20103831 is an odd 8-digits composite number following 20103830
and preceding 20103832 . In scientific notation, it is written as 2.0103831 × 10^7.
The sum of its digits is 18. It has a total of 4 prime factors and 16 positive divisors.
There are 11980800 positive integers (up to 20103831) that are relatively prime to 20103831.
20103831 has 16 divisors, whose sum is 24775200
The reverse of 20103831 is 13830102
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million one hundred three thousand eight hundred thirty-one
Scientific notation
2.0103831 × 10^7
Engineering notation
2.0103831 × 10^6
Prime Factorization
9 × 11 × 61 × 3329
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20103831
Product of the distinct prime numbers
The prime factorization of 20103831 is 9 × 11 × 61 × 3329.
Since it has a total of 4 prime factors.
5 , 9 , 66 , 54 , 266 , 247 , 5342 , 8927 , 49676 , 29148 , 384997 , 817722 , 2960502 , 9338788 , 25784394 , 73124453 , 278114044 , 454756352 , 6635525430 , 8353212503
n×2
40207662
n×3
60311493
n×4
80415324
n×5
100519155
n÷2
10051915.5
n÷3
6701277
n÷3
5025957.75
n÷5
4020766.2
n2
404164020876561
n3
8.1252451719829E+21
n4
1.6334855577111E+29
n5
3.2839317593165E+36
2 √n
4483.7295859585
3 √n
271.91068560513
4 √n
66.960657000649
5 √n
28.883895491744
1 , 9 , 11 , 61 , 99 , 549 , 671 , 3329 , 6039 , 29961 , 36619 , 203069 , 329571 , 1827621 , 2233759 , 20103831
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
-20103830
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 20103831 can be divided by 16 positive divisors.
The sum of these divisors (counting 20103831) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100101100001010010111
3
Ternary
1101211101021100
4
Quaternary
1030230022113
5
Quinary
20121310311
6
Senary
1554521143
8
Octal
114541227
10
Decimal
20103831
12
Duodecimal
68961b3
16
Hexadecimal
132c297
20
Vigesimal
65cjbb
36
Base36
byw7r
md5
b59f0c6cde0a44f65651bf228ec6c890
sha1
ca31cdd43aae3fba343db4710ac86b2349cf3ba8
sha256
7fb9b53c1c77f68a61df7be5a6159311b85e4ff703668bf98ac22d4383aa8bd9
sha512
b9f6aebfc766da18d1f65d31f920a6e0513de7dc655b91af0ac3276f4640cfe3410bcafbc5bdc723fea6155b040c7429a3fcdf2c3bbb055fc1d73122c67c6b29
ripemd-160
fb747065623dfb4ff8b819ad88c30be9400709af
Diameter
40207662
Circumference
126316095.55722
Area
1.2697187188311E+15
Volume
3.403494738789E+22
Surface area
5.0788748753245E+15
Circumference
126316095.55722
Perimeter
80415324
Area
404164020876561
Diagonal
28431110.455857
Surface area
2424984125259366
Volume
8.1252451719829E+21
Space diagonal
34820856.718778
Perimeter
60311493
Area
1.7500815468738E+14
Altitude
17410428.359389
Surface area
1.7500815468738E+14
Volume
9.5756932665206E+20
Height
9477036.8186189