20702561 is an odd 8-digits composite number following 20702560
and preceding 20702562 . In scientific notation, it is written as 2.0702561 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 18820500 positive integers (up to 20702561) that are relatively prime to 20702561.
20702561 has 4 divisors, whose sum is 22584624
The reverse of 20702561 is 16520702
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million seven hundred two thousand five hundred sixty-one
Scientific notation
2.0702561 × 10^7
Engineering notation
2.0702561 × 10^6
Prime Factorization
11 × 1882051
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20702561
Product of the distinct prime numbers
The prime factorization of 20702561 is 11 × 1882051.
Since it has a total of 2 prime factors.
4 , 9 , 29 , 25 , 712 , 418 , 483 , 4990 , 92900 , 32292 , 513336 , 114740 , 9081799 , 9919656 , 68761843 , 59989129 , 132144639 , 623272308 , 6550649609 , 2569558117
n×2
41405122
n×3
62107683
n×4
82810244
n×5
103512805
n÷2
10351280.5
n÷3
6900853.6666667
n÷3
5175640.25
n÷5
4140512.2
n2
428596031958721
n3
8.8730354959834E+21
n4
1.8369455861076E+29
n5
3.8029478050074E+36
2 √n
4550.0067032918
3 √n
274.58366090631
4 √n
67.453737504246
5 √n
29.053925233324
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
-20702560
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 20702561 can be divided by 4 positive divisors.
The sum of these divisors (counting 20702561) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110111110010101100001
3
Ternary
1102221210120112
4
Quaternary
1032332111201
5
Quinary
20244440221
6
Senary
2015421105
8
Octal
116762541
10
Decimal
20702561
12
Duodecimal
6b24795
16
Hexadecimal
13be561
20
Vigesimal
697g81
36
Base36
cbq75
md5
fc3ca456a7325731d3c797aa717c1390
sha1
6cac56389e0d640340233358318e8d4dea6ca106
sha256
7fdc4ec08eff6a816bdf1723456bb117123acb20bcea3d7f13fbd14db7ebb2cf
sha512
83ec7fd9bec355159cabbae46c502f9fda2531992fbc34d4a16cd354fcf324587b0bd6233e94eb9b454dabf744a653e2b53c9708057bb7a3ac488fcd9bdef00c
ripemd-160
29c21810a558cef63884f0d585b4dbf8ab242bed
Diameter
41405122
Circumference
130078027.09619
Area
1.3464741453593E+15
Volume
3.7167284172297E+22
Surface area
5.385896581437E+15
Circumference
130078027.09619
Perimeter
82810244
Area
428596031958721
Diagonal
29277842.542056
Surface area
2571576191752326
Volume
8.8730354959834E+21
Space diagonal
35857887.498794
Perimeter
62107683
Area
1.8558752581873E+14
Altitude
17928943.749397
Surface area
1.8558752581873E+14
Volume
1.0456972614865E+21
Height
9759280.8473521