218096721 is an odd 9-digits composite number following 218096720
and preceding 218096722 . In scientific notation, it is written as 2.18096721 × 10^8.
The sum of its digits is 36. It has a total of 3 prime factors and 6 positive divisors.
There are 145397808 positive integers (up to 218096721) that are relatively prime to 218096721.
218096721 has 6 divisors, whose sum is 315028610
The reverse of 218096721 is 127690812
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
two hundred eighteen million ninety-six thousand seven hundred twenty-one
Scientific notation
2.18096721 × 10^8
Engineering notation
2.18096721 × 10^6
Prime Factorization
3 × 3 × 24232969
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72698907
Product of the distinct prime numbers
The prime factorization of 218096721 is 3 × 3 × 24232969.
Since it has a total of 3 prime factors.
5 , 2 , 50 , 66 , 322 , 559 , 5888 , 661 , 24241 , 66224 , 142808 , 895188 , 4450570 , 1772090 , 42300766 , 25641718 , 101676574 , 540064946 , 1555596553 , 6089620375
n×2
436193442
n×3
654290163
n×4
872386884
n×5
1090483605
n÷2
109048360.5
n÷3
72698907
n÷3
54524180.25
n÷5
43619344.2
n2
47566179710951841
n3
1.0374027825455E+25
n4
2.2625414522946E+33
n5
4.9345287187202E+41
2 √n
14768.098083369
3 √n
601.93516021484
4 √n
121.52406380371
5 √n
46.529654445197
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-218096720
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 218096721 can be divided by 6 positive divisors.
The sum of these divisors (counting 218096721) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1100111111111110010001010001
3
Ternary
120012101110110100
4
Quaternary
30333332101101
5
Quinary
421313043341
6
Senary
33350323013
8
Octal
1477762121
10
Decimal
218096721
12
Duodecimal
61059469
16
Hexadecimal
cffe451
20
Vigesimal
38321g1
36
Base36
3luki9
md5
0b024edfdfb3f591cfd5eb4e30eb8a6a
sha1
55a83a4452b6966209e3c73e021beb8bc185623e
sha256
1f8df8e22177e0cde3078c5a9dfd9fa013c004ff91bc0c91469bfb0a11201c54
sha512
404fece033c303f0ddc7e82670f36c70c42c65382ea3e2d5ef99ebec46ddaccc5f38661871d9e4895da69ad2cbe7288579e6c980c463d3056d9eda871c4e6f90
ripemd-160
ddcbd77a39ce9cc3e55ccdd3e4858886149b19bd
Diameter
436193442
Circumference
1370342112.9312
Area
1.4943356073926E+17
Volume
4.3454626139449E+25
Surface area
5.9773424295703E+17
Circumference
1370342112.9312
Perimeter
872386884
Area
47566179710951841
Diagonal
308435340.7473
Surface area
285397078265711046
Volume
1.0374027825455E+25
Space diagonal
377754601.73617
Perimeter
654290163
Area
2.059675999533E+16
Altitude
188877300.86809
Surface area
2.059675999533E+16
Volume
1.2225909039329E+24
Height
102811780.2491