168809768 is an even 9-digits composite number following 168809767
and preceding 168809769 . In scientific notation, it is written as 1.68809768 × 10^8.
The sum of its digits is 53. It has a total of 5 prime factors and 16 positive divisors.
There are 84366000 positive integers (up to 168809768) that are relatively prime to 168809768.
168809768 has 16 divisors, whose sum is 316664160
The reverse of 168809768 is 867908861
Previous prime number is 3271
Is Prime? no
Number parity even
Number length 9
Sum of Digits 53
Digital Root 8
Name
one hundred sixty-eight million eight hundred nine thousand seven hundred sixty-eight
Scientific notation
1.68809768 × 10^8
Engineering notation
1.68809768 × 10^6
Prime Factorization
2 × 2 × 2 × 3271 × 6451
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
42202442
Product of the distinct prime numbers
The prime factorization of 168809768 is 2 × 2 × 2 × 3271 × 6451.
Since it has a total of 5 prime factors.
5 , 3 , 95 , 70 , 556 , 488 , 2397 , 210 , 67479 , 14623 , 805974 , 464460 , 374563 , 4221483 , 83980364 , 28214826 , 628481959 , 336660058 , 4845285219 , 5659421553
n×2
337619536
n×3
506429304
n×4
675239072
n×5
844048840
n÷2
84404884
n÷3
56269922.666667
n÷3
42202442
n÷5
33761953.6
n2
28496737772213824
n3
4.8105276920843E+24
n4
8.1206406365832E+32
n5
1.370843461873E+41
2 √n
12992.6813245
3 √n
552.6699577455
4 √n
113.98544347635
5 √n
44.205826477328
1 , 2 , 4 , 8 , 3271 , 6451 , 6542 , 12902 , 13084 , 25804 , 26168 , 51608 , 21101221 , 42202442 , 84404884 , 168809768
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
-168809767
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 168809768 can be divided by 16 positive divisors.
The sum of these divisors (counting 168809768) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000011111101010100101000
3
Ternary
102202122102110122
4
Quaternary
22003331110220
5
Quinary
321203403033
6
Senary
24430102412
8
Octal
1203752450
10
Decimal
168809768
12
Duodecimal
4864aa08
16
Hexadecimal
a0fd528
20
Vigesimal
2cf1488
36
Base36
2si6g8
md5
9845372df8b6d0c0382ab28d6ca5deb8
sha1
71efef7caeddc6944e3e8339d9bcdae916d534a8
sha256
91774360b37f1bdefd2fe6d6247a5590df38855b3b12039b712414430977049e
sha512
9f980e777ff3fc3a57b50d816ac944bc7d208429cc0d9800b0fd7e53b08cead194cf35b7fb7d7cf1b1503b928953c46d55a6ff9fe0fabc1004a823556f548467
ripemd-160
d9713d7f126eece331d4362557785994ba75aa60
Diameter
337619536
Circumference
1060663054.006
Area
8.9525142036462E+16
Volume
2.0150291276456E+25
Surface area
3.5810056814585E+17
Circumference
1060663054.006
Perimeter
675239072
Area
28496737772213824
Diagonal
238733063.36666
Surface area
170980426633282944
Volume
4.8105276920843E+24
Space diagonal
292387094.98991
Perimeter
506429304
Area
1.233944941786E+16
Altitude
146193547.49496
Surface area
1.233944941786E+16
Volume
5.6692612535974E+23
Height
79577687.788885