78742012 is an even 8-digits composite number following 78742011
and preceding 78742013 . In scientific notation, it is written as 7.8742012 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 6 positive divisors.
There are 39371004 positive integers (up to 78742012) that are relatively prime to 78742012.
78742012 has 6 divisors, whose sum is 137798528
The reverse of 78742012 is 21024787
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
seventy-eight million seven hundred forty-two thousand twelve
Scientific notation
7.8742012 × 10^7
Engineering notation
7.8742012 × 10^6
Prime Factorization
2 × 2 × 19685503
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
39371006
Product of the distinct prime numbers
The prime factorization of 78742012 is 2 × 2 × 19685503.
Since it has a total of 3 prime factors.
4 , 7 , 83 , 74 , 696 , 352 , 3888 , 2374 , 10250 , 16823 , 634769 , 455873 , 6450520 , 5860334 , 50666903 , 2421723 , 411470040 , 233531650 , 3840246644 , 7307686493
n×2
157484024
n×3
236226036
n×4
314968048
n×5
393710060
n÷2
39371006
n÷3
26247337.333333
n÷3
19685503
n÷5
15748402.4
n2
6200304453808144
n3
4.8822444770541E+23
n4
3.8443775319913E+31
n5
3.0271402175659E+39
2 √n
8873.6695904231
3 √n
428.61645091035
4 √n
94.200157061563
5 √n
37.952579749527
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78742011
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78742012 can be divided by 6 positive divisors.
The sum of these divisors (counting 78742012) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
100101100011000000111111100
3
Ternary
12111011111201211
4
Quaternary
10230120013330
5
Quinary
130124221022
6
Senary
11451414204
8
Octal
454300774
10
Decimal
78742012
12
Duodecimal
22454364
16
Hexadecimal
4b181fc
20
Vigesimal
14c2f0c
36
Base36
1avpq4
md5
016d10d7c37ca0f97ca3f3aaead3d027
sha1
c2546c88c6d88753518c73346f13987e5b1bba33
sha256
73979ff1d86cc3c1be87eaaa77620ff0946481c48d590e5321e63dbf5637e596
sha512
c08275628bdf0dba1b3332c71357071eaac844152cdb823c641dfeb99a123b98cf1c863c28481867021b05bc0b0eb95feb2f6e63c9d66b109f47c319eeda653f
ripemd-160
f716e2a9a4d474492eca4b283efcd9ddf6d894dc
Diameter
157484024
Circumference
494750652.85616
Area
1.9478830922104E+16
Volume
2.0450697842857E+24
Surface area
7.7915323688415E+16
Circumference
494750652.85616
Perimeter
314968048
Area
6200304453808144
Diagonal
111358021.29895
Surface area
37201826722848864
Volume
4.8822444770541E+23
Space diagonal
136385165.4742
Perimeter
236226036
Area
2.6848105840978E+15
Altitude
68192582.737099
Surface area
2.6848105840978E+15
Volume
5.7537802952259E+22
Height
37119340.432982