78981346 is an even 8-digits composite number following 78981345
and preceding 78981347 . In scientific notation, it is written as 7.8981346 × 10^7.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 39490672 positive integers (up to 78981346) that are relatively prime to 78981346.
78981346 has 4 divisors, whose sum is 118472022
The reverse of 78981346 is 64318987
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 46
Digital Root 1
Name
seventy-eight million nine hundred eighty-one thousand three hundred forty-six
Scientific notation
7.8981346 × 10^7
Engineering notation
7.8981346 × 10^6
Prime Factorization
2 × 39490673
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
78981346
Product of the distinct prime numbers
The prime factorization of 78981346 is 2 × 39490673.
Since it has a total of 2 prime factors.
8 , 10 , 18 , 15 , 226 , 476 , 6307 , 4329 , 89906 , 95686 , 541594 , 887398 , 8974850 , 6692382 , 69227586 , 25550595 , 75462198 , 251460753 , 2872583988 , 8106095896
n×2
157962692
n×3
236944038
n×4
315925384
n×5
394906730
n÷2
39490673
n÷3
26327115.333333
n÷3
19745336.5
n÷5
15796269.2
n2
6238053015971716
n3
4.9268982362081E+23
n4
3.8913305430074E+31
n5
3.0734252401763E+39
2 √n
8887.1449858771
3 √n
429.05026732789
4 √n
94.271655262211
5 √n
37.975622898078
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
-78981345
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 78981346 can be divided by 4 positive divisors.
The sum of these divisors (counting 78981346) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101101010010100011100010
3
Ternary
12111121200001001
4
Quaternary
10231102203202
5
Quinary
130204400341
6
Senary
11500502214
8
Octal
455224342
10
Decimal
78981346
12
Duodecimal
2254a96a
16
Hexadecimal
4b528e2
20
Vigesimal
14dcd76
36
Base36
1b0uea
md5
148890dd14e61a832767cf7b833246fd
sha1
bede6c41e864de86c0c6e7dcc3bb20768ef3e022
sha256
67ad7e002d753ce6f3386de8204a8bed23d3f0a3957f2806f334390ddbb40171
sha512
ab25eab47e90f585dd8386917dcf5f3362f7028e8d004d534d84849bc65f7d21fc322e61107777713e82227fda4c757fcdf66d22c407613bfb1e5704a737e6a1
ripemd-160
dd1941fe9f205494668111c48581280691093ae6
Diameter
157962692
Circumference
496254432.72847
Area
1.959742152768E+16
Volume
2.0637743071808E+24
Surface area
7.8389686110722E+16
Circumference
496254432.72847
Perimeter
315925384
Area
6238053015971716
Diagonal
111696490.68768
Surface area
37428318095830296
Volume
4.9268982362081E+23
Space diagonal
136799704.12218
Perimeter
236944038
Area
2.7011561909928E+15
Altitude
68399852.061088
Surface area
2.7011561909928E+15
Volume
5.8064052550646E+22
Height
37232163.562561