20202389 is an odd 8-digits composite number following 20202388
and preceding 20202390 . In scientific notation, it is written as 2.0202389 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 19732524 positive integers (up to 20202389) that are relatively prime to 20202389.
20202389 has 4 divisors, whose sum is 20672256
The reverse of 20202389 is 98320202
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million two hundred two thousand three hundred eighty-nine
Scientific notation
2.0202389 × 10^7
Engineering notation
2.0202389 × 10^6
Prime Factorization
43 × 469823
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20202389
Product of the distinct prime numbers
The prime factorization of 20202389 is 43 × 469823.
Since it has a total of 2 prime factors.
3 , 7 , 82 , 11 , 349 , 906 , 4869 , 183 , 92596 , 69329 , 590633 , 462427 , 1973824 , 9445295 , 47184571 , 81654493 , 606252703 , 754244939 , 1174449272 , 2466207013
n×2
40404778
n×3
60607167
n×4
80809556
n×5
101011945
n÷2
10101194.5
n÷3
6734129.6666667
n÷3
5050597.25
n÷5
4040477.8
n2
408136521307321
n3
8.2453327685573E+21
n4
1.6657542002484E+29
n5
3.3652214331802E+36
2 √n
4494.706775753
3 √n
272.35430418224
4 √n
67.042574352071
5 √n
28.912160482028
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
-20202388
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 20202389 can be divided by 4 positive divisors.
The sum of these divisors (counting 20202389) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000100001110010101
3
Ternary
1102000101110122
4
Quaternary
1031010032111
5
Quinary
20132434024
6
Senary
2001001325
8
Octal
115041625
10
Decimal
20202389
12
Duodecimal
6923245
16
Hexadecimal
1344395
20
Vigesimal
6655j9
36
Base36
c109h
md5
f62ac8f63e5f41754c06047c6680c283
sha1
5e801743a16cacbe3d1e03c6a3157e8aa2dce914
sha256
52b44c1ebf778593efdade54383c7ba608fa6ab941993f519e6f9d4a98569649
sha512
e3836fc8dd5e9552eeb3bb17cc88287a1de94012364b2b0f3fd920c57c9b554189cc78c81724307ae6f7e7ac89516fdeebae0cc4b8e7f60d94905c916abea855
ripemd-160
0eae3f4ba1b2ffa06ad6c13867f62de20ea915a7
Diameter
40404778
Circumference
126935353.73473
Area
1.2821986970008E+15
Volume
3.4537969136137E+22
Surface area
5.1287947880031E+15
Circumference
126935353.73473
Perimeter
80809556
Area
408136521307321
Diagonal
28570492.516137
Surface area
2448819127843926
Volume
8.2453327685573E+21
Space diagonal
34991564.182271
Perimeter
60607167
Area
1.7672829783217E+14
Altitude
17495782.091135
Surface area
1.7672829783217E+14
Volume
9.7172178563108E+20
Height
9523497.505379