78816013 is an odd 8-digits composite number following 78816012
and preceding 78816014 . In scientific notation, it is written as 7.8816013 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 78617088 positive integers (up to 78816013) that are relatively prime to 78816013.
78816013 has 4 divisors, whose sum is 79014940
The reverse of 78816013 is 31061887
Previous prime number is 397
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
seventy-eight million eight hundred sixteen thousand thirteen
Scientific notation
7.8816013 × 10^7
Engineering notation
7.8816013 × 10^6
Prime Factorization
397 × 198529
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
78816013
Product of the distinct prime numbers
The prime factorization of 78816013 is 397 × 198529.
Since it has a total of 2 prime factors.
4 , 8 , 92 , 33 , 898 , 931 , 9102 , 9366 , 96738 , 34697 , 170278 , 142359 , 7767064 , 9963901 , 61312790 , 15569538 , 899146502 , 901552795 , 2834196846 , 4512227943
n×2
157632026
n×3
236448039
n×4
315264052
n×5
394080065
n÷2
39408006.5
n÷3
26272004.333333
n÷3
19704003.25
n÷5
15763202.6
n2
6211963905216169
n3
4.8960222790905E+23
n4
3.8588495559709E+31
n5
3.0413913676844E+39
2 √n
8877.8383067051
3 √n
428.75067876939
4 √n
94.22228137073
5 √n
37.959710564719
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78816012
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78816013 can be divided by 4 positive divisors.
The sum of these divisors (counting 78816013) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101100101010001100001101
3
Ternary
12111022021020121
4
Quaternary
10230222030031
5
Quinary
130134103023
6
Senary
11453144541
8
Octal
454521415
10
Decimal
78816013
12
Duodecimal
2248b151
16
Hexadecimal
4b2a30d
20
Vigesimal
14cc00d
36
Base36
1axatp
md5
da2b16d708710670939eae25c2996c75
sha1
3606b104121e90a09964bdd7e954f26ebff6ce24
sha256
a51357210d432ec0297d8dc0d43ded5d18d0dd568796db20235236606c5b5700
sha512
c81a9d5ff5ed3b6a98ff2fa22fbe8b298c87c7b6d8638c91e45105235c67f5a12d836b44e1fc0373a49980b624f2193d671f6dceb2766c68d8f4b5c93840b816
ripemd-160
6552403f448c48450d385355eed144f668f17fe0
Diameter
157632026
Circumference
495215614.85208
Area
1.9515460168992E+16
Volume
2.050841016507E+24
Surface area
7.8061840675968E+16
Circumference
495215614.85208
Perimeter
315264052
Area
6211963905216169
Diagonal
111462674.51677
Surface area
37271783431297014
Volume
4.8960222790905E+23
Space diagonal
136513338.96601
Perimeter
236448039
Area
2.6898592746546E+15
Altitude
68256669.483005
Surface area
2.6898592746546E+15
Volume
5.7700175906422E+22
Height
37154224.838925