12821131 is an odd 8-digits composite number following 12821130
and preceding 12821132 . In scientific notation, it is written as 1.2821131 × 10^7.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 12696552 positive integers (up to 12821131) that are relatively prime to 12821131.
12821131 has 4 divisors, whose sum is 12945712
The reverse of 12821131 is 13112821
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twelve million eight hundred twenty-one thousand one hundred thirty-one
Scientific notation
1.2821131 × 10^7
Engineering notation
1.2821131 × 10^6
Prime Factorization
103 × 124477
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12821131
Product of the distinct prime numbers
The prime factorization of 12821131 is 103 × 124477.
Since it has a total of 2 prime factors.
9 , 7 , 5 , 78 , 871 , 353 , 6543 , 3055 , 41064 , 62280 , 992555 , 904213 , 7228930 , 6055155 , 61391271 , 17905055 , 731811134 , 786357052 , 4730722627 , 8982485984
n×2
25642262
n×3
38463393
n×4
51284524
n×5
64105655
n÷2
6410565.5
n÷3
4273710.3333333
n÷3
3205282.75
n÷5
2564226.2
n2
164381400119161
n3
2.1075554648912E+21
n4
2.7021244705136E+28
n5
3.464429181476E+35
2 √n
3580.6606932241
3 √n
234.05007207619
4 √n
59.83862208661
5 √n
26.398865755405
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
-12821130
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 12821131 can be divided by 4 positive divisors.
The sum of these divisors (counting 12821131) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000111010001010001011
3
Ternary
220010101021201
4
Quaternary
300322022023
5
Quinary
11240234011
6
Senary
1134445031
8
Octal
60721213
10
Decimal
12821131
12
Duodecimal
4363777
16
Hexadecimal
c3a28b
20
Vigesimal
402cgb
36
Base36
7msuj
md5
5b1f193756e117931e5f565399daa42e
sha1
062e5f84940cc4ae8a5acfb0f12551b071993384
sha256
e7dd619e94484c3e220f557f382ee92f11d5f7a6451105ae147f38ae969ab90e
sha512
72302a8e093b2241d1ebb87f915d88e3017d5e3d6a6671372a6c7f87eeefd5fe060e4d65b34e2e0f8f718bad74a47f45366ae67acce1f416682378421bc1ccd6
ripemd-160
bddd5d4e111f3231b49838bae611c61119cb463d
Diameter
25642262
Circumference
80557541.920625
Area
5.1641939900116E+14
Volume
8.8281076873802E+21
Surface area
2.0656775960046E+15
Circumference
80557541.920625
Perimeter
51284524
Area
164381400119161
Diagonal
18131817.345162
Surface area
986288400714966
Volume
2.1075554648912E+21
Space diagonal
22206850.302496
Perimeter
38463393
Area
71179234206424
Altitude
11103425.151248
Surface area
71179234206424
Volume
2.4837779349189E+20
Height
6043939.115054