12391641 is an odd 8-digits composite number following 12391640
and preceding 12391642 . In scientific notation, it is written as 1.2391641 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 12 positive divisors.
There are 7901784 positive integers (up to 12391641) that are relatively prime to 12391641.
12391641 has 12 divisors, whose sum is 18677568
The reverse of 12391641 is 14619321
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twelve million three hundred ninety-one thousand six hundred forty-one
Scientific notation
1.2391641 × 10^7
Engineering notation
1.2391641 × 10^6
Prime Factorization
3 × 3 × 23 × 59863
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
4130547
Product of the distinct prime numbers
The prime factorization of 12391641 is 3 × 3 × 23 × 59863.
Since it has a total of 4 prime factors.
3 , 2 , 87 , 90 , 737 , 993 , 2602 , 7961 , 9826 , 23858 , 424954 , 282280 , 6282632 , 8651614 , 10335132 , 68162062 , 996932221 , 290150012 , 9752751555 , 7124885000
n×2
24783282
n×3
37174923
n×4
49566564
n×5
61958205
n÷2
6195820.5
n÷3
4130547
n÷3
3097910.25
n÷5
2478328.2
n2
153552766672881
n3
1.9027707591671E+21
n4
2.3578452152896E+28
n5
2.9217571441437E+35
2 √n
3520.1762739954
3 √n
231.4068839498
4 √n
59.331073426961
5 √n
26.219582049599
1 , 3 , 9 , 23 , 69 , 207 , 59863 , 179589 , 538767 , 1376849 , 4130547 , 12391641
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12391640
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12391641 can be divided by 12 positive divisors.
The sum of these divisors (counting 12391641) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
101111010001010011011001
3
Ternary
212022120010200
4
Quaternary
233101103121
5
Quinary
11133013031
6
Senary
1121332413
8
Octal
57212331
10
Decimal
12391641
12
Duodecimal
4197109
16
Hexadecimal
bd14d9
20
Vigesimal
3h8j21
36
Base36
7dlg9
md5
1551df427604af29657217eae1cb26a1
sha1
b3068790c1ead9e8003aa22ff41a8372ac5ae84b
sha256
f575d4ce12552d73c8532bd70458b7de2cbdb7d73b0920dd82d368455a9d99f5
sha512
d615953d19691c6bacdcdaf3ec9cd8f8f727ecf737c756cb0726483a05be0581b421389cde87d5f60dbb2431da101d95bbcc01661841ce0d6eb534e68c1d8130
ripemd-160
4dfdac8562b019e609bc9b19825db46e90e3edf0
Diameter
24783282
Circumference
77858976.663044
Area
4.8240024371791E+14
Volume
7.9703075179531E+21
Surface area
1.9296009748716E+15
Circumference
77858976.663044
Perimeter
49566564
Area
153552766672881
Diagonal
17524426.762259
Surface area
921316600037286
Volume
1.9027707591671E+21
Space diagonal
21462951.801154
Perimeter
37174923
Area
66490298380050
Altitude
10731475.900577
Surface area
66490298380050
Volume
2.2424368447509E+20
Height
5841475.5874195