12393989 is an odd 8-digits composite number following 12393988
and preceding 12393990 . In scientific notation, it is written as 1.2393989 × 10^7.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 12386880 positive integers (up to 12393989) that are relatively prime to 12393989.
12393989 has 4 divisors, whose sum is 12401100
The reverse of 12393989 is 98939321
Previous prime number is 3061
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
twelve million three hundred ninety-three thousand nine hundred eighty-nine
Scientific notation
1.2393989 × 10^7
Engineering notation
1.2393989 × 10^6
Prime Factorization
3061 × 4049
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12393989
Product of the distinct prime numbers
The prime factorization of 12393989 is 3061 × 4049.
Since it has a total of 2 prime factors.
6 , 1 , 89 , 31 , 998 , 653 , 2333 , 2010 , 80177 , 44283 , 746442 , 269953 , 6188765 , 6459751 , 57098073 , 77478383 , 690197068 , 474421445 , 1555328976 , 29653268
n×2
24787978
n×3
37181967
n×4
49575956
n×5
61969945
n÷2
6196994.5
n÷3
4131329.6666667
n÷3
3098497.25
n÷5
2478797.8
n2
153610963332121
n3
1.9038525898177E+21
n4
2.3596328055822E+28
n5
2.9245263036425E+35
2 √n
3520.5097642245
3 √n
231.42149888388
4 √n
59.333883778365
5 √n
26.220575605062
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
-12393988
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 12393989 can be divided by 4 positive divisors.
The sum of these divisors (counting 12393989) is 1, the average is 0.25.
Base
System
Value
2
Binary
101111010001111000000101
3
Ternary
212022200100122
4
Quaternary
233101320011
5
Quinary
11133101424
6
Senary
1121351325
8
Octal
57217005
10
Decimal
12393989
12
Duodecimal
4198545
16
Hexadecimal
bd1e05
20
Vigesimal
3h94j9
36
Base36
7dn9h
md5
1369104902d963b1269b631cdf048081
sha1
676cbc6f80a60ad35f9fde717f54482e060f2fd6
sha256
621c5fac4bf8a2fae5ffe60a33a528419cef21dd4f41574a478f329c28bef814
sha512
6ec50b6b792839b070e0a5d1179e664dccc7ab6f2c595c5d0d21b9ff8cf6171e41e2f46946f3869ab086394ac2f8d2a4048b1e0ede3f97230a9e5f1ea050a53f
ripemd-160
11999db706f70554e54bb1152296dfee7872f570
Diameter
24787978
Circumference
77873729.582145
Area
4.8258307391504E+14
Volume
7.9748390795856E+21
Surface area
1.9303322956602E+15
Circumference
77873729.582145
Perimeter
49575956
Area
153610963332121
Diagonal
17527747.335703
Surface area
921665779992726
Volume
1.9038525898177E+21
Space diagonal
21467018.65645
Perimeter
37181967
Area
66515498272708
Altitude
10733509.328225
Surface area
66515498272708
Volume
2.2437117943995E+20
Height
5842582.4452343