20502661 is an odd 8-digits composite number following 20502660
and preceding 20502662 . In scientific notation, it is written as 2.0502661 × 10^7.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 20472300 positive integers (up to 20502661) that are relatively prime to 20502661.
20502661 has 4 divisors, whose sum is 20533024
The reverse of 20502661 is 16620502
Previous prime number is 691
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million five hundred two thousand six hundred sixty-one
Scientific notation
2.0502661 × 10^7
Engineering notation
2.0502661 × 10^6
Prime Factorization
691 × 29671
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20502661
Product of the distinct prime numbers
The prime factorization of 20502661 is 691 × 29671.
Since it has a total of 2 prime factors.
5 , 3 , 81 , 78 , 422 , 383 , 2775 , 6961 , 53278 , 16467 , 778547 , 760409 , 8214979 , 5108701 , 7071692 , 5638691 , 671018983 , 875703353 , 3798032154 , 3569676
n×2
41005322
n×3
61507983
n×4
82010644
n×5
102513305
n÷2
10251330.5
n÷3
6834220.3333333
n÷3
5125665.25
n÷5
4100532.2
n2
420359108080921
n3
8.6184802912455E+21
n4
1.7670177974659E+29
n5
3.6228566882409E+36
2 √n
4527.9864178242
3 √n
273.69702511821
4 √n
67.290314442898
5 √n
28.99759942502
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
-20502660
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 20502661 can be divided by 4 positive divisors.
The sum of these divisors (counting 20502661) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110001101100010000101
3
Ternary
1102120122100211
4
Quaternary
1032031202011
5
Quinary
20222041121
6
Senary
2011235421
8
Octal
116154205
10
Decimal
20502661
12
Duodecimal
6a48b71
16
Hexadecimal
138d885
20
Vigesimal
682gd1
36
Base36
c7fyd
md5
093e599869bcb9336e7a3faa44ec0d52
sha1
de7a59756ce5f9938193e6ce6b26e556023f243a
sha256
704cb4d996622bedc83be996405fd0659f2181e419a7457f146a3a393f1d989e
sha512
fc197218592174b1760ec0671f04d6eb74a0b6e43184088fdf3ce88c3496085ca6898a5255f346a2a983f0095ff48437671c06ca892164bf662da5516e4ac06f
ripemd-160
90766710822865bd4cf0dbb4ad28a6e9b222f7bf
Diameter
41005322
Circumference
128822018.35328
Area
1.3205970858166E+15
Volume
3.6101005824114E+22
Surface area
5.2823883432663E+15
Circumference
128822018.35328
Perimeter
82010644
Area
420359108080921
Diagonal
28995141.250938
Surface area
2522154648485526
Volume
8.6184802912455E+21
Space diagonal
35511650.542361
Perimeter
61507983
Area
1.8202083315512E+14
Altitude
17755825.27118
Surface area
1.8202083315512E+14
Volume
1.0156976429104E+21
Height
9665047.083646