218012009 is an odd 9-digits composite number following 218012008
and preceding 218012010 . In scientific notation, it is written as 2.18012009 × 10^8.
The sum of its digits is 23. It has a total of 4 prime factors and 12 positive divisors.
There are 207607752 positive integers (up to 218012009) that are relatively prime to 218012009.
218012009 has 12 divisors, whose sum is 228915456
The reverse of 218012009 is 900210812
Previous prime number is 263
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 23
Digital Root 5
Name
two hundred eighteen million twelve thousand nine
Scientific notation
2.18012009 × 10^8
Engineering notation
2.18012009 × 10^6
Prime Factorization
23 × 23 × 263 × 1567
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
9478783
Product of the distinct prime numbers
The prime factorization of 218012009 is 23 × 23 × 263 × 1567.
Since it has a total of 4 prime factors.
9 , 1 , 92 , 99 , 99 , 439 , 7429 , 3793 , 40875 , 47159 , 709551 , 829624 , 4348417 , 9833259 , 59638766 , 69414079 , 390012861 , 375553175 , 5489770382 , 5310088767
n×2
436024018
n×3
654036027
n×4
872048036
n×5
1090060045
n÷2
109006004.5
n÷3
72670669.666667
n÷3
54503002.25
n÷5
43602401.8
n2
47529236068216081
n3
1.0361944241467E+25
n4
2.2590282812282E+33
n5
4.9249529397838E+41
2 √n
14765.229730688
3 √n
601.85721660892
4 √n
121.51226164749
5 √n
46.526039321957
1 , 23 , 263 , 529 , 1567 , 6049 , 36041 , 139127 , 412121 , 828943 , 9478783 , 218012009
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-218012008
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 218012009 can be divided by 12 positive divisors.
The sum of these divisors (counting 218012009) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1100111111101001100101101001
3
Ternary
120012020011020212
4
Quaternary
30333221211221
5
Quinary
421302341014
6
Senary
33344430505
8
Octal
1477514551
10
Decimal
218012009
12
Duodecimal
61018435
16
Hexadecimal
cfe9969
20
Vigesimal
382ba09
36
Base36
3lsr55
md5
10437645ae3881de324873b241c8e1c2
sha1
165579244358d2be2bc578b28c4cbb11358541cb
sha256
ef6038b50c6c21d256dd46e2d7d486f6ef8aabc3ca6cdd61019597575ab3495c
sha512
eddada8d4efee9777fb242fd7d528e64fa9924c8d0e879ee2b7618d7cbc4d8836eda09706210edf9658e909530d5598706904efed79a571c9873fc7536453600
ripemd-160
13337b1b8d1ad602feb49f2c0609a975a075d1a3
Diameter
436024018
Circumference
1369809851.7375
Area
1.4931749886264E+17
Volume
4.34040105412E+25
Surface area
5.9726999545057E+17
Circumference
1369809851.7375
Perimeter
872048036
Area
47529236068216081
Diagonal
308315539.88801
Surface area
285175416409296486
Volume
1.0361944241467E+25
Space diagonal
377607876.24816
Perimeter
654036027
Area
2.0580762928771E+16
Altitude
188803938.12408
Surface area
2.0580762928771E+16
Volume
1.221166839903E+24
Height
102771846.62934