20181514 is an even 8-digits composite number following 20181513
and preceding 20181515 . In scientific notation, it is written as 2.0181514 × 10^7.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 10090756 positive integers (up to 20181514) that are relatively prime to 20181514.
20181514 has 4 divisors, whose sum is 30272274
The reverse of 20181514 is 41518102
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million one hundred eighty-one thousand five hundred fourteen
Scientific notation
2.0181514 × 10^7
Engineering notation
2.0181514 × 10^6
Prime Factorization
2 × 10090757
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20181514
Product of the distinct prime numbers
The prime factorization of 20181514 is 2 × 10090757.
Since it has a total of 2 prime factors.
2 , 3 , 36 , 17 , 746 , 488 , 4322 , 6305 , 99439 , 11432 , 144089 , 186134 , 9894719 , 579362 , 47185047 , 78637408 , 815313520 , 223942763 , 1497146469 , 8032464671
n×2
40363028
n×3
60544542
n×4
80726056
n×5
100907570
n÷2
10090757
n÷3
6727171.3333333
n÷3
5045378.5
n÷5
4036302.8
n2
407293507332196
n3
8.2197996203338E+21
n4
1.6588800111496E+29
n5
3.3478710169336E+36
2 √n
4492.3839996153
3 √n
272.26046453037
4 √n
67.025248970931
5 √n
28.906183060655
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20181513
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20181514 can be divided by 4 positive divisors.
The sum of these divisors (counting 20181514) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111111001000001010
3
Ternary
1101222022211111
4
Quaternary
1030333020022
5
Quinary
20131302024
6
Senary
2000320534
8
Octal
114771012
10
Decimal
20181514
12
Duodecimal
691314a
16
Hexadecimal
133f20a
20
Vigesimal
662dfe
36
Base36
c0k5m
md5
bfe1bbf7d4ee61f43c99cc73886a60da
sha1
e5d0ec0a13c4aef9a9e5850d722445fe1c78d3c7
sha256
5eab8a8ab5bc6914e8d6c9ecca4d2bdcc7301ff0b91abc6ed0290bed066b4a98
sha512
42b77b3b530c7e830e3255cab21a864df09141f1cf122377722dbb576e07f35234b9592785dd70a9a4b89ad7b931e9b9c091aa7b283dcd8acf67def7266350f1
ripemd-160
0601dc900b4efe453c42a7af134c57471e791e94
Diameter
40363028
Circumference
126804192.24144
Area
1.2795502904896E+15
Volume
3.4431016134961E+22
Surface area
5.1182011619586E+15
Circumference
126804192.24144
Perimeter
80726056
Area
407293507332196
Diagonal
28540970.808022
Surface area
2443761043993176
Volume
8.2197996203338E+21
Space diagonal
34955407.621663
Perimeter
60544542
Area
1.7636326207307E+14
Altitude
17477703.810831
Surface area
1.7636326207307E+14
Volume
9.6871267525544E+20
Height
9513656.9360075