20943875 is an odd 8-digits composite number following 20943874
and preceding 20943876 . In scientific notation, it is written as 2.0943875 × 10^7.
The sum of its digits is 38. It has a total of 4 prime factors and 16 positive divisors.
There are 16619200 positive integers (up to 20943875) that are relatively prime to 20943875.
20943875 has 16 divisors, whose sum is 26350272
The reverse of 20943875 is 57834902
Previous prime number is 137
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million nine hundred forty-three thousand eight hundred seventy-five
Scientific notation
2.0943875 × 10^7
Engineering notation
2.0943875 × 10^6
Prime Factorization
5 × 25 × 137 × 1223
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20943875
Product of the distinct prime numbers
The prime factorization of 20943875 is 5 × 25 × 137 × 1223.
Since it has a total of 4 prime factors.
7 , 6 , 35 , 3 , 528 , 755 , 6787 , 6142 , 43001 , 60104 , 941197 , 932287 , 9933396 , 3990848 , 75421485 , 58655588 , 829694453 , 948885059 , 4839612485 , 5064038178
n×2
41887750
n×3
62831625
n×4
83775500
n×5
104719375
n÷2
10471937.5
n÷3
6981291.6666667
n÷3
5235968.75
n÷5
4188775
n2
438645900015625
n3
9.1869448991897E+21
n4
1.9241022560052E+29
n5
4.029815713699E+36
2 √n
4576.4478583286
3 √n
275.64641323894
4 √n
67.649448322426
5 √n
29.121343523981
1 , 5 , 25 , 125 , 137 , 685 , 1223 , 3425 , 6115 , 17125 , 30575 , 152875 , 167551 , 837755 , 4188775 , 20943875
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
-20943874
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 20943875 can be divided by 16 positive divisors.
The sum of these divisors (counting 20943875) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001111111001010000000011
3
Ternary
1110102001121002
4
Quaternary
1033321100003
5
Quinary
20330201000
6
Senary
2024522215
8
Octal
117712003
10
Decimal
20943875
12
Duodecimal
702036b
16
Hexadecimal
13f9403
20
Vigesimal
6ahjdf
36
Base36
cgweb
md5
0abc9d7ff314bbc260880e64b97c2e06
sha1
11889a004d3c31bd53d06679a4e515e59d602452
sha256
097e4b4ad9d62e84bf7fa4ebbf3e6804e2f0e02002bae32a91ceb0a881e9391e
sha512
1e46b331684ea57f732ac27cdb32a20aaff920ee2dedc0e3cab566c375c178e12cc1a8fb76be383c86d37e19ba8317bf9fa9543196b20fcf811ff4840d27901b
ripemd-160
916fa63dd08546ba216efe1df65aa63775b70870
Diameter
41887750
Circumference
131594247.67541
Area
1.3780467370164E+15
Volume
3.8482184805638E+22
Surface area
5.5121869480655E+15
Circumference
131594247.67541
Perimeter
83775500
Area
438645900015625
Diagonal
29619112.073647
Surface area
2631875400093750
Volume
9.1869448991897E+21
Space diagonal
36275855.607372
Perimeter
62831625
Area
1.8993924633971E+14
Altitude
18137927.803686
Surface area
1.8993924633971E+14
Volume
1.082691839434E+21
Height
9873037.3578823