20208943 is an odd 8-digits composite number following 20208942
and preceding 20208944 . In scientific notation, it is written as 2.0208943 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 19924240 positive integers (up to 20208943) that are relatively prime to 20208943.
20208943 has 4 divisors, whose sum is 20493648
The reverse of 20208943 is 34980202
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million two hundred eight thousand nine hundred forty-three
Scientific notation
2.0208943 × 10^7
Engineering notation
2.0208943 × 10^6
Prime Factorization
71 × 284633
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20208943
Product of the distinct prime numbers
The prime factorization of 20208943 is 71 × 284633.
Since it has a total of 2 prime factors.
3 , 10 , 13 , 17 , 170 , 938 , 1275 , 2839 , 42066 , 2639 , 910611 , 107694 , 4147456 , 1945691 , 42184676 , 22639279 , 731979217 , 913545685 , 6371335935 , 9209002738
n×2
40417886
n×3
60626829
n×4
80835772
n×5
101044715
n÷2
10104471.5
n÷3
6736314.3333333
n÷3
5052235.75
n÷5
4041788.6
n2
408401377177249
n3
8.2533601524965E+21
n4
1.6679168488027E+29
n5
3.3706836526194E+36
2 √n
4495.4357964496
3 √n
272.38375312704
4 √n
67.048011129709
5 √n
28.914036158365
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20208942
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20208943 can be divided by 4 positive divisors.
The sum of these divisors (counting 20208943) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000101110100101111
3
Ternary
1102000201110101
4
Quaternary
1031011310233
5
Quinary
20133141233
6
Senary
2001051531
8
Octal
115056457
10
Decimal
20208943
12
Duodecimal
6926ba7
16
Hexadecimal
1345d2f
20
Vigesimal
666273
36
Base36
c15bj
md5
f1d5bd4874e1ee3d09070ebe2b4b1d89
sha1
cde96111c84a8860b66e2e6184177712694a6364
sha256
fd867d1d5bfcf1563055e9ea7d369fce7e8e26c011f18050130e892990305c31
sha512
f74c2078910cb2f58164a57b5ce92f969434093d9f0f306cea6b40f3d2ec0ec7e8691e66117e01c4e45b91001d16137dd05b877c11dde2fef13ce788fd3393f7
ripemd-160
c23ee3babb68e8bd2c93004891a411b9675b10b5
Diameter
40417886
Circumference
126976533.73123
Area
1.283030766256E+15
Volume
3.4571594163352E+22
Surface area
5.132123065024E+15
Circumference
126976533.73123
Perimeter
80835772
Area
408401377177249
Diagonal
28579761.271825
Surface area
2450408263063494
Volume
8.2533601524965E+21
Space diagonal
35002916.043263
Perimeter
60626829
Area
1.7684298378802E+14
Altitude
17501458.021632
Surface area
1.7684298378802E+14
Volume
9.7266782190086E+20
Height
9526587.0906083