12921212 is an even 8-digits composite number following 12921211
and preceding 12921213 . In scientific notation, it is written as 1.2921212 × 10^7.
The sum of its digits is 20. It has a total of 4 prime factors and 12 positive divisors.
There are 6441600 positive integers (up to 12921212) that are relatively prime to 12921212.
12921212 has 12 divisors, whose sum is 22678656
The reverse of 12921212 is 21212921
Previous prime number is 353
Is Prime? no
Number parity even
Number length 8
Sum of Digits 20
Digital Root 2
Name
twelve million nine hundred twenty-one thousand two hundred twelve
Scientific notation
1.2921212 × 10^7
Engineering notation
1.2921212 × 10^6
Prime Factorization
2 × 2 × 353 × 9151
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6460606
Product of the distinct prime numbers
The prime factorization of 12921212 is 2 × 2 × 353 × 9151.
Since it has a total of 4 prime factors.
4 , 9 , 74 , 30 , 394 , 266 , 2573 , 7828 , 7231 , 29774 , 897189 , 975084 , 3401716 , 2460448 , 58516798 , 13828718 , 338102684 , 781570125 , 1597511841 , 5087996786
n×2
25842424
n×3
38763636
n×4
51684848
n×5
64606060
n÷2
6460606
n÷3
4307070.6666667
n÷3
3230303
n÷5
2584242.4
n2
166957719548944
n3
2.1572960893284E+21
n4
2.7874880116984E+28
n5
3.6017723546613E+35
2 √n
3594.6087408785
3 √n
234.65748805497
4 √n
59.955056007634
5 √n
26.439951271395
1 , 2 , 4 , 353 , 706 , 1412 , 9151 , 18302 , 36604 , 3230303 , 6460606 , 12921212
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
-12921211
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 12921212 can be divided by 12 positive divisors.
The sum of these divisors (counting 12921212) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110001010010100101111100
3
Ternary
220022110120102
4
Quaternary
301102211330
5
Quinary
11301434322
6
Senary
1140540232
8
Octal
61224574
10
Decimal
12921212
12
Duodecimal
43b1678
16
Hexadecimal
c5297c
20
Vigesimal
40f30c
36
Base36
7oy2k
md5
9da65a8866d0bb120baf82e0b734917f
sha1
b53c283eec82b9756698648d40b92533017f4dbc
sha256
874e2ae70e1b808bf05b6300c8c407b71ae439b04c224d9e523211708f481974
sha512
34b4d43725862caab8d7b5fc5e10a1542695e4254c88f91e17cff2c70829498f2ca0e6b6eb9caed77ac18a1adc5b34744c0ee8b189573f7011f04c27c79f2157
ripemd-160
9bae75af099b7d50d19f10439e29214c634a61c5
Diameter
25842424
Circumference
81186369.389353
Area
5.2451314519507E+14
Volume
9.036460727803E+21
Surface area
2.0980525807803E+15
Circumference
81186369.389353
Perimeter
51684848
Area
166957719548944
Diagonal
18273353.252698
Surface area
1001746317293664
Volume
2.1572960893284E+21
Space diagonal
22380195.679369
Perimeter
38763636
Area
72294813243652
Altitude
11190097.839684
Surface area
72294813243652
Volume
2.5423978229856E+20
Height
6091117.7508993