78668843 is an odd 8-digits composite number following 78668842
and preceding 78668844 . In scientific notation, it is written as 7.8668843 × 10^7.
The sum of its digits is 50. It has a total of 4 prime factors and 16 positive divisors.
There are 66600960 positive integers (up to 78668843) that are relatively prime to 78668843.
78668843 has 16 divisors, whose sum is 91826784
The reverse of 78668843 is 34886687
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
seventy-eight million six hundred sixty-eight thousand eight hundred forty-three
Scientific notation
7.8668843 × 10^7
Engineering notation
7.8668843 × 10^6
Prime Factorization
11 × 17 × 97 × 4337
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78668843
Product of the distinct prime numbers
The prime factorization of 78668843 is 11 × 17 × 97 × 4337.
Since it has a total of 4 prime factors.
5 , 2 , 93 , 85 , 339 , 51 , 7880 , 9279 , 57265 , 6409 , 537867 , 565703 , 4149011 , 7336136 , 66101394 , 556968 , 891564283 , 441184730 , 6630284947 , 2009549425
n×2
157337686
n×3
236006529
n×4
314675372
n×5
393344215
n÷2
39334421.5
n÷3
26222947.666667
n÷3
19667210.75
n÷5
15733768.6
n2
6188786858958649
n3
4.8686470176788E+23
n4
3.8301082785619E+31
n5
3.0131018683919E+39
2 √n
8869.5458170078
3 √n
428.48364947753
4 √n
94.178266160552
5 √n
37.945523833688
1 , 11 , 17 , 97 , 187 , 1067 , 1649 , 4337 , 18139 , 47707 , 73729 , 420689 , 811019 , 4627579 , 7151713 , 78668843
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78668842
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78668843 can be divided by 16 positive divisors.
The sum of these divisors (counting 78668843) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101100000110010000101011
3
Ternary
12111000210100212
4
Quaternary
10230012100223
5
Quinary
130114400333
6
Senary
11450051335
8
Octal
454062053
10
Decimal
78668843
12
Duodecimal
22419b4b
16
Hexadecimal
4b0642b
20
Vigesimal
14bdc23
36
Base36
1au59n
md5
4cc422db03af49a2f62dc12a26c89804
sha1
b8f532a86b67b996cab9852384bd6bde6622a34e
sha256
b0bf91179677ec3311a013ebf02da398d216ba524be2fdc257a3c9d287c6e9b3
sha512
e590c53c5704e7e2050e4a973742d7fcee7b0502dc5742fe6058e033667b3731937b6b066743e5adaeb020849170f6dbfe6a5591ad4bf93fd6e23ab7693ff75f
ripemd-160
4f743a7ee30c9549a002926c5d4a45f89d0f981c
Diameter
157337686
Circumference
494290918.47042
Area
1.9442647330738E+16
Volume
2.0393740938215E+24
Surface area
7.777058932295E+16
Circumference
494290918.47042
Perimeter
314675372
Area
6188786858958649
Diagonal
111254544.7068
Surface area
37132721153751894
Volume
4.8686470176788E+23
Space diagonal
136258433.04866
Perimeter
236006529
Area
2.6798233192327E+15
Altitude
68129216.52433
Surface area
2.6798233192327E+15
Volume
5.7377555356739E+22
Height
37084848.2356