78561382 is an even 8-digits composite number following 78561381
and preceding 78561383 . In scientific notation, it is written as 7.8561382 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 39280690 positive integers (up to 78561382) that are relatively prime to 78561382.
78561382 has 4 divisors, whose sum is 117842076
The reverse of 78561382 is 28316587
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 40
Digital Root 4
Name
seventy-eight million five hundred sixty-one thousand three hundred eighty-two
Scientific notation
7.8561382 × 10^7
Engineering notation
7.8561382 × 10^6
Prime Factorization
2 × 39280691
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
78561382
Product of the distinct prime numbers
The prime factorization of 78561382 is 2 × 39280691.
Since it has a total of 2 prime factors.
2 , 3 , 56 , 58 , 870 , 652 , 1251 , 6554 , 98624 , 76579 , 988591 , 503183 , 2847344 , 5429313 , 20848230 , 98894335 , 880038961 , 904795002 , 1941229847 , 3152574637
n×2
157122764
n×3
235684146
n×4
314245528
n×5
392806910
n÷2
39280691
n÷3
26187127.333333
n÷3
19640345.5
n÷5
15712276.4
n2
6171890741749924
n3
4.8487226622488E+23
n4
3.8092235328098E+31
n5
2.9925786508446E+39
2 √n
8863.4858831049
3 √n
428.28845884698
4 √n
94.146087986198
5 √n
37.935151509318
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
-78561381
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 78561382 can be divided by 4 positive divisors.
The sum of these divisors (counting 78561382) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101011101100000001100110
3
Ternary
12110211022221211
4
Quaternary
10223230001212
5
Quinary
130102431012
6
Senary
11443502034
8
Octal
453540146
10
Decimal
78561382
12
Duodecimal
2238791a
16
Hexadecimal
4aec066
20
Vigesimal
14b0392
36
Base36
1arucm
md5
600a2e48eb0244ccb52c0f38cf3f0988
sha1
3249b205e2a50a432b8d27d807fbc8335b5be017
sha256
01b1cdce93608e78bb6fd7099513bb10386dad752f1b5636889e495b643760ec
sha512
eb2174d8d7b2b8976a922fbc725f659ce4cddf1f416c0ebfdca26395f6d56ae7c30c1784afa7f8068d7bbad63880b636f8ed02c1e5ba11ee1aae3797524d92a1
ripemd-160
0c49de9cfe524836896947e7b6ac1292b021c1e4
Diameter
157122764
Circumference
493615721.09412
Area
1.938956661304E+16
Volume
2.0310281993354E+24
Surface area
7.7558266452162E+16
Circumference
493615721.09412
Perimeter
314245528
Area
6171890741749924
Diagonal
111102571.90317
Surface area
37031344450499544
Volume
4.8487226622488E+23
Space diagonal
136072305.13683
Perimeter
235684146
Area
2.6725070858687E+15
Altitude
68036152.568414
Surface area
2.6725070858687E+15
Volume
5.714274457615E+22
Height
37034190.634391