20115730 is an even 8-digits composite number following 20115729
and preceding 20115731 . In scientific notation, it is written as 2.0115730 × 10^7.
The sum of its digits is 19. It has a total of 3 prime factors and 8 positive divisors.
There are 8046288 positive integers (up to 20115730) that are relatively prime to 20115730.
20115730 has 8 divisors, whose sum is 36208332
The reverse of 20115730 is 03751102
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million one hundred fifteen thousand seven hundred thirty
Scientific notation
2.0115730 × 10^7
Engineering notation
2.0115730 × 10^6
Prime Factorization
2 × 5 × 2011573
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20115730
Product of the distinct prime numbers
The prime factorization of 20115730 is 2 × 5 × 2011573.
Since it has a total of 3 prime factors.
9 , 5 , 80 , 47 , 854 , 514 , 6215 , 1066 , 80192 , 84341 , 56724 , 170168 , 4170773 , 8872456 , 66007092 , 19924973 , 533165295 , 248122307 , 4414901503 , 9121814436
n×2
40231460
n×3
60347190
n×4
80462920
n×5
100578650
n÷2
10057865
n÷3
6705243.3333333
n÷3
5028932.5
n÷5
4023146
n2
404642593432900
n3
8.139681155996E+21
n4
1.637356284201E+29
n5
3.2936616926791E+36
2 √n
4485.0562984203
3 √n
271.96432094003
4 √n
66.97056292447
5 √n
28.887313826613
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
-20115729
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 20115730 can be divided by 8 positive divisors.
The sum of these divisors (counting 20115730) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101111000100010010
3
Ternary
1101211222121001
4
Quaternary
1030233010102
5
Quinary
20122200410
6
Senary
1555052214
8
Octal
114570422
10
Decimal
20115730
12
Duodecimal
68a106a
16
Hexadecimal
132f112
20
Vigesimal
65e96a
36
Base36
bz5ea
md5
b04e10c06a5f8388abb76942bb188290
sha1
81496049ab08cb6f0fbc549a4dbca96bd99f9553
sha256
a263d0f50799d03aaac9aec3e58f91f41d313cf598aef54e7ca269d9bb165be1
sha512
dbffa383ec872ef164c85cc2b4087557f4e8bd32a485a2aa9e52392a9c56789447646fd7fe406cd2a283e0ed4bddf811923fb999a3d19dbaa59561585e2823e5
ripemd-160
05c4f62a3d5571c93be83bc53c071eeae4896fa3
Diameter
40231460
Circumference
126390859.17919
Area
1.2712221988583E+15
Volume
3.409541669632E+22
Surface area
5.0848887954333E+15
Circumference
126390859.17919
Perimeter
80462920
Area
404642593432900
Diagonal
28447938.183035
Surface area
2427855560597400
Volume
8.139681155996E+21
Space diagonal
34841466.391337
Perimeter
60347190
Area
1.7521538268305E+14
Altitude
17420733.195669
Surface area
1.7521538268305E+14
Volume
9.5927062368352E+20
Height
9482646.0610118