20180306 is an even 8-digits composite number following 20180305
and preceding 20180307 . In scientific notation, it is written as 2.0180306 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 10068948 positive integers (up to 20180306) that are relatively prime to 20180306.
20180306 has 8 divisors, whose sum is 30334080
The reverse of 20180306 is 60308102
Previous prime number is 487
Is Prime? no
Number parity even
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million one hundred eighty thousand three hundred six
Scientific notation
2.0180306 × 10^7
Engineering notation
2.0180306 × 10^6
Prime Factorization
2 × 487 × 20719
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20180306
Product of the distinct prime numbers
The prime factorization of 20180306 is 2 × 487 × 20719.
Since it has a total of 3 prime factors.
7 , 5 , 17 , 17 , 586 , 945 , 5279 , 9906 , 96146 , 76892 , 800039 , 958542 , 6944558 , 1321666 , 19025969 , 55148184 , 442618253 , 786726209 , 893505415 , 1205235376
n×2
40360612
n×3
60540918
n×4
80721224
n×5
100901530
n÷2
10090153
n÷3
6726768.6666667
n÷3
5045076.5
n÷5
4036061.2
n2
407244750253636
n3
8.218323677012E+21
n4
1.6584828660915E+29
n5
3.3468691733483E+36
2 √n
4492.2495478324
3 √n
272.2550322124
4 √n
67.02424596989
5 √n
28.905837006288
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
-20180305
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 20180306 can be divided by 8 positive divisors.
The sum of these divisors (counting 20180306) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111110110101010010
3
Ternary
1101222021011202
4
Quaternary
1030332311102
5
Quinary
20131232211
6
Senary
2000311202
8
Octal
114766522
10
Decimal
20180306
12
Duodecimal
6912502
16
Hexadecimal
133ed52
20
Vigesimal
662af6
36
Base36
c0j82
md5
29047fc08d6560dd95bc797dfa554232
sha1
a8a3a14f3fd1761ae2b0363cbb6fb8239d83ebb1
sha256
3de3968173f69b94a1911ba41c381c6aa35164f645c94ca6398e0b9def5a991d
sha512
0c2fe07346f9cbf2c614ee6ba5517d80a1f66f70c0df9ae143423842458dac8360ee263f88bb172ec3d45e22ed1770cafa1f57db857d75242b21460a52c1ef9c
ripemd-160
95804430f0c3ded4dc39063e3d54940b07b52fb4
Diameter
40360612
Circumference
126796602.15359
Area
1.2793971156098E+15
Volume
3.4424833718032E+22
Surface area
5.1175884624393E+15
Circumference
126796602.15359
Perimeter
80721224
Area
407244750253636
Diagonal
28539262.438039
Surface area
2443468501521816
Volume
8.218323677012E+21
Space diagonal
34953315.304287
Perimeter
60540918
Area
1.7634214963875E+14
Altitude
17476657.652144
Surface area
1.7634214963875E+14
Volume
9.6853873366685E+20
Height
9513087.4793464