78163965 is an odd 8-digits composite number following 78163964
and preceding 78163966 . In scientific notation, it is written as 7.8163965 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 37897440 positive integers (up to 78163965) that are relatively prime to 78163965.
78163965 has 16 divisors, whose sum is 121273344
The reverse of 78163965 is 56936187
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
seventy-eight million one hundred sixty-three thousand nine hundred sixty-five
Scientific notation
7.8163965 × 10^7
Engineering notation
7.8163965 × 10^6
Prime Factorization
3 × 15 × 11 × 157907
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78163965
Product of the distinct prime numbers
The prime factorization of 78163965 is 3 × 15 × 11 × 157907.
Since it has a total of 4 prime factors.
3 , 3 , 64 , 15 , 393 , 936 , 6709 , 5699 , 39984 , 48807 , 452692 , 129639 , 8188653 , 4870363 , 45755152 , 34394123 , 537629181 , 605203749 , 3262287531 , 5189708545
n×2
156327930
n×3
234491895
n×4
312655860
n×5
390819825
n÷2
39081982.5
n÷3
26054655
n÷3
19540991.25
n÷5
15632793
n2
6109605424521225
n3
4.7755098456609E+23
n4
3.7327278443339E+31
n5
2.9176480857904E+39
2 √n
8841.0386833222
3 √n
427.5650460171
4 √n
94.026797687267
5 √n
37.896693242251
1 , 3 , 11 , 15 , 33 , 45 , 165 , 495 , 157907 , 473721 , 1736977 , 2368605 , 5210931 , 7105815 , 26054655 , 78163965
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
-78163964
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 78163965 can be divided by 16 positive divisors.
The sum of these divisors (counting 78163965) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101010001010111111111101
3
Ternary
12110002010210200
4
Quaternary
10222022333331
5
Quinary
130002221330
6
Senary
11431154113
8
Octal
452127775
10
Decimal
78163965
12
Duodecimal
22215939
16
Hexadecimal
4a8affd
20
Vigesimal
148a9i5
36
Base36
1ajbp9
md5
bae7282207dcbb800ae953fe57a97e5b
sha1
1f5375ef2e21051049eb32606e0db52574b135ba
sha256
c54a2ab432289394bcc00570d99ad3aad23955b7403219b8a4b86ee241b44ff9
sha512
37ea49ebc554eab10cdbe7a357bbf92adb010ab2bf5cff6412abfd1ab783cb61794d0b4057c16f36e0f29dfe4aa9b99256d80d6272edf9271b48f1e1ca6607e1
ripemd-160
56f33feb9d2d5b5084253e79309503ada5187930
Diameter
156327930
Circumference
491118676.4389
Area
1.9193891518008E+16
Volume
2.0003608864365E+24
Surface area
7.6775566072033E+16
Circumference
491118676.4389
Perimeter
312655860
Area
6109605424521225
Diagonal
110540539.39186
Surface area
36657632547127350
Volume
4.7755098456609E+23
Space diagonal
135383958.70104
Perimeter
234491895
Area
2.6455367523673E+15
Altitude
67691979.350518
Surface area
2.6455367523673E+15
Volume
5.6279923258165E+22
Height
36846846.463952