20489375 is an odd 8-digits composite number following 20489374
and preceding 20489376 . In scientific notation, it is written as 2.0489375 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 6 positive divisors.
There are 16391000 positive integers (up to 20489375) that are relatively prime to 20489375.
20489375 has 6 divisors, whose sum is 21342384
The reverse of 20489375 is 57398402
Previous prime number is 25
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million four hundred eighty-nine thousand three hundred seventy-five
Scientific notation
2.0489375 × 10^7
Engineering notation
2.0489375 × 10^6
Prime Factorization
25 × 25 × 32783
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
819575
Product of the distinct prime numbers
The prime factorization of 20489375 is 25 × 25 × 32783.
Since it has a total of 3 prime factors.
2 , 3 , 99 , 37 , 6 , 695 , 4994 , 3083 , 21418 , 19853 , 757748 , 266782 , 7624102 , 6169264 , 70176956 , 19786938 , 401809529 , 262687806 , 1766676769 , 8149939032
n×2
40978750
n×3
61468125
n×4
81957500
n×5
102446875
n÷2
10244687.5
n÷3
6829791.6666667
n÷3
5122343.75
n÷5
4097875
n2
419814487890625
n3
8.601736472824E+21
n4
1.7624420424287E+29
n5
3.6111335923087E+36
2 √n
4526.519082032
3 √n
273.63789255937
4 √n
67.279410535706
5 √n
28.99384028364
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20489374
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20489375 can be divided by 6 positive divisors.
The sum of these divisors (counting 20489375) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001110001010010010011111
3
Ternary
1102112222010202
4
Quaternary
1032022102133
5
Quinary
20221130000
6
Senary
2011054115
8
Octal
116122237
10
Decimal
20489375
12
Duodecimal
6a4133b
16
Hexadecimal
138a49f
20
Vigesimal
68138f
36
Base36
c75pb
md5
908d0ed69cd400be28ef98cc8a8ce5e2
sha1
a0fa69d822bfb06b7b9b28c3f935ae46c84a4ea6
sha256
a0424f8e43c4caf2f22997f3e9636a0a58f7afd2910d9881a9495a7ac107fa59
sha512
14335b4351dccf47eac9e6a0445800a1c6e42518c9554e673e1eb3563b5140e88e2298c164d0ac0dfabef4a18a3428beb9ce23830416875993bb3c2dae8a707e
ripemd-160
0986d540531084647589aa092bbf840366953bb8
Diameter
40978750
Circumference
128738539.95329
Area
1.3188861110277E+15
Volume
3.6030869481519E+22
Surface area
5.275544444111E+15
Circumference
128738539.95329
Perimeter
81957500
Area
419814487890625
Diagonal
28976352.009548
Surface area
2518886927343750
Volume
8.601736472824E+21
Space diagonal
35488638.515332
Perimeter
61468125
Area
1.8178500569502E+14
Altitude
17744319.257666
Surface area
1.8178500569502E+14
Volume
1.0137243649856E+21
Height
9658784.0031827