12216405 is an odd 8-digits composite number following 12216404
and preceding 12216406 . In scientific notation, it is written as 1.2216405 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 6464640 positive integers (up to 12216405) that are relatively prime to 12216405.
12216405 has 8 divisors, whose sum is 13132416
The reverse of 12216405 is 50461221
Previous prime number is 131
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twelve million two hundred sixteen thousand four hundred five
Scientific notation
1.2216405 × 10^7
Engineering notation
1.2216405 × 10^6
Prime Factorization
15 × 131 × 6217
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12216405
Product of the distinct prime numbers
The prime factorization of 12216405 is 15 × 131 × 6217.
Since it has a total of 3 prime factors.
7 , 4 , 68 , 86 , 67 , 204 , 340 , 6276 , 34792 , 16594 , 8199 , 15392 , 1448436 , 7247774 , 24414682 , 16319047 , 92628325 , 20958547 , 2218118626 , 9235299328
n×2
24432810
n×3
36649215
n×4
48865620
n×5
61082025
n÷2
6108202.5
n÷3
4072135
n÷3
3054101.25
n÷5
2443281
n2
149240551124025
n3
1.8231830149543E+21
n4
2.2272742099803E+28
n5
2.7209283795174E+35
2 √n
3495.197419317
3 √n
230.3108902304
4 √n
59.120194682671
5 √n
26.145002302706
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
-12216404
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 12216405 can be divided by 8 positive divisors.
The sum of these divisors (counting 12216405) is 1, the average is 0.125.
Base
System
Value
2
Binary
101110100110100001010101
3
Ternary
211222122202110
4
Quaternary
232212201111
5
Quinary
11111411110
6
Senary
1113501233
8
Octal
56464125
10
Decimal
12216405
12
Duodecimal
4111819
16
Hexadecimal
ba6855
20
Vigesimal
3g7105
36
Base36
79u8l
md5
182a439a534565a68d8e4c8c4eb35d68
sha1
50a9f055d3aeba931e7d1f458b5f4592408f8824
sha256
166d039578bd12ff4bf705573828a5ac8c3ede727fdb021316dafffb13ee3dbb
sha512
8b92b7e7e15e137c7b7968a794761ffb5c46df4c0ac314a4a59a333d141848b2a4c81fcb8805509187626539f2698c1dd4f191cf54aeb4a42e9c83fe08293a96
ripemd-160
a66e9dd340c9916a00a0e0aabe412b7fee97d359
Diameter
24432810
Circumference
76757936.402555
Area
4.6885301902893E+14
Volume
7.6369311545735E+21
Surface area
1.8754120761157E+15
Circumference
76757936.402555
Perimeter
48865620
Area
149240551124025
Diagonal
17276605.634442
Surface area
895443306744150
Volume
1.8231830149543E+21
Space diagonal
21159434.145838
Perimeter
36649215
Area
64623054274098
Altitude
10579717.072919
Surface area
64623054274098
Volume
2.1486417886972E+20
Height
5758868.5448142