12021818 is an even 8-digits composite number following 12021817
and preceding 12021819 . In scientific notation, it is written as 1.2021818 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 5848416 positive integers (up to 12021818) that are relatively prime to 12021818.
12021818 has 8 divisors, whose sum is 18520212
The reverse of 12021818 is 81812021
Previous prime number is 37
Is Prime? no
Number parity even
Number length 8
Sum of Digits 23
Digital Root 5
Name
twelve million twenty-one thousand eight hundred eighteen
Scientific notation
1.2021818 × 10^7
Engineering notation
1.2021818 × 10^6
Prime Factorization
2 × 37 × 162457
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12021818
Product of the distinct prime numbers
The prime factorization of 12021818 is 2 × 37 × 162457.
Since it has a total of 3 prime factors.
5 , 6 , 99 , 100 , 666 , 7 , 8060 , 5298 , 42018 , 80999 , 502633 , 244946 , 1740291 , 1468385 , 32711113 , 10779689 , 45364938 , 359518539 , 6339484604 , 2239593499
n×2
24043636
n×3
36065454
n×4
48087272
n×5
60109090
n÷2
6010909
n÷3
4007272.6666667
n÷3
3005454.5
n÷5
2404363.6
n2
144524108025124
n3
1.7374425232904E+21
n4
2.0887217800458E+28
n5
2.5110233092346E+35
2 √n
3467.2493420578
3 √n
229.08151658928
4 √n
58.883353692345
5 √n
26.06117723534
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12021817
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12021818 can be divided by 8 positive divisors.
The sum of these divisors (counting 12021818) is 1, the average is 0.125.
Base
System
Value
2
Binary
101101110111000000111010
3
Ternary
211121202211112
4
Quaternary
231313000322
5
Quinary
11034144233
6
Senary
1105400322
8
Octal
55670072
10
Decimal
12021818
12
Duodecimal
40390a2
16
Hexadecimal
b7703a
20
Vigesimal
3f2eai
36
Base36
75o3e
md5
d512c953410a17813ce5de88ddd66b93
sha1
9062feea4e9e4c52ff8c6b678c2182a52999f2dc
sha256
ed2a6f3c37fbe7074e4d8e8c781956a4e4cc78b2a4e0dad2b739095afa84a41a
sha512
ff8c7322f29bff1d591a97de244abbcd2dc7094149af2a7f5689d2b463b070791a5834ccaf740bec25082d7fff1c05eb2ccc6a5f48f330fc4ad74270399cd080
ripemd-160
60d10fbc45ee6f8a783681e32de9152342cd018e
Diameter
24043636
Circumference
75535310.223187
Area
4.5403587603835E+14
Volume
7.2777822229381E+21
Surface area
1.8161435041534E+15
Circumference
75535310.223187
Perimeter
48087272
Area
144524108025124
Diagonal
17001418.059981
Surface area
867144648150744
Volume
1.7374425232904E+21
Space diagonal
20822399.575346
Perimeter
36065454
Area
62580774504522
Altitude
10411199.787673
Surface area
62580774504522
Volume
2.0475956502342E+20
Height
5667139.353327