12421808 is an even 8-digits composite number following 12421807
and preceding 12421809 . In scientific notation, it is written as 1.2421808 × 10^7.
The sum of its digits is 26. It has a total of 6 prime factors and 20 positive divisors.
There are 5323584 positive integers (up to 12421808) that are relatively prime to 12421808.
12421808 has 20 divisors, whose sum is 27505680
The reverse of 12421808 is 80812421
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
twelve million four hundred twenty-one thousand eight hundred eight
Scientific notation
1.2421808 × 10^7
Engineering notation
1.2421808 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 7 × 110909
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
1552726
Product of the distinct prime numbers
The prime factorization of 12421808 is 2 × 2 × 2 × 2 × 7 × 110909.
Since it has a total of 6 prime factors.
6 , 8 , 55 , 52 , 723 , 596 , 4292 , 288 , 97320 , 32161 , 68401 , 583874 , 9749221 , 4857741 , 53829681 , 51854961 , 872158761 , 19356989 , 1777567084 , 5267315447
n×2
24843616
n×3
37265424
n×4
49687232
n×5
62109040
n÷2
6210904
n÷3
4140602.6666667
n÷3
3105452
n÷5
2484361.6
n2
154301313988864
n3
1.9167012965174E+21
n4
2.380889549869E+28
n5
2.9574952857679E+35
2 √n
3524.4585399746
3 √n
231.59451565629
4 √n
59.367150344063
5 √n
26.232335760322
1 , 2 , 4 , 7 , 8 , 14 , 16 , 28 , 56 , 112 , 110909 , 221818 , 443636 , 776363 , 887272 , 1552726 , 1774544 , 3105452 , 6210904 , 12421808
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12421807
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12421808 can be divided by 20 positive divisors.
The sum of these divisors (counting 12421808) is 1, the average is 0.05.
Base
System
Value
2
Binary
101111011000101010110000
3
Ternary
212101002111222
4
Quaternary
233120222300
5
Quinary
11134444213
6
Senary
1122124212
8
Octal
57305260
10
Decimal
12421808
12
Duodecimal
41b0668
16
Hexadecimal
bd8ab0
20
Vigesimal
3hcea8
36
Base36
7e8q8
md5
c1fc4515bbe2ce9c889e90e8fd7fd3d6
sha1
66894103bc9f5b77b44f3d723df3b1dd7f262262
sha256
8f7a354df8944f0898b2ba9d7ea7c5ebebfdfe19464e50953809e60f0f29f843
sha512
aef0e868d259ea12685b51e97da7698e110ed0eba27d5b38322041638e3283a945ace3aec56022592485ad9fa70804001d2c56d0174a34770cbe11ae5fead765
ripemd-160
0c0c7b3d43816aa8ff44ffc678ad0015b02d9f64
Diameter
24843616
Circumference
78048521.514206
Area
4.8475187446667E+14
Volume
8.0286596163534E+21
Surface area
1.9390074978667E+15
Circumference
78048521.514206
Perimeter
49687232
Area
154301313988864
Diagonal
17567089.342795
Surface area
925807883933184
Volume
1.9167012965174E+21
Space diagonal
21515202.577866
Perimeter
37265424
Area
66814428875838
Altitude
10757601.288933
Surface area
66814428875838
Volume
2.2588541404608E+20
Height
5855696.4475982