20236985 is an odd 8-digits composite number following 20236984
and preceding 20236986 . In scientific notation, it is written as 2.0236985 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 15794560 positive integers (up to 20236985) that are relatively prime to 20236985.
20236985 has 8 divisors, whose sum is 24876936
The reverse of 20236985 is 58963202
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million two hundred thirty-six thousand nine hundred eighty-five
Scientific notation
2.0236985 × 10^7
Engineering notation
2.0236985 × 10^6
Prime Factorization
5 × 41 × 98717
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20236985
Product of the distinct prime numbers
The prime factorization of 20236985 is 5 × 41 × 98717.
Since it has a total of 3 prime factors.
2 , 9 , 37 , 35 , 415 , 522 , 2456 , 5360 , 21165 , 2186 , 973558 , 458943 , 8490875 , 1660417 , 66017889 , 21861987 , 648769422 , 151050265 , 3006945301 , 1206117320
n×2
40473970
n×3
60710955
n×4
80947940
n×5
101184925
n÷2
10118492.5
n÷3
6745661.6666667
n÷3
5059246.25
n÷5
4047397
n2
409535561890225
n3
8.2877650229391E+21
n4
1.6771937645274E+29
n5
3.3941345054835E+36
2 √n
4498.5536564545
3 √n
272.50968178153
4 √n
67.071258050334
5 √n
28.922055951826
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
-20236984
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 20236985 can be divided by 8 positive divisors.
The sum of these divisors (counting 20236985) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101001100101010111001
3
Ternary
1102002010220222
4
Quaternary
1031030222321
5
Quinary
20140040420
6
Senary
2001425425
8
Octal
115145271
10
Decimal
20236985
12
Duodecimal
693b275
16
Hexadecimal
134cab9
20
Vigesimal
669c95
36
Base36
c1qyh
md5
998a32db662b15a884511a92e462cd56
sha1
4df7e80133fb84a186cec9cc66d22e3f244ec617
sha256
dcfbdac4845702c0b30e3bf526b4de6ee0b0916ffb5ecbd9b4c2fadd32d73473
sha512
abe854dd2dc7cffabfdd19b2210fe8c64df11cca17d13ca0ca123bf1e07f0bb807a6d24dbca8c309a837783a0b50fb331b98a00cab954e304a9146e3edcd6aad
ripemd-160
918dab5ca99585751b4f5eb62bd17837f5c01a60
Diameter
40473970
Circumference
127152726.81361
Area
1.2865939126181E+15
Volume
3.4715708947658E+22
Surface area
5.1463756504724E+15
Circumference
127152726.81361
Perimeter
80947940
Area
409535561890225
Diagonal
28619418.648541
Surface area
2457213371341350
Volume
8.2877650229391E+21
Space diagonal
35051486.212009
Perimeter
60710955
Area
1.7733410017503E+14
Altitude
17525743.106005
Surface area
1.7733410017503E+14
Volume
9.7672247476681E+20
Height
9539806.2161803