78442380 is an even 8-digits composite number following 78442379
and preceding 78442381 . In scientific notation, it is written as 7.8442380 × 10^7.
The sum of its digits is 36. It has a total of 5 prime factors and 24 positive divisors.
There are 20825856 positive integers (up to 78442380) that are relatively prime to 78442380.
78442380 has 24 divisors, whose sum is 140943264
The reverse of 78442380 is 08324487
Previous prime number is 263
Is Prime? no
Number parity even
Number length 8
Sum of Digits 36
Digital Root 9
Name
seventy-eight million four hundred forty-two thousand three hundred eighty
Scientific notation
7.8442380 × 10^7
Engineering notation
7.8442380 × 10^6
Prime Factorization
2 × 2 × 45 × 263 × 1657
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
39221190
Product of the distinct prime numbers
The prime factorization of 78442380 is 2 × 2 × 45 × 263 × 1657.
Since it has a total of 5 prime factors.
2 , 4 , 97 , 52 , 795 , 740 , 3037 , 6918 , 15104 , 88830 , 171275 , 946087 , 1042793 , 1322276 , 51545174 , 1675585 , 20884193 , 495199593 , 124892192 , 7479799303
n×2
156884760
n×3
235327140
n×4
313769520
n×5
392211900
n÷2
39221190
n÷3
26147460
n÷3
19610595
n÷5
15688476
n2
6153206980064400
n3
4.8267220014886E+23
n4
3.7861956139513E+31
n5
2.969981951039E+39
2 √n
8856.7702917034
3 √n
428.07209750002
4 √n
94.110415426261
5 √n
37.923651974687
1 , 2 , 4 , 45 , 90 , 180 , 263 , 526 , 1052 , 1657 , 3314 , 6628 , 11835 , 23670 , 47340 , 74565 , 149130 , 298260 , 435791 , 871582 , 1743164 , 19610595 , 39221190 , 78442380
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78442379
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78442380 can be divided by 24 positive divisors.
The sum of these divisors (counting 78442380) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100101011001110111110001100
3
Ternary
12110121021201100
4
Quaternary
10223032332030
5
Quinary
130040124010
6
Senary
11441143100
8
Octal
453167614
10
Decimal
78442380
12
Duodecimal
2232aa90
16
Hexadecimal
4acef8c
20
Vigesimal
14a55j0
36
Base36
1apaj0
md5
22f7a423204151faa6ab2c7061670b13
sha1
daa4e0edce4546ccba6d3eb79359daf87441c76f
sha256
22859cd7c2e4f697d378b11749f8b31c0e3b54af6c2590fdbc158831a7004748
sha512
facae5b5af57dd9a4a65eb3d92fa43479e24a0649c1e0749b1a3ff21846ccd5eed9fa4a9f16daee764042dda8603fce4cba5832e1507c873bec5e2cdd792a34e
ripemd-160
c0155bc9f436351ec5ad55c84c9c058e2c29cb99
Diameter
156884760
Circumference
492868009.4762
Area
1.9330869844588E+16
Volume
2.0218125841063E+24
Surface area
7.7323479378351E+16
Circumference
492868009.4762
Perimeter
313769520
Area
6153206980064400
Diagonal
110934277.66082
Surface area
36919241880386400
Volume
4.8267220014886E+23
Space diagonal
135866187.62662
Perimeter
235327140
Area
2.6644167797397E+15
Altitude
67933093.813312
Surface area
2.6644167797397E+15
Volume
5.6883464302582E+22
Height
36978092.553608