20458889 is an odd 8-digits composite number following 20458888
and preceding 20458890 . In scientific notation, it is written as 2.0458889 × 10^7.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 18598980 positive integers (up to 20458889) that are relatively prime to 20458889.
20458889 has 4 divisors, whose sum is 22318800
The reverse of 20458889 is 98885402
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
twenty million four hundred fifty-eight thousand eight hundred eighty-nine
Scientific notation
2.0458889 × 10^7
Engineering notation
2.0458889 × 10^6
Prime Factorization
11 × 1859899
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20458889
Product of the distinct prime numbers
The prime factorization of 20458889 is 11 × 1859899.
Since it has a total of 2 prime factors.
5 , 8 , 26 , 37 , 82 , 323 , 4765 , 1970 , 70088 , 88486 , 811467 , 449816 , 8855802 , 386989 , 12214659 , 93093490 , 531868283 , 664580111 , 371828366 , 6352478908
n×2
40917778
n×3
61376667
n×4
81835556
n×5
102294445
n÷2
10229444.5
n÷3
6819629.6666667
n÷3
5114722.25
n÷5
4091777.8
n2
418566139114321
n3
8.5633981792985E+21
n4
1.7519761281307E+29
n5
3.5843485136076E+36
2 √n
4523.1503401943
3 √n
273.50211054857
4 √n
67.254370417054
5 √n
28.985207196997
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
-20458888
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 20458889 can be divided by 4 positive divisors.
The sum of these divisors (counting 20458889) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110000010110110001001
3
Ternary
1102111102022122
4
Quaternary
1032002312021
5
Quinary
20214141024
6
Senary
2010301025
8
Octal
116026611
10
Decimal
20458889
12
Duodecimal
6a27775
16
Hexadecimal
1382d89
20
Vigesimal
67h749
36
Base36
c6i6h
md5
c35c69664185a3008909b80f4393c5bf
sha1
ec15f669f6522abae185544ed0598cd1a47f504b
sha256
375823dd70d0f3ec2fced1af18fb05cf1a7116a1b6e87ce355bdff5b1634bf34
sha512
746675cae329896c238efeacca9f414b1629e2ce5efee14e3c25b527ffcca4d0b5221147a5dfdbe984ab9a4128aa32fc3e8270852a4178d829126d38239256e8
ripemd-160
068fbf0498255ce09e3bb8fd7780fa6c7641e857
Diameter
40917778
Circumference
128546990.76602
Area
1.314964307683E+15
Volume
3.5870278413131E+22
Surface area
5.259857230732E+15
Circumference
128546990.76602
Perimeter
81835556
Area
418566139114321
Diagonal
28933238.294886
Surface area
2511396834685926
Volume
8.5633981792985E+21
Space diagonal
35435835.214412
Perimeter
61376667
Area
1.8124445481849E+14
Altitude
17717917.607206
Surface area
1.8124445481849E+14
Volume
1.0092061537637E+21
Height
9644412.7649619