20512406 is an even 8-digits composite number following 20512405
and preceding 20512407 . In scientific notation, it is written as 2.0512406 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 10219680 positive integers (up to 20512406) that are relatively prime to 20512406.
20512406 has 8 divisors, whose sum is 30878184
The reverse of 20512406 is 60421502
Previous prime number is 283
Is Prime? no
Number parity even
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million five hundred twelve thousand four hundred six
Scientific notation
2.0512406 × 10^7
Engineering notation
2.0512406 × 10^6
Prime Factorization
2 × 283 × 36241
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20512406
Product of the distinct prime numbers
The prime factorization of 20512406 is 2 × 283 × 36241.
Since it has a total of 3 prime factors.
8 , 3 , 60 , 68 , 764 , 922 , 3367 , 5946 , 47152 , 67867 , 695430 , 14801 , 1247906 , 8713207 , 85302867 , 91018441 , 292968541 , 256012137 , 6594211791 , 5171219947
n×2
41024812
n×3
61537218
n×4
82049624
n×5
102562030
n÷2
10256203
n÷3
6837468.6666667
n÷3
5128101.5
n÷5
4102481.2
n2
420758799908836
n3
8.6307753318028E+21
n4
1.7703796770072E+29
n5
3.6314746708921E+36
2 √n
4529.0623753709
3 √n
273.74038136106
4 √n
67.298308859665
5 √n
29.000355437001
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
-20512405
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 20512406 can be divided by 8 positive divisors.
The sum of these divisors (counting 20512406) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110001111111010010110
3
Ternary
1102121010201202
4
Quaternary
1032033322112
5
Quinary
20222344111
6
Senary
2011352502
8
Octal
116177226
10
Decimal
20512406
12
Duodecimal
6a52732
16
Hexadecimal
138fe96
20
Vigesimal
684106
36
Base36
c7nh2
md5
061a6b3987efd59f096f66c77e94b811
sha1
27d8eb511cf5f735ff34471d061eef16732dc279
sha256
f707773220608b0f798339c732aa6b3923794a86444e2c4a1702530af3e3a05c
sha512
1079966fca658953c033bd3e6f0aa68213cce741ac1db9a503e86fd8dc5d53f0c0961c58efa02333c8fd434bb0d6824088b9efa65a0a1f6b1ba2538aea0231ba
ripemd-160
b119246fe8a74f3bd4ea0d89af2191703f5b591e
Diameter
41024812
Circumference
128883247.9941
Area
1.3218527547269E+15
Volume
3.6152507169568E+22
Surface area
5.2874110189074E+15
Circumference
128883247.9941
Perimeter
82049624
Area
420758799908836
Diagonal
29008922.762103
Surface area
2524552799453016
Volume
8.6307753318028E+21
Space diagonal
35528529.377481
Perimeter
61537218
Area
1.8219390479345E+14
Altitude
17764264.68874
Surface area
1.8219390479345E+14
Volume
1.0171466273359E+21
Height
9669640.9207011