78380081 is an odd 8-digits composite number following 78380080
and preceding 78380082 . In scientific notation, it is written as 7.8380081 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 68094720 positive integers (up to 78380081) that are relatively prime to 78380081.
78380081 has 8 divisors, whose sum is 89374824
The reverse of 78380081 is 18008387
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
seventy-eight million three hundred eighty thousand eighty-one
Scientific notation
7.8380081 × 10^7
Engineering notation
7.8380081 × 10^6
Prime Factorization
13 × 17 × 354661
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78380081
Product of the distinct prime numbers
The prime factorization of 78380081 is 13 × 17 × 354661.
Since it has a total of 3 prime factors.
4 , 4 , 46 , 49 , 626 , 129 , 3847 , 8219 , 13511 , 89770 , 512600 , 731569 , 9015771 , 1631443 , 79329714 , 42734105 , 37930329 , 862920373 , 3865289916 , 3390130647
n×2
156760162
n×3
235140243
n×4
313520324
n×5
391900405
n÷2
39190040.5
n÷3
26126693.666667
n÷3
19595020.25
n÷5
15676016.2
n2
6143437097566561
n3
4.8152309732567E+23
n4
3.7741819371757E+31
n5
2.9582068594457E+39
2 √n
8853.2525661477
3 √n
427.95874242012
4 √n
94.091724217105
5 √n
37.917626261277
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78380080
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78380081 can be divided by 8 positive divisors.
The sum of these divisors (counting 78380081) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101010111111110000110001
3
Ternary
12110111010020222
4
Quaternary
10222333300301
5
Quinary
130031130311
6
Senary
11435542425
8
Octal
452776061
10
Decimal
78380081
12
Duodecimal
222baa15
16
Hexadecimal
4abfc31
20
Vigesimal
149ha41
36
Base36
1anygh
md5
5454a6d16005d81203023d9284262f6a
sha1
6ea2a9b71fec1827cb2b724a2f9378b1a29bb655
sha256
b8ee9254c3fcd14864bfe5455c1952fb5f231bc45eafdf99098dc450a2fc9a15
sha512
4238f1a7504b261bc7ae791d579c745c42aa1035afadd303d41b34a8dd4f6303763d391165e31ce565292170a5fc450598fdf466167662495c41857c1b2173a7
ripemd-160
7bd24b5592a8d79235d4ab7e0ad06778d325d146
Diameter
156760162
Circumference
492476573.31475
Area
1.9300176853506E+16
Volume
2.0169992334562E+24
Surface area
7.7200707414024E+16
Circumference
492476573.31475
Perimeter
313520324
Area
6143437097566561
Diagonal
110846173.5701
Surface area
36860622585399366
Volume
4.8152309732567E+23
Space diagonal
135758282.59336
Perimeter
235140243
Area
2.6601862965222E+15
Altitude
67879141.296682
Surface area
2.6601862965222E+15
Volume
5.6748041236155E+22
Height
36948724.523367