42071485 , 84142970 , 168285940
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
-168285939
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 168285940 can be divided by 12 positive divisors.
The sum of these divisors (counting 168285940) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010000001111101011011110100
3
Ternary
102201122210220121
4
Quaternary
22001331123310
5
Quinary
321040122230
6
Senary
24410541324
8
Octal
1201753364
10
Decimal
168285940
12
Duodecimal
48437844
16
Hexadecimal
a07d6f4
20
Vigesimal
2cbfeh0
36
Base36
2s6y9g
md5
6b16a11ca44da4b014f37fd4607391b9
sha1
2439e9588943540fd17af680a51c00084e1f6a62
sha256
7cbd83e2220efbb458b33171fe72fe1437b5894aaf226dad0367a3a96481ac96
sha512
635261414e5bcd91beb106ffd70a95613bf525bcf8480c55ef7705e93a2c8d0c3390dfaf8ed8d6c44effe714586fee8ceaedeee72f14327908eaac4969088ea9
ripemd-160
c025539f5fab55f8dc8acb7c7741473922f8d04a
Diameter
336571880
Circumference
1057371745.6129
Area
8.8970399069954E+16
Volume
1.9963289652883E+25
Surface area
3.5588159627982E+17
Circumference
1057371745.6129
Perimeter
673143760
Area
28320157601683600
Diagonal
237992258.7047
Surface area
169920945610101600
Volume
4.7658843429475E+24
Space diagonal
291479798.27949
Perimeter
504857820
Area
1.2262987961118E+16
Altitude
145739899.13974
Surface area
1.2262987961118E+16
Volume
5.6166485620816E+23
Height
79330752.901568