20784953 is an odd 8-digits composite number following 20784952
and preceding 20784954 . In scientific notation, it is written as 2.0784953 × 10^7.
The sum of its digits is 38. It has a total of 4 prime factors and 16 positive divisors.
There are 17264016 positive integers (up to 20784953) that are relatively prime to 20784953.
20784953 has 16 divisors, whose sum is 24499200
The reverse of 20784953 is 35948702
Previous prime number is 347
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million seven hundred eighty-four thousand nine hundred fifty-three
Scientific notation
2.0784953 × 10^7
Engineering notation
2.0784953 × 10^6
Prime Factorization
7 × 43 × 347 × 199
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20784953
Product of the distinct prime numbers
The prime factorization of 20784953 is 7 × 43 × 347 × 199.
Since it has a total of 4 prime factors.
10 , 1 , 41 , 90 , 527 , 813 , 1182 , 1215 , 65953 , 3984 , 234191 , 426243 , 3574963 , 4459548 , 5720122 , 26921536 , 707916028 , 265676506 , 8580280495 , 1066155379
n×2
41569906
n×3
62354859
n×4
83139812
n×5
103924765
n÷2
10392476.5
n÷3
6928317.6666667
n÷3
5196238.25
n÷5
4156990.6
n2
432014271212209
n3
8.979396322475E+21
n4
1.8663633053102E+29
n5
3.8792273581796E+36
2 √n
4559.0517654442
3 √n
274.94744119512
4 √n
67.52075062856
5 √n
29.07701425433
1 , 7 , 43 , 199 , 301 , 347 , 1393 , 2429 , 8557 , 14921 , 59899 , 69053 , 104447 , 483371 , 2969279 , 20784953
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20784952
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20784953 can be divided by 16 positive divisors.
The sum of these divisors (counting 20784953) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001111010010011100111001
3
Ternary
1110002222121002
4
Quaternary
1033102130321
5
Quinary
20310104303
6
Senary
2021254345
8
Octal
117223471
10
Decimal
20784953
12
Duodecimal
6b643b5
16
Hexadecimal
13d2739
20
Vigesimal
69i27d
36
Base36
cdhrt
md5
710b556535d96739dba0d41432b53872
sha1
c3abc07c29bb20125a5128d5afc4b8202594830b
sha256
6a7ccf3ea91638a1fbb8ee7ce7765994110d8829c65efaaa4115a05db5e2e59e
sha512
416f6d1da99a80c4573cc0daf42e8d3180106cdd5db73f2ecf4f089b07d678f60fcc9673fd1f4bb1918eeb4f7796283523a0b062194bcaffedaba965eab58abd
ripemd-160
4298581e49c75bb106414b80ae6f62baec85bc62
Diameter
41569906
Circumference
130595711.30002
Area
1.3572128606862E+15
Volume
3.7612807360478E+22
Surface area
5.4288514427449E+15
Circumference
130595711.30002
Perimeter
83139812
Area
432014271212209
Diagonal
29394362.425887
Surface area
2592085627273254
Volume
8.979396322475E+21
Space diagonal
36000594.628931
Perimeter
62354859
Area
1.870676668336E+14
Altitude
18000297.314466
Surface area
1.870676668336E+14
Volume
1.0582320050973E+21
Height
9798120.8086291