20453390 is an even 8-digits composite number following 20453389
and preceding 20453391 . In scientific notation, it is written as 2.0453390 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 8181352 positive integers (up to 20453390) that are relatively prime to 20453390.
20453390 has 8 divisors, whose sum is 36816120
The reverse of 20453390 is 09335402
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million four hundred fifty-three thousand three hundred ninety
Scientific notation
2.0453390 × 10^7
Engineering notation
2.0453390 × 10^6
Prime Factorization
2 × 5 × 2045339
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20453390
Product of the distinct prime numbers
The prime factorization of 20453390 is 2 × 5 × 2045339.
Since it has a total of 3 prime factors.
1 , 6 , 31 , 20 , 856 , 11 , 5491 , 4898 , 98072 , 2263 , 644350 , 300185 , 2545759 , 5646032 , 106171 , 31687460 , 570630504 , 783363024 , 2304650699 , 1642071682
n×2
40906780
n×3
61360170
n×4
81813560
n×5
102266950
n÷2
10226695
n÷3
6817796.6666667
n÷3
5113347.5
n÷5
4090678
n2
418341162492100
n3
8.5564949495043E+21
n4
1.7500932823524E+29
n5
3.5795340440334E+36
2 √n
4522.5424265561
3 √n
273.4776041205
4 √n
67.249850754898
5 √n
28.983648883702
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20453389
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20453390 can be divided by 8 positive divisors.
The sum of these divisors (counting 20453390) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110000001100000001110
3
Ternary
1102111010202222
4
Quaternary
1032001200032
5
Quinary
20214002030
6
Senary
2010215342
8
Octal
116014016
10
Decimal
20453390
12
Duodecimal
6a24552
16
Hexadecimal
138180e
20
Vigesimal
67gd9a
36
Base36
c6dxq
md5
14964249b7155d3d17c21d556a42f223
sha1
d808f6047fda1ccda7b8d17a8c9f6c2e3ba80532
sha256
976614d2973447d46096aa0b3a5d8a406ae44ecbd4c0f81dcfb2d1ef219b6dd3
sha512
dcf5956d848a3e972ca7c284692bc698d4522a6de898daa9d5f0c2eb64c95fb60c78764ddee71d6b65e18bd570ae36ac2fb07b1112a5db28b126c31120c84d76
ripemd-160
d7c46178ce482ca5fea4d6f4c9dd168272ceec9d
Diameter
40906780
Circumference
128512439.53001
Area
1.3142575227794E+15
Volume
3.5841362231788E+22
Surface area
5.2570300911176E+15
Circumference
128512439.53001
Perimeter
81813560
Area
418341162492100
Diagonal
28925461.534506
Surface area
2510046974952600
Volume
8.5564949495043E+21
Space diagonal
35426310.667021
Perimeter
61360170
Area
1.8114703708344E+14
Altitude
17713155.333511
Surface area
1.8114703708344E+14
Volume
1.0083926003305E+21
Height
9641820.5115021