20046487 is an odd 8-digits composite number following 20046486
and preceding 20046488 . In scientific notation, it is written as 2.0046487 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 19368024 positive integers (up to 20046487) that are relatively prime to 20046487.
20046487 has 8 divisors, whose sum is 20736000
The reverse of 20046487 is 78464002
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million forty-six thousand four hundred eighty-seven
Scientific notation
2.0046487 × 10^7
Engineering notation
2.0046487 × 10^6
Prime Factorization
79 × 47 × 5399
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20046487
Product of the distinct prime numbers
The prime factorization of 20046487 is 79 × 47 × 5399.
Since it has a total of 3 prime factors.
10 , 6 , 38 , 12 , 263 , 43 , 912 , 9758 , 62319 , 25865 , 979669 , 387679 , 1151812 , 8919886 , 83153280 , 23545558 , 615817557 , 705074634 , 8069387619 , 8557355318
n×2
40092974
n×3
60139461
n×4
80185948
n×5
100232435
n÷2
10023243.5
n÷3
6682162.3333333
n÷3
5011621.75
n÷5
4009297.4
n2
401861641041169
n3
8.0559141629305E+21
n4
1.614927785403E+29
n5
3.237362885602E+36
2 √n
4477.3303429611
3 √n
271.65190747892
4 √n
66.912856335394
5 √n
28.867399022678
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
-20046486
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 20046487 can be divided by 8 positive divisors.
The sum of these divisors (counting 20046487) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100011110001010010111
3
Ternary
1101201110121111
4
Quaternary
1030132022113
5
Quinary
20112441422
6
Senary
1553355451
8
Octal
114361227
10
Decimal
20046487
12
Duodecimal
6868b87
16
Hexadecimal
131e297
20
Vigesimal
655g47
36
Base36
bxnyv
md5
47bf3b39cee643582ffb2370745fd651
sha1
9d97275d6a047ae47a38e0365aacca645629a9e2
sha256
cb521ccd00707a8f6d620d100150b09ddc1e02411c82eeb9d018669eee6d3003
sha512
a46f4c4cecd9af924a2a6a8a1cf63ce5f32c50257b07776a2ee5dbd5ecb9b5d7c49a099adfac4b089cf8db556416d7227740ede88d4db0b4cdecfa016c12db68
ripemd-160
5f2c90954cad19b9f429a520104357679126f38b
Diameter
40092974
Circumference
125955792.57897
Area
1.2624855792545E+15
Volume
3.3744534336283E+22
Surface area
5.0499423170179E+15
Circumference
125955792.57897
Perimeter
80185948
Area
401861641041169
Diagonal
28350013.793336
Surface area
2411169846247014
Volume
8.0559141629305E+21
Space diagonal
34721533.997269
Perimeter
60139461
Area
1.7401119497408E+14
Altitude
17360766.998634
Surface area
1.7401119497408E+14
Volume
9.4939858887748E+20
Height
9450004.5977786