78343821 is an odd 8-digits composite number following 78343820
and preceding 78343822 . In scientific notation, it is written as 7.8343821 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 49479984 positive integers (up to 78343821) that are relatively prime to 78343821.
78343821 has 8 divisors, whose sum is 85522080
The reverse of 78343821 is 12834387
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
seventy-eight million three hundred forty-three thousand eight hundred twenty-one
Scientific notation
7.8343821 × 10^7
Engineering notation
7.8343821 × 10^6
Prime Factorization
27 × 19 × 152717
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78343821
Product of the distinct prime numbers
The prime factorization of 78343821 is 27 × 19 × 152717.
Since it has a total of 3 prime factors.
2 , 6 , 96 , 47 , 846 , 632 , 9591 , 4033 , 85469 , 9538 , 551482 , 467611 , 1206937 , 5727193 , 81181397 , 82654254 , 241015347 , 262438654 , 7470316103 , 5312868844
n×2
156687642
n×3
235031463
n×4
313375284
n×5
391719105
n÷2
39171910.5
n÷3
26114607
n÷3
19585955.25
n÷5
15668764.2
n2
6137754288880041
n3
4.8085512335E+23
n4
3.7672027710665E+31
n5
2.9513705956714E+39
2 √n
8851.2044943047
3 √n
427.89273850114
4 √n
94.080840208327
5 √n
37.914117340129
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
-78343820
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 78343821 can be divided by 8 positive divisors.
The sum of these divisors (counting 78343821) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101010110110111010001101
3
Ternary
12110102021112000
4
Quaternary
10222312322031
5
Quinary
130024000241
6
Senary
11435102513
8
Octal
452667215
10
Decimal
78343821
12
Duodecimal
222a1a39
16
Hexadecimal
4ab6e8d
20
Vigesimal
149cjb1
36
Base36
1an6h9
md5
804cbb6fa18642897f43c2d4422cc3d7
sha1
94dfd2edf3b42ed2f7c15994750b44e808ed5aed
sha256
597d837019cffd0047485558861aaebadedf9f6ef7f1ed6f3eb65cbbe01152a3
sha512
349da466fbd9005f4eec66a91955a7a6515b30b2261bc88543c81e6333cf551592137ad17bba0cd81b680ee7b293bf71188860a51f1438c1eff021a74eae8cee
ripemd-160
337fb7f266f5d94de9999672f04d39edc1b8901b
Diameter
156687642
Circumference
492248745.01551
Area
1.9282323783485E+16
Volume
2.0142012306098E+24
Surface area
7.7129295133939E+16
Circumference
492248745.01551
Perimeter
313375284
Area
6137754288880041
Diagonal
110794894.18633
Surface area
36826525733280246
Volume
4.8085512335E+23
Space diagonal
135695478.43108
Perimeter
235031463
Area
2.6577255681785E+15
Altitude
67847739.215541
Surface area
2.6577255681785E+15
Volume
5.666931974818E+22
Height
36931631.395443