20502807 is an odd 8-digits composite number following 20502806
and preceding 20502808 . In scientific notation, it is written as 2.0502807 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 12617088 positive integers (up to 20502807) that are relatively prime to 20502807.
20502807 has 8 divisors, whose sum is 29439984
The reverse of 20502807 is 70820502
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million five hundred two thousand eight hundred seven
Scientific notation
2.0502807 × 10^7
Engineering notation
2.0502807 × 10^6
Prime Factorization
3 × 13 × 525713
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20502807
Product of the distinct prime numbers
The prime factorization of 20502807 is 3 × 13 × 525713.
Since it has a total of 3 prime factors.
5 , 9 , 62 , 88 , 15 , 375 , 3028 , 6386 , 60117 , 6945 , 893754 , 818991 , 6668920 , 8012316 , 33933141 , 6347173 , 437701073 , 577792914 , 1249689101 , 2140531996
n×2
41005614
n×3
61508421
n×4
82011228
n×5
102514035
n÷2
10251403.5
n÷3
6834269
n÷3
5125701.75
n÷5
4100561.4
n2
420365094879249
n3
8.6186644098459E+21
n4
1.7670681299284E+29
n5
3.6229856823773E+36
2 √n
4528.0025397519
3 √n
273.69767478463
4 √n
67.290434236613
5 √n
28.997640723439
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
-20502806
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 20502807 can be divided by 8 positive divisors.
The sum of these divisors (counting 20502807) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110001101100100010111
3
Ternary
1102120122120020
4
Quaternary
1032031210113
5
Quinary
20222042212
6
Senary
2011240223
8
Octal
116154427
10
Decimal
20502807
12
Duodecimal
6a49073
16
Hexadecimal
138d917
20
Vigesimal
682h07
36
Base36
c7g2f
md5
98a8d142140ba3ed0de23d33796e40a4
sha1
7d3d26666a89aab4560618dc547dba4dbb04cc1c
sha256
61a8278d9276f0539d206bf87e3e18b960a431721f9b20a8716f541a89675f08
sha512
7be526634075ceb75d16103705d5eb0672ba07cd59c972104468f7cb45057d1507ecc92c6af79ade000b54870cb9973e3d8f48fdc5d8c40dfea8a7371a942db2
ripemd-160
1e11d36125618edb713bb8b7c38365e5d347ba27
Diameter
41005614
Circumference
128822935.69834
Area
1.3206158938982E+15
Volume
3.6101777058304E+22
Surface area
5.2824635755929E+15
Circumference
128822935.69834
Perimeter
82011228
Area
420365094879249
Diagonal
28995347.726118
Surface area
2522190569275494
Volume
8.6186644098459E+21
Space diagonal
35511903.421779
Perimeter
61508421
Area
1.8202342551484E+14
Altitude
17755951.710889
Surface area
1.8202342551484E+14
Volume
1.0157193414955E+21
Height
9665115.908706