78840555 is an odd 8-digits composite number following 78840554
and preceding 78840556 . In scientific notation, it is written as 7.8840555 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 42048288 positive integers (up to 78840555) that are relatively prime to 78840555.
78840555 has 8 divisors, whose sum is 126144912
The reverse of 78840555 is 55504887
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-eight million eight hundred forty thousand five hundred fifty-five
Scientific notation
7.8840555 × 10^7
Engineering notation
7.8840555 × 10^6
Prime Factorization
5 × 3 × 5256037
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78840555
Product of the distinct prime numbers
The prime factorization of 78840555 is 5 × 3 × 5256037.
Since it has a total of 3 prime factors.
9 , 6 , 61 , 99 , 247 , 745 , 2994 , 6576 , 57515 , 22128 , 973533 , 686053 , 136997 , 6800760 , 41875737 , 67081708 , 737366363 , 802833969 , 6856242409 , 22833795
n×2
157681110
n×3
236521665
n×4
315362220
n×5
394202775
n÷2
39420277.5
n÷3
26280185
n÷3
19710138.75
n÷5
15768111
n2
6215833112708025
n3
4.9005973239328E+23
n4
3.8636581285038E+31
n5
3.046129511815E+39
2 √n
8879.220404968
3 √n
428.79517610261
4 √n
94.229615328558
5 √n
37.96207427526
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
-78840554
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 78840555 can be divided by 8 positive divisors.
The sum of these divisors (counting 78840555) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101100110000001011101011
3
Ternary
12111100111220120
4
Quaternary
10230300023223
5
Quinary
130140344210
6
Senary
11453454323
8
Octal
454601353
10
Decimal
78840555
12
Duodecimal
224a13a3
16
Hexadecimal
4b302eb
20
Vigesimal
14cf17f
36
Base36
1axtrf
md5
9f1be3810110960e9ffe4a25b280f84f
sha1
dc92ec3d3e232ffcafc0f6cb2fe28f05792dd238
sha256
01e0425609e445a90a61fa3e024ad413e2ba896e0d439cdb451cb42b25210b38
sha512
3180ac7e9816306551edb9e456dbfdeb7735353b95e97b3d33e3b082cc1894d661e668ecf3edd745d2271ad71b7987a52ae3ab54814119b8d3714c31f3319716
ripemd-160
e182b4fdce3b6000743c611219f2e17142012769
Diameter
157681110
Circumference
495369816.78588
Area
1.9527615642824E+16
Volume
2.0527574068092E+24
Surface area
7.8110462571295E+16
Circumference
495369816.78588
Perimeter
315362220
Area
6215833112708025
Diagonal
111497382.14602
Surface area
37294998676248150
Volume
4.9005973239328E+23
Space diagonal
136555846.95693
Perimeter
236521665
Area
2.6915346906448E+15
Altitude
68277923.478464
Surface area
2.6915346906448E+15
Volume
5.7754093326959E+22
Height
37165794.048674