20247789 is an odd 8-digits composite number following 20247788
and preceding 20247790 . In scientific notation, it is written as 2.0247789 × 10^7.
The sum of its digits is 39. It has a total of 2 prime factors and 4 positive divisors.
There are 13498524 positive integers (up to 20247789) that are relatively prime to 20247789.
20247789 has 4 divisors, whose sum is 26997056
The reverse of 20247789 is 98774202
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty million two hundred forty-seven thousand seven hundred eighty-nine
Scientific notation
2.0247789 × 10^7
Engineering notation
2.0247789 × 10^6
Prime Factorization
3 × 6749263
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20247789
Product of the distinct prime numbers
The prime factorization of 20247789 is 3 × 6749263.
Since it has a total of 2 prime factors.
2 , 10 , 47 , 47 , 514 , 530 , 6508 , 4956 , 16737 , 354 , 426160 , 63049 , 9177020 , 4980712 , 78749969 , 53682532 , 683860976 , 363860913 , 1846957673 , 7790246915
n×2
40495578
n×3
60743367
n×4
80991156
n×5
101238945
n÷2
10123894.5
n÷3
6749263
n÷3
5061947.25
n÷5
4049557.8
n2
409972959388521
n3
8.3010459774043E+21
n4
1.6807782742978E+29
n5
3.4032043853766E+36
2 √n
4499.7543266272
3 √n
272.55816843133
4 √n
67.080208158794
5 √n
28.925143439268
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
-20247788
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 20247789 can be divided by 4 positive divisors.
The sum of these divisors (counting 20247789) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101001111010011101101
3
Ternary
1102002200202010
4
Quaternary
1031033103231
5
Quinary
20140412124
6
Senary
2001551433
8
Octal
115172355
10
Decimal
20247789
12
Duodecimal
6945579
16
Hexadecimal
134f4ed
20
Vigesimal
66aj99
36
Base36
c1zal
md5
76624cf990b9e11a02e7f666fea68675
sha1
e47db5b0e4383924c21cf7dd85f6221f47b29194
sha256
766bf01dd453f9548e687f2691b48d21d5baf2e5aee66a41fcb7f9375ef26703
sha512
6dd3796ba4599c26af7338a66117361fe24a8f97fa549a8767edf1c491943ebc44d9471e8e579413622a22ce0db4c60cd75312b899d2035b5bb22242f65fcdd5
ripemd-160
a9c51a0390daeb8f908330b3111236699c892ed7
Diameter
40495578
Circumference
127220610.34767
Area
1.2879680373854E+15
Volume
3.4771340079633E+22
Surface area
5.1518721495418E+15
Circumference
127220610.34767
Perimeter
80991156
Area
409972959388521
Diagonal
28634697.811869
Surface area
2459837756331126
Volume
8.3010459774043E+21
Space diagonal
35070199.288934
Perimeter
60743367
Area
1.7752349884757E+14
Altitude
17535099.644467
Surface area
1.7752349884757E+14
Volume
9.7828765026065E+20
Height
9544899.2706229