20384765 is an odd 8-digits composite number following 20384764
and preceding 20384766 . In scientific notation, it is written as 2.0384765 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 16101072 positive integers (up to 20384765) that are relatively prime to 20384765.
20384765 has 8 divisors, whose sum is 24771840
The reverse of 20384765 is 56748302
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million three hundred eighty-four thousand seven hundred sixty-five
Scientific notation
2.0384765 × 10^7
Engineering notation
2.0384765 × 10^6
Prime Factorization
5 × 79 × 51607
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20384765
Product of the distinct prime numbers
The prime factorization of 20384765 is 5 × 79 × 51607.
Since it has a total of 3 prime factors.
9 , 8 , 50 , 68 , 663 , 526 , 8975 , 6885 , 85329 , 45026 , 968714 , 84991 , 5750686 , 3053892 , 47657808 , 90631755 , 123896589 , 200999975 , 4152017356 , 5166881914
n×2
40769530
n×3
61154295
n×4
81539060
n×5
101923825
n÷2
10192382.5
n÷3
6794921.6666667
n÷3
5096191.25
n÷5
4076953
n2
415538644105225
n3
8.4706576085036E+21
n4
1.7267236474481E+29
n5
3.5198855773172E+36
2 √n
4514.9490584059
3 √n
273.17140501463
4 √n
67.193370643285
5 √n
28.964173601768
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
-20384764
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 20384765 can be divided by 8 positive divisors.
The sum of these divisors (counting 20384765) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110000101111111101
3
Ternary
1102100122122022
4
Quaternary
1031300233331
5
Quinary
20204303030
6
Senary
2004525525
8
Octal
115605775
10
Decimal
20384765
12
Duodecimal
69b08a5
16
Hexadecimal
1370bfd
20
Vigesimal
6781i5
36
Base36
c4wzh
md5
23d0690e38fc5eb8daa6c6773bb5d129
sha1
c27065bce90c11c59a474494c8f2358e9113120a
sha256
12c577f15fad3c4d031e2a2c85a4935f0ec70027a9707e1aba5358d38a1a9eed
sha512
b55f9e834e930b578f55d624314d3b4abd790b9d3f14fedc33a935792e49449a608aa08b3c70872ae9a91270b92d404826771bf9d2cf6fbed873faa853125570
ripemd-160
a789aec453404dffbb8a834b091de3ce604f61f6
Diameter
40769530
Circumference
128081255.93831
Area
1.3054531516036E+15
Volume
3.5481807618599E+22
Surface area
5.2218126064146E+15
Circumference
128081255.93831
Perimeter
81539060
Area
415538644105225
Diagonal
28828411.128788
Surface area
2493231864631350
Volume
8.4706576085036E+21
Space diagonal
35307448.680352
Perimeter
61154295
Area
1.7993351102463E+14
Altitude
17653724.340176
Surface area
1.7993351102463E+14
Volume
9.9827657268039E+20
Height
9609470.3762628