78840609 is an odd 8-digits composite number following 78840608
and preceding 78840610 . In scientific notation, it is written as 7.8840609 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 51698640 positive integers (up to 78840609) that are relatively prime to 78840609.
78840609 has 8 divisors, whose sum is 106844352
The reverse of 78840609 is 90604887
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-eight million eight hundred forty thousand six hundred nine
Scientific notation
7.8840609 × 10^7
Engineering notation
7.8840609 × 10^6
Prime Factorization
3 × 61 × 430823
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78840609
Product of the distinct prime numbers
The prime factorization of 78840609 is 3 × 61 × 430823.
Since it has a total of 3 prime factors.
7 , 2 , 40 , 59 , 341 , 565 , 9008 , 4414 , 24747 , 93880 , 43512 , 62321 , 8221843 , 9995949 , 32447348 , 84923340 , 123450228 , 190066292 , 3710126651 , 5001533008
n×2
157681218
n×3
236521827
n×4
315362436
n×5
394203045
n÷2
39420304.5
n÷3
26280203
n÷3
19710152.25
n÷5
15768121.8
n2
6215841627490881
n3
4.9006073935893E+23
n4
3.8636687138048E+31
n5
3.0461399437062E+39
2 √n
8879.223445775
3 √n
428.79527400034
4 √n
94.229631463648
5 √n
37.962079475506
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
-78840608
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 78840609 can be divided by 8 positive divisors.
The sum of these divisors (counting 78840609) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101100110000001100100001
3
Ternary
12111100111222120
4
Quaternary
10230300030201
5
Quinary
130140344414
6
Senary
11453454453
8
Octal
454601441
10
Decimal
78840609
12
Duodecimal
224a1429
16
Hexadecimal
4b30321
20
Vigesimal
14cf1a9
36
Base36
1axtsx
md5
68add3e9af33345775d4bb2cb226d445
sha1
a4f9de27beb8485d3d9332ecf6d9fca4b5c60b55
sha256
c1b16083af44d9c1cd5ffdd6358eeae395a037675a746a1c874184ad9d40741c
sha512
c23583417857d146feb901742cc9fdb65ab8b8eebc279a7d1ae553a4cc17fd2285b3b2922fdf3d8eb37b929c66e8d10b25736e0481d78da0ea65b7be5f611bbf
ripemd-160
f05f6168506b070df664d1ed01de2bbd648ce838
Diameter
157681218
Circumference
495370156.07789
Area
1.9527642392803E+16
Volume
2.0527616247771E+24
Surface area
7.8110569571212E+16
Circumference
495370156.07789
Perimeter
315362436
Area
6215841627490881
Diagonal
111497458.51355
Surface area
37295049764945286
Volume
4.9006073935893E+23
Space diagonal
136555940.48767
Perimeter
236521827
Area
2.691538377654E+15
Altitude
68277970.243836
Surface area
2.691538377654E+15
Volume
5.7754211998999E+22
Height
37165819.504518