20247790 is an even 8-digits composite number following 20247789
and preceding 20247791 . In scientific notation, it is written as 2.0247790 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 8099112 positive integers (up to 20247790) that are relatively prime to 20247790.
20247790 has 8 divisors, whose sum is 36446040
The reverse of 20247790 is 09774202
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million two hundred forty-seven thousand seven hundred ninety
Scientific notation
2.0247790 × 10^7
Engineering notation
2.0247790 × 10^6
Prime Factorization
2 × 5 × 2024779
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20247790
Product of the distinct prime numbers
The prime factorization of 20247790 is 2 × 5 × 2024779.
Since it has a total of 3 prime factors.
10 , 7 , 21 , 100 , 143 , 548 , 503 , 9624 , 38058 , 8000 , 135271 , 633744 , 1259473 , 8372571 , 23665354 , 54697193 , 516517551 , 102659343 , 4422800148 , 1592038388
n×2
40495580
n×3
60743370
n×4
80991160
n×5
101238950
n÷2
10123895
n÷3
6749263.3333333
n÷3
5061947.5
n÷5
4049558
n2
409972999884100
n3
8.3010472073233E+21
n4
1.6807786063397E+29
n5
3.4032052257659E+36
2 √n
4499.7544377444
3 √n
272.55817291838
4 √n
67.080208987035
5 √n
28.925143724979
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
-20247789
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 20247790 can be divided by 8 positive divisors.
The sum of these divisors (counting 20247790) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101001111010011101110
3
Ternary
1102002200202011
4
Quaternary
1031033103232
5
Quinary
20140412130
6
Senary
2001551434
8
Octal
115172356
10
Decimal
20247790
12
Duodecimal
694557a
16
Hexadecimal
134f4ee
20
Vigesimal
66aj9a
36
Base36
c1zam
md5
22284357388f692b51a57ddd3de09e15
sha1
7804ad07ae1c3592910211395ad9bac5b0059d28
sha256
8dcefba75320c18db3d549be390be697f44b1c4ce77777a79f0fe8006a5bfc45
sha512
2aee516ca73f40ffe8bff33e08ca1d290696f9f7d40943abff7ad22efe10be4402ba41a334753666229526a92335c114f9e1b7cedaf5113d2923a1f65bad1d7c
ripemd-160
52f637628d0ab5d2c82b438c0aa59fe2c28ab563
Diameter
40495580
Circumference
127220616.63086
Area
1.2879681646061E+15
Volume
3.4771345231505E+22
Surface area
5.1518726584242E+15
Circumference
127220616.63086
Perimeter
80991160
Area
409972999884100
Diagonal
28634699.226082
Surface area
2459837999304600
Volume
8.3010472073233E+21
Space diagonal
35070201.020985
Perimeter
60743370
Area
1.7752351638267E+14
Altitude
17535100.510493
Surface area
1.7752351638267E+14
Volume
9.7828779520799E+20
Height
9544899.7420274