12821212 is an even 8-digits composite number following 12821211
and preceding 12821213 . In scientific notation, it is written as 1.2821212 × 10^7.
The sum of its digits is 19. It has a total of 4 prime factors and 12 positive divisors.
There are 6131840 positive integers (up to 12821212) that are relatively prime to 12821212.
12821212 has 12 divisors, whose sum is 23412816
The reverse of 12821212 is 21212821
Previous prime number is 23
Is Prime? no
Number parity even
Number length 8
Sum of Digits 19
Digital Root 1
Name
twelve million eight hundred twenty-one thousand two hundred twelve
Scientific notation
1.2821212 × 10^7
Engineering notation
1.2821212 × 10^6
Prime Factorization
2 × 2 × 23 × 139361
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6410606
Product of the distinct prime numbers
The prime factorization of 12821212 is 2 × 2 × 23 × 139361.
Since it has a total of 4 prime factors.
7 , 5 , 55 , 4 , 833 , 900 , 6907 , 139 , 39323 , 64406 , 424894 , 692303 , 6056684 , 3412086 , 64087046 , 66226067 , 401351607 , 770300243 , 7478285329 , 1825606511
n×2
25642424
n×3
38463636
n×4
51284848
n×5
64106060
n÷2
6410606
n÷3
4273737.3333333
n÷3
3205303
n÷5
2564242.4
n2
164383477148944
n3
2.1075954098238E+21
n4
2.7021927559577E+28
n5
3.4645386188998E+35
2 √n
3580.672003968
3 √n
234.05056496083
4 √n
59.838716596932
5 √n
26.398899111319
1 , 2 , 4 , 23 , 46 , 92 , 139361 , 278722 , 557444 , 3205303 , 6410606 , 12821212
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
-12821211
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 12821212 can be divided by 12 positive divisors.
The sum of these divisors (counting 12821212) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110000111010001011011100
3
Ternary
220010101101201
4
Quaternary
300322023130
5
Quinary
11240234322
6
Senary
1134445244
8
Octal
60721334
10
Decimal
12821212
12
Duodecimal
4363824
16
Hexadecimal
c3a2dc
20
Vigesimal
402d0c
36
Base36
7msws
md5
001b1ad309209b77946fae8a6dc7f16a
sha1
3fed8f36f3e7c6f8cdb399efa5e5e25e0b1dda24
sha256
a0138c0d9b7eab491fc5a50b0a843e27f39f0da64fe212e24ce9a8efb6cd0399
sha512
da13ab2258cf905e5748741c479eee70e14444088b148df4757e5b4378ee4738024ed91d21a1ea8c7817498e28af38343bd1993f67f38daf43f3aab9b7161782
ripemd-160
340f02028d5023c63ab039ddcd13da640b0c109d
Diameter
25642424
Circumference
80558050.858635
Area
5.1642592418267E+14
Volume
8.8282750083226E+21
Surface area
2.0657036967307E+15
Circumference
80558050.858635
Perimeter
51284848
Area
164383477148944
Diagonal
18131931.896461
Surface area
986300862893664
Volume
2.1075954098238E+21
Space diagonal
22206990.598612
Perimeter
38463636
Area
71180133586702
Altitude
11103495.299306
Surface area
71180133586702
Volume
2.4838250104734E+20
Height
6043977.2988202