20409631 is an odd 8-digits composite number following 20409630
and preceding 20409632 . In scientific notation, it is written as 2.0409631 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 18554200 positive integers (up to 20409631) that are relatively prime to 20409631.
20409631 has 4 divisors, whose sum is 22265064
The reverse of 20409631 is 13690402
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million four hundred nine thousand six hundred thirty-one
Scientific notation
2.0409631 × 10^7
Engineering notation
2.0409631 × 10^6
Prime Factorization
11 × 1855421
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20409631
Product of the distinct prime numbers
The prime factorization of 20409631 is 11 × 1855421.
Since it has a total of 2 prime factors.
2 , 3 , 23 , 14 , 735 , 709 , 864 , 56 , 34592 , 51492 , 110968 , 318023 , 5805059 , 7202529 , 78358273 , 84355111 , 98098490 , 958881650 , 7420334420 , 5227128211
n×2
40819262
n×3
61228893
n×4
81638524
n×5
102048155
n÷2
10204815.5
n÷3
6803210.3333333
n÷3
5102407.75
n÷5
4081926.2
n2
416553037556161
n3
8.5016937884504E+21
n4
1.7351643309726E+29
n5
3.5414063719514E+36
2 √n
4517.7019600678
3 √n
273.2824343389
4 √n
67.213852441798
5 √n
28.971236444799
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20409630
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20409631 can be divided by 4 positive divisors.
The sum of these divisors (counting 20409631) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101110110110100011111
3
Ternary
1102101220202021
4
Quaternary
1031312310133
5
Quinary
20211102011
6
Senary
2005241011
8
Octal
115666437
10
Decimal
20409631
12
Duodecimal
6a03167
16
Hexadecimal
1376d1f
20
Vigesimal
67b41b
36
Base36
c5g67
md5
055a7279be7bd92fa737fb7a1905cbd9
sha1
a3935269dbdf7c74225b761fccd65b4649e3c668
sha256
1f9c01da489da67329566becb28c5c85410da89e7e6f3e6159a8ade8cb13b59d
sha512
9c1afd257965a80ff0e919c9fb8b0357e58ad3b8a53695d7142b9eca6e534cfdc6f1fcd0fa4bc79a4ccf47b20c1eb0e521aa28a57650b830a831599f3c61c9d1
ripemd-160
93128f028f0cb99dc7a53c14085014d508938ef1
Diameter
40819262
Circumference
128237493.62416
Area
1.3086399626169E+15
Volume
3.5611811665154E+22
Surface area
5.2345598504678E+15
Circumference
128237493.62416
Perimeter
81638524
Area
416553037556161
Diagonal
28863576.96323
Surface area
2499318225336966
Volume
8.5016937884504E+21
Space diagonal
35350517.855733
Perimeter
61228893
Area
1.803727562736E+14
Altitude
17675258.927866
Surface area
1.803727562736E+14
Volume
1.0019342215641E+21
Height
9621192.3210768