20998218 is an even 8-digits composite number following 20998217
and preceding 20998219 . In scientific notation, it is written as 2.0998218 × 10^7.
The sum of its digits is 39. It has a total of 5 prime factors and 32 positive divisors.
There are 6579056 positive integers (up to 20998218) that are relatively prime to 20998218.
20998218 has 32 divisors, whose sum is 44582400
The reverse of 20998218 is 81289902
Previous prime number is 59
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty million nine hundred ninety-eight thousand two hundred eighteen
Scientific notation
2.0998218 × 10^7
Engineering notation
2.0998218 × 10^6
Prime Factorization
2 × 3 × 23 × 59 × 2579
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20998218
Product of the distinct prime numbers
The prime factorization of 20998218 is 2 × 3 × 23 × 59 × 2579.
Since it has a total of 5 prime factors.
10 , 3 , 74 , 60 , 584 , 131 , 6844 , 5007 , 73640 , 36395 , 162697 , 664999 , 637685 , 4101143 , 33553862 , 14153915 , 450552887 , 357030407 , 1356632926 , 8496963017
n×2
41996436
n×3
62994654
n×4
83992872
n×5
104991090
n÷2
10499109
n÷3
6999406
n÷3
5249554.5
n÷5
4199643.6
n2
440925159175524
n3
9.2586426140524E+21
n4
1.9441499599396E+29
n5
4.0823684683503E+36
2 √n
4582.3812586907
3 √n
275.88461360327
4 √n
67.693288136201
5 √n
29.136440073572
1 , 2 , 3 , 6 , 23 , 46 , 59 , 69 , 118 , 138 , 177 , 354 , 1357 , 2579 , 2714 , 4071 , 5158 , 7737 , 8142 , 15474 , 59317 , 118634 , 152161 , 177951 , 304322 , 355902 , 456483 , 912966 , 3499703 , 6999406 , 10499109 , 20998218
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20998217
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20998218 can be divided by 32 positive divisors.
The sum of these divisors (counting 20998218) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1010000000110100001001010
3
Ternary
1110111211010210
4
Quaternary
1100012201022
5
Quinary
20333420333
6
Senary
2030021550
8
Octal
120064112
10
Decimal
20998218
12
Duodecimal
70478b6
16
Hexadecimal
140684a
20
Vigesimal
6b4fai
36
Base36
ci2bu
md5
e0ecd0feb8712d9994da6b8a89b70a98
sha1
943169e97cd3d5cf26d1d995eb6eb668f8b2a8a8
sha256
60a1137c6f13f8b6c8501bda8131eb54d613320eb71d287db29bc627488511b4
sha512
e1367184fd3478c7044580abb4ce1dbcd4a0962eba064a46d7361fa5c64d09fb789caf08f248a1747cc0c43596ca588c0fa04af707d56f887090f5b7f15789af
ripemd-160
56a4c147e7fe87f6dc949df982e5ee6691e8a650
Diameter
41996436
Circumference
131935694.81455
Area
1.3852072408487E+15
Volume
3.878251149136E+22
Surface area
5.5408289633949E+15
Circumference
131935694.81455
Perimeter
83992872
Area
440925159175524
Diagonal
29695964.681267
Surface area
2645550955053144
Volume
9.2586426140524E+21
Space diagonal
36369980.444407
Perimeter
62994654
Area
1.9092619450685E+14
Altitude
18184990.222204
Surface area
1.9092619450685E+14
Volume
1.0911414961632E+21
Height
9898654.8937556