78394071 is an odd 8-digits composite number following 78394070
and preceding 78394072 . In scientific notation, it is written as 7.8394071 × 10^7.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 43349040 positive integers (up to 78394071) that are relatively prime to 78394071.
78394071 has 16 divisors, whose sum is 120015104
The reverse of 78394071 is 17049387
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
seventy-eight million three hundred ninety-four thousand seventy-one
Scientific notation
7.8394071 × 10^7
Engineering notation
7.8394071 × 10^6
Prime Factorization
217 × 3 × 7 × 17203
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78394071
Product of the distinct prime numbers
The prime factorization of 78394071 is 217 × 3 × 7 × 17203.
Since it has a total of 4 prime factors.
1 , 10 , 75 , 39 , 890 , 378 , 2616 , 7060 , 97638 , 93221 , 673366 , 324687 , 2477884 , 9161338 , 13913888 , 4257256 , 703485559 , 127866008 , 5821235588 , 6016556176
n×2
156788142
n×3
235182213
n×4
313576284
n×5
391970355
n÷2
39197035.5
n÷3
26131357
n÷3
19598517.75
n÷5
15678814.2
n2
6145630367953041
n3
4.8178098340507E+23
n4
3.7768772619507E+31
n5
2.9608478423165E+39
2 √n
8854.042635994
3 √n
427.98420291362
4 √n
94.095922525867
5 √n
37.918979742201
1 , 3 , 7 , 21 , 217 , 651 , 1519 , 4557 , 17203 , 51609 , 120421 , 361263 , 3733051 , 11199153 , 26131357 , 78394071
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
-78394070
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 78394071 can be divided by 16 positive divisors.
The sum of these divisors (counting 78394071) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101011000011001011010111
3
Ternary
12110111211110010
4
Quaternary
10223003023113
5
Quinary
130032102241
6
Senary
11440131303
8
Octal
453031327
10
Decimal
78394071
12
Duodecimal
22306b33
16
Hexadecimal
4ac32d7
20
Vigesimal
149j53b
36
Base36
1ao993
md5
983c670494185194d9e8fe1c7ed105a6
sha1
3672caf45d86fef3e8bf322d983520630f790e66
sha256
2c90bfa4c584aa175fe758a96ceea3324b7217f7a841a7f549fbeb941e9e9832
sha512
e80d42d572ee084d2214529681b81b1bf00a2f1d11d341ac6b9d956594120ad55970ee5490e870e7034a62385ecefcdf81c53a9f0ac16f5157160400828a59e3
ripemd-160
a7817937617c102e40529729524e6a824db5d04a
Diameter
156788142
Circumference
492564475.07719
Area
1.930706721564E+16
Volume
2.0180794641395E+24
Surface area
7.7228268862558E+16
Circumference
492564475.07719
Perimeter
313576284
Area
6145630367953041
Diagonal
110865958.41784
Surface area
36873782207718246
Volume
4.8178098340507E+23
Space diagonal
135782513.98416
Perimeter
235182213
Area
2.6611360104582E+15
Altitude
67891256.992081
Surface area
2.6611360104582E+15
Volume
5.6778433402074E+22
Height
36955319.472613