20028615 is an odd 8-digits composite number following 20028614
and preceding 20028616 . In scientific notation, it is written as 2.0028615 × 10^7.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 10681920 positive integers (up to 20028615) that are relatively prime to 20028615.
20028615 has 4 divisors, whose sum is 21363872
The reverse of 20028615 is 51682002
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million twenty-eight thousand six hundred fifteen
Scientific notation
2.0028615 × 10^7
Engineering notation
2.0028615 × 10^6
Prime Factorization
15 × 1335241
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20028615
Product of the distinct prime numbers
The prime factorization of 20028615 is 15 × 1335241.
Since it has a total of 2 prime factors.
8 , 3 , 5 , 55 , 305 , 451 , 318 , 9784 , 21439 , 94915 , 755114 , 723986 , 3949444 , 5307028 , 51664413 , 17629785 , 149336385 , 870423754 , 8562185433 , 3026332797
n×2
40057230
n×3
60085845
n×4
80114460
n×5
100143075
n÷2
10014307.5
n÷3
6676205
n÷3
5007153.75
n÷5
4005723
n2
401145418818225
n3
8.034387152524E+21
n4
1.6091764703885E+29
n5
3.222957599247E+36
2 √n
4475.334065743
3 √n
271.57115506939
4 √n
66.897937679296
5 √n
28.862249968522
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
-20028614
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 20028615 can be divided by 4 positive divisors.
The sum of these divisors (counting 20028615) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100011001110011000111
3
Ternary
1101200120002120
4
Quaternary
1030121303013
5
Quinary
20111403430
6
Senary
1553141023
8
Octal
114316307
10
Decimal
20028615
12
Duodecimal
685a773
16
Hexadecimal
1319cc7
20
Vigesimal
653baf
36
Base36
bxa6f
md5
957ff9229b576b61faf656a5faa51263
sha1
9db37585bfb4f90474ba28ad9fbbd1d559450495
sha256
8cbfa0776ec937be605b8770d6b1c231590b55d926a0b9903a52abb97b904c3e
sha512
137d2b2e09cff3d1fcf12ed6f30165b5720d03892c113eb4bf20f88440e06de19c3ca4e39e243409c855639175c0d35fbf1d648f010ea74b855de21f4bfa58c5
ripemd-160
025d031d976d6228a05b82fdf76de06486e2bc0f
Diameter
40057230
Circumference
125843499.49116
Area
1.2602355007805E+15
Volume
3.3654362205954E+22
Surface area
5.0409420031221E+15
Circumference
125843499.49116
Perimeter
80114460
Area
401145418818225
Diagonal
28324738.968549
Surface area
2406872512909350
Volume
8.034387152524E+21
Space diagonal
34690578.785236
Perimeter
60085845
Area
1.7370106165417E+14
Altitude
17345289.392618
Surface area
1.7370106165417E+14
Volume
9.468616063713E+20
Height
9441579.6561831