12831245 is an odd 8-digits composite number following 12831244
and preceding 12831246 . In scientific notation, it is written as 1.2831245 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 8798544 positive integers (up to 12831245) that are relatively prime to 12831245.
12831245 has 8 divisors, whose sum is 17597184
The reverse of 12831245 is 54213821
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twelve million eight hundred thirty-one thousand two hundred forty-five
Scientific notation
1.2831245 × 10^7
Engineering notation
1.2831245 × 10^6
Prime Factorization
5 × 7 × 366607
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12831245
Product of the distinct prime numbers
The prime factorization of 12831245 is 5 × 7 × 366607.
Since it has a total of 3 prime factors.
5 , 4 , 18 , 63 , 927 , 595 , 2095 , 7191 , 26949 , 76241 , 477539 , 240505 , 758477 , 1788352 , 23394547 , 43540960 , 677772102 , 134037299 , 831192349 , 4759969199
n×2
25662490
n×3
38493735
n×4
51324980
n×5
64156225
n÷2
6415622.5
n÷3
4277081.6666667
n÷3
3207811.25
n÷5
2566249
n2
164640848250025
n3
2.1125470609039E+21
n4
2.7106608912488E+28
n5
3.4781154007531E+35
2 √n
3582.0727239965
3 √n
234.11159967589
4 √n
59.850419580789
5 √n
26.403029411779
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
-12831244
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 12831245 can be divided by 8 positive divisors.
The sum of these divisors (counting 12831245) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000111100101000001101
3
Ternary
220010220011022
4
Quaternary
300330220031
5
Quinary
11241044440
6
Senary
1135003525
8
Octal
60745015
10
Decimal
12831245
12
Duodecimal
43695a5
16
Hexadecimal
c3ca0d
20
Vigesimal
403i25
36
Base36
7n0nh
md5
d8c49c2334baf86c8804bb1afecae367
sha1
ca9537025571e182727ac7af7437b34a87fb142e
sha256
311394310c08536ac34a7ebf3b040b3bac902844bcf24cda26a9981da442b59a
sha512
4d3353ea22654c4696b539cd9838ea81aa022d2d25dab688bf2e5c7d94ce3acdc6f8a0e3a2d376e593ddd9086335111d6fdc7d354329cdce614026fbb2651c8d
ripemd-160
193b1ca7cf48c678429a6e8ca5be6e22226463b6
Diameter
25662490
Circumference
80621090.056822
Area
5.1723447934307E+14
Volume
8.8490164358645E+21
Surface area
2.0689379173723E+15
Circumference
80621090.056822
Perimeter
51324980
Area
164640848250025
Diagonal
18146120.701132
Surface area
987845089500150
Volume
2.1125470609039E+21
Space diagonal
22224368.264364
Perimeter
38493735
Area
71291578542570
Altitude
11112184.132182
Surface area
71291578542570
Volume
2.4896605872348E+20
Height
6048706.9003773