68808220 is an even 8-digits composite number following 68808219
and preceding 68808221 . In scientific notation, it is written as 6.8808220 × 10^7.
The sum of its digits is 34. It has a total of 5 prime factors and 24 positive divisors.
There are 24583680 positive integers (up to 68808220) that are relatively prime to 68808220.
68808220 has 24 divisors, whose sum is 126225792
The reverse of 68808220 is 02280886
Previous prime number is 31
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
sixty-eight million eight hundred eight thousand two hundred twenty
Scientific notation
6.8808220 × 10^7
Engineering notation
6.8808220 × 10^6
Prime Factorization
2 × 2 × 65 × 31 × 8537
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
34404110
Product of the distinct prime numbers
The prime factorization of 68808220 is 2 × 2 × 65 × 31 × 8537.
Since it has a total of 5 prime factors.
9 , 7 , 83 , 56 , 488 , 790 , 8397 , 8904 , 11815 , 42658 , 644903 , 20018 , 3623183 , 8123443 , 58832029 , 21782286 , 609344733 , 807388067 , 5901248866 , 1871551774
n×2
137616440
n×3
206424660
n×4
275232880
n×5
344041100
n÷2
34404110
n÷3
22936073.333333
n÷3
17202055
n÷5
13761644
n2
4734571139568400
n3
3.2577741257707E+23
n4
2.2416163875634E+31
n5
1.5424163355107E+39
2 √n
8295.0720310314
3 √n
409.77624118095
4 √n
91.077286032421
5 √n
36.942651638433
1 , 2 , 4 , 31 , 62 , 65 , 124 , 130 , 260 , 2015 , 4030 , 8060 , 8537 , 17074 , 34148 , 264647 , 529294 , 554905 , 1058588 , 1109810 , 2219620 , 17202055 , 34404110 , 68808220
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
-68808219
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 68808220 can be divided by 24 positive divisors.
The sum of these divisors (counting 68808220) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100000110011110111000011100
3
Ternary
11210110211010121
4
Quaternary
10012132320130
5
Quinary
120103330340
6
Senary
10454444324
8
Octal
406367034
10
Decimal
68808220
12
Duodecimal
1b0636a4
16
Hexadecimal
419ee1c
20
Vigesimal
11a10b0
36
Base36
14ysrg
md5
af04c8f80ee387c21346dd26951d96e8
sha1
a7ff3c09256251dd1a329e3d7ad33e05e7f6065b
sha256
3691ffae003b1494ed8043aaddb4c7b555a741fa8e324d48c6dc3c597c7a676c
sha512
8f99379bd8f5afce6ccc6812cce1039a3eb760a5e5a0f7c0b98157381064f4b3982cbbaf8c68f5a8f22387e9d2d5a2cd75d85a9b185a984cc2b53f8aae80df21
ripemd-160
a8fc153c84aacc0efaf1a488d8651d1caef1f84a
Diameter
137616440
Circumference
432334796.91718
Area
1.4874093909966E+16
Volume
1.3646132347435E+24
Surface area
5.9496375639865E+16
Circumference
432334796.91718
Perimeter
275232880
Area
4734571139568400
Diagonal
97309517.926752
Surface area
28407426837410400
Volume
3.2577741257707E+23
Space diagonal
119179333.01838
Perimeter
206424660
Area
2.0501294414454E+15
Altitude
59589666.509188
Surface area
2.0501294414454E+15
Volume
3.8393236265109E+22
Height
32436505.975584