12821185 is an odd 8-digits composite number following 12821184
and preceding 12821186 . In scientific notation, it is written as 1.2821185 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 9467328 positive integers (up to 12821185) that are relatively prime to 12821185.
12821185 has 4 divisors, whose sum is 12837204
The reverse of 12821185 is 58112821
Previous prime number is 845
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twelve million eight hundred twenty-one thousand one hundred eighty-five
Scientific notation
1.2821185 × 10^7
Engineering notation
1.2821185 × 10^6
Prime Factorization
845 × 15173
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12821185
Product of the distinct prime numbers
The prime factorization of 12821185 is 845 × 15173.
Since it has a total of 2 prime factors.
6 , 3 , 58 , 48 , 126 , 934 , 2857 , 4190 , 61265 , 42099 , 813663 , 656189 , 753252 , 4793906 , 86100941 , 57962332 , 768758687 , 75830910 , 4364920852 , 8206977931
n×2
25642370
n×3
38463555
n×4
51284740
n×5
64105925
n÷2
6410592.5
n÷3
4273728.3333333
n÷3
3205296.25
n÷5
2564237
n2
164382784804225
n3
2.1075820947902E+21
n4
2.7021699939992E+28
n5
3.4645021394513E+35
2 √n
3580.668233724
3 √n
234.05040066618
4 √n
59.838685093541
5 √n
26.3988879927
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
-12821184
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 12821185 can be divided by 4 positive divisors.
The sum of these divisors (counting 12821185) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000111010001011000001
3
Ternary
220010101100201
4
Quaternary
300322023001
5
Quinary
11240234220
6
Senary
1134445201
8
Octal
60721301
10
Decimal
12821185
12
Duodecimal
4363801
16
Hexadecimal
c3a2c1
20
Vigesimal
402cj5
36
Base36
7msw1
md5
152cf1ed0d6f17da9a1fc8e122014610
sha1
d674ed9c2f09ae1403de8bfef62ff5b9c8492fbd
sha256
f0190524e6532f3973fd2519067891f979b9ee840b24de3f483aff4426d3f0c0
sha512
e99a520deeb55171796fd476aeea1ffe4922f4db5fa82d285bb376a0fa26fbe5b8c0ad3e1defc7122af6c81227b36e474b2e4e8f95ac7acbb29d1259fb25e8c8
ripemd-160
bcc10a300bf37ec4a76f4e9d0ee9aee401ebd246
Diameter
25642370
Circumference
80557881.212631
Area
5.1642374911759E+14
Volume
8.8282192344402E+21
Surface area
2.0656949964703E+15
Circumference
80557881.212631
Perimeter
51284740
Area
164382784804225
Diagonal
18131893.712694
Surface area
986296708825350
Volume
2.1075820947902E+21
Space diagonal
22206943.83324
Perimeter
38463555
Area
71179833792645
Altitude
11103471.91662
Surface area
71179833792645
Volume
2.4838093185558E+20
Height
6043964.5708982