20786049 is an odd 8-digits composite number following 20786048
and preceding 20786050 . In scientific notation, it is written as 2.0786049 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 12 positive divisors.
There are 13810392 positive integers (up to 20786049) that are relatively prime to 20786049.
20786049 has 12 divisors, whose sum is 30126096
The reverse of 20786049 is 94068702
Previous prime number is 307
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million seven hundred eighty-six thousand forty-nine
Scientific notation
2.0786049 × 10^7
Engineering notation
2.0786049 × 10^6
Prime Factorization
3 × 3 × 307 × 7523
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6928683
Product of the distinct prime numbers
The prime factorization of 20786049 is 3 × 3 × 307 × 7523.
Since it has a total of 4 prime factors.
3 , 7 , 73 , 88 , 781 , 283 , 1723 , 7941 , 4802 , 93292 , 438912 , 199246 , 7070466 , 202871 , 76229010 , 29441881 , 475832243 , 492403961 , 5768506928 , 2706794734
n×2
41572098
n×3
62358147
n×4
83144196
n×5
103930245
n÷2
10393024.5
n÷3
6928683
n÷3
5196512.25
n÷5
4157209.8
n2
432059833030401
n3
8.9808168603017E+21
n4
1.8667569931826E+29
n5
3.8802502331386E+36
2 √n
4559.1719642935
3 √n
274.95227381127
4 √n
67.521640710912
5 √n
29.077320896692
1 , 3 , 9 , 307 , 921 , 2763 , 7523 , 22569 , 67707 , 2309561 , 6928683 , 20786049
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20786048
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20786049 can be divided by 12 positive divisors.
The sum of these divisors (counting 20786049) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001111010010101110000001
3
Ternary
1110010001002200
4
Quaternary
1033102232001
5
Quinary
20310123144
6
Senary
2021303413
8
Octal
117225601
10
Decimal
20786049
12
Duodecimal
6b64b69
16
Hexadecimal
13d2b81
20
Vigesimal
69i529
36
Base36
cdim9
md5
ff980fa5e461b58247b5c39054d01094
sha1
7186d9c41d25f7e1a0356949e00233eb55d54c8c
sha256
2a689b2a7430dc69e618a84b9a321924630535ef0119322410a476d1c0c1331b
sha512
ae08ef414ba4116751694083fd8b09e8baf585b1bea6d7fe4cb238eb6bad2615a55d6ec5e5e2c5d93d1729f01ff3f17dd0ca3505f14ec266f29293d04e06c7f1
ripemd-160
5efe98261822204793114184f085cad51de8cf68
Diameter
41572098
Circumference
130602597.67111
Area
1.3573559973595E+15
Volume
3.7618757695412E+22
Surface area
5.4294239894382E+15
Circumference
130602597.67111
Perimeter
83144196
Area
432059833030401
Diagonal
29395912.403952
Surface area
2592358998182406
Volume
8.9808168603017E+21
Space diagonal
36002492.956616
Perimeter
62358147
Area
1.870873956796E+14
Altitude
18001246.478308
Surface area
1.870873956796E+14
Volume
1.0583994170856E+21
Height
9798637.4679839