20205315 is an odd 8-digits composite number following 20205314
and preceding 20205316 . In scientific notation, it is written as 2.0205315 × 10^7.
The sum of its digits is 18. It has a total of 4 prime factors and 16 positive divisors.
There are 9580032 positive integers (up to 20205315) that are relatively prime to 20205315.
20205315 has 16 divisors, whose sum is 26210688
The reverse of 20205315 is 51350202
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million two hundred five thousand three hundred fifteen
Scientific notation
2.0205315 × 10^7
Engineering notation
2.0205315 × 10^6
Prime Factorization
5 × 783 × 13 × 397
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20205315
Product of the distinct prime numbers
The prime factorization of 20205315 is 5 × 783 × 13 × 397.
Since it has a total of 4 prime factors.
6 , 9 , 24 , 3 , 107 , 570 , 5891 , 2072 , 88484 , 69729 , 339609 , 613518 , 1131851 , 3088783 , 21442165 , 68750260 , 524618727 , 883577039 , 1758559838 , 2485208383
n×2
40410630
n×3
60615945
n×4
80821260
n×5
101026575
n÷2
10102657.5
n÷3
6735105
n÷3
5051328.75
n÷5
4041063
n2
408254754249225
n3
8.2489159098532E+21
n4
1.666719443671E+29
n5
3.3676591375996E+36
2 √n
4495.0322579488
3 √n
272.36745230091
4 √n
67.045001737257
5 √n
28.912997928342
1 , 5 , 13 , 65 , 397 , 783 , 1985 , 3915 , 5161 , 10179 , 25805 , 50895 , 310851 , 1554255 , 4041063 , 20205315
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20205314
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20205315 can be divided by 16 positive divisors.
The sum of these divisors (counting 20205315) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101000100111100000011
3
Ternary
1102000112111000
4
Quaternary
1031010330003
5
Quinary
20133032230
6
Senary
2001023043
8
Octal
115047403
10
Decimal
20205315
12
Duodecimal
6924a83
16
Hexadecimal
1344f03
20
Vigesimal
665d5f
36
Base36
c12ir
md5
9abcf64355be964ed4e40f633bb4e6e8
sha1
888f3200b67dcf245a9cda36d359d6ff6a7e9321
sha256
6822901d719ee521d952b766463e4cd45f29403d0afc1ff98def484bf97a9fc5
sha512
026070c585124ddb431c92783553c22e32521987d0f1065d997b8274fc3950fa710ef9dd73503b1e9dd3eaf457813eee462d37adba0fa240e1b5c4b30afd360e
ripemd-160
a6c8233c372ef399d8de453bddf692635d2cca2d
Diameter
40410630
Circumference
126953738.33494
Area
1.2825701367425E+15
Volume
3.45529781633E+22
Surface area
5.1302805469699E+15
Circumference
126953738.33494
Perimeter
80821260
Area
408254754249225
Diagonal
28574630.505021
Surface area
2449528525495350
Volume
8.2489159098532E+21
Space diagonal
34996632.162934
Perimeter
60615945
Area
1.767794941978E+14
Altitude
17498316.081467
Surface area
1.767794941978E+14
Volume
9.7214406288246E+20
Height
9524876.8350068