20202889 is an odd 8-digits composite number following 20202888
and preceding 20202890 . In scientific notation, it is written as 2.0202889 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 17316756 positive integers (up to 20202889) that are relatively prime to 20202889.
20202889 has 4 divisors, whose sum is 23089024
The reverse of 20202889 is 98820202
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million two hundred two thousand eight hundred eighty-nine
Scientific notation
2.0202889 × 10^7
Engineering notation
2.0202889 × 10^6
Prime Factorization
7 × 2886127
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20202889
Product of the distinct prime numbers
The prime factorization of 20202889 is 7 × 2886127.
Since it has a total of 2 prime factors.
3 , 5 , 61 , 6 , 19 , 157 , 2997 , 7888 , 98440 , 16590 , 506114 , 354404 , 8129927 , 1398332 , 65436213 , 44929572 , 308351546 , 78979791 , 9445527922 , 4509789236
n×2
40405778
n×3
60608667
n×4
80811556
n×5
101014445
n÷2
10101444.5
n÷3
6734296.3333333
n÷3
5050722.25
n÷5
4040577.8
n2
408156723946321
n3
8.2459449884912E+21
n4
1.6659191130259E+29
n5
3.3656378923441E+36
2 √n
4494.7623963898
3 √n
272.3565510457
4 √n
67.042989166577
5 √n
28.912303593193
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
-20202888
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 20202889 can be divided by 4 positive divisors.
The sum of these divisors (counting 20202889) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000100010110001001
3
Ternary
1102000102011011
4
Quaternary
1031010112021
5
Quinary
20132443024
6
Senary
2001003521
8
Octal
115042611
10
Decimal
20202889
12
Duodecimal
69235a1
16
Hexadecimal
1344589
20
Vigesimal
665749
36
Base36
c10nd
md5
0ecec5ca757c7c9df58600b343a90221
sha1
8b6c08a508c11cbc72ca3e6d91e5469b5fdaa155
sha256
0bd90c0335fe06aeb8908a0e489ce02d7a8b22a827770bbd009ffed434307e8c
sha512
34fe5ea6ca91e75201ce431b69a124387a76a516772a3f17a65f2a6158248f8712695c2aa39e360cfa930de8100bce43b259af91118306c9e59cf132e5dcc13e
ripemd-160
363db782fef83587855f382f08ef0a44ee509d0d
Diameter
40405778
Circumference
126938495.32738
Area
1.282262165463E+15
Volume
3.4540533596999E+22
Surface area
5.1290486618522E+15
Circumference
126938495.32738
Perimeter
80811556
Area
408156723946321
Diagonal
28571199.622918
Surface area
2448940343677926
Volume
8.2459449884912E+21
Space diagonal
34992430.207674
Perimeter
60608667
Area
1.7673704583147E+14
Altitude
17496215.103837
Surface area
1.7673704583147E+14
Volume
9.7179393644222E+20
Height
9523733.2076394