78349621 is an odd 8-digits composite number following 78349620
and preceding 78349622 . In scientific notation, it is written as 7.8349621 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 67156812 positive integers (up to 78349621) that are relatively prime to 78349621.
78349621 has 4 divisors, whose sum is 89542432
The reverse of 78349621 is 12694387
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
seventy-eight million three hundred forty-nine thousand six hundred twenty-one
Scientific notation
7.8349621 × 10^7
Engineering notation
7.8349621 × 10^6
Prime Factorization
7 × 11192803
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
78349621
Product of the distinct prime numbers
The prime factorization of 78349621 is 7 × 11192803.
Since it has a total of 2 prime factors.
9 , 10 , 78 , 2 , 766 , 255 , 9018 , 9657 , 89014 , 66359 , 106568 , 127003 , 2385620 , 8172567 , 53805579 , 71764550 , 876071174 , 435973452 , 5624706735 , 5815465656
n×2
156699242
n×3
235048863
n×4
313398484
n×5
391748105
n÷2
39174810.5
n÷3
26116540.333333
n÷3
19587405.25
n÷5
15669924.2
n2
6138663110843641
n3
4.8096192818128E+23
n4
3.7683184788433E+31
n5
2.9524632462467E+39
2 √n
8851.5321272647
3 √n
427.90329758378
4 √n
94.082581423262
5 √n
37.914678699956
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
-78349620
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 78349621 can be divided by 4 positive divisors.
The sum of these divisors (counting 78349621) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101010111000010100110101
3
Ternary
12110102120110211
4
Quaternary
10222320110311
5
Quinary
130024141441
6
Senary
11435145421
8
Octal
452702465
10
Decimal
78349621
12
Duodecimal
222a5271
16
Hexadecimal
4ab8535
20
Vigesimal
149de11
36
Base36
1anayd
md5
d446d750462976fa70ce6bbfad81e991
sha1
7b090c26e2ad0e2370e64c6e5383a6748f189559
sha256
36d4c3bd4d711e6ba3b4c69c2cc5c0a32e0c79efc0b431a7cc288c162ad01944
sha512
7b3290f81973a4e62e6b0357b1a4fc057be01f3b081920a0b53dc3ec02f6be2083c9cc7437395c03dc553421f2a7c9de3bbe95fe92d3c545e44ebbcfd73f6876
ripemd-160
cedcf0bb24fb68cae544dddd3be2a12c2c7ec55b
Diameter
156699242
Circumference
492285187.49029
Area
1.9285178931889E+16
Volume
2.0146486136409E+24
Surface area
7.7140715727556E+16
Circumference
492285187.49029
Perimeter
313398484
Area
6138663110843641
Diagonal
110803096.62499
Surface area
36831978665061846
Volume
4.8096192818128E+23
Space diagonal
135705524.32577
Perimeter
235048863
Area
2.6581190996325E+15
Altitude
67852762.162883
Surface area
2.6581190996325E+15
Volume
5.6681906818257E+22
Height
36934365.541664