20181933 is an odd 8-digits composite number following 20181932
and preceding 20181934 . In scientific notation, it is written as 2.0181933 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 12746160 positive integers (up to 20181933) that are relatively prime to 20181933.
20181933 has 8 divisors, whose sum is 22031520
The reverse of 20181933 is 33918102
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million one hundred eighty-one thousand nine hundred thirty-three
Scientific notation
2.0181933 × 10^7
Engineering notation
2.0181933 × 10^6
Prime Factorization
27 × 19 × 39341
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20181933
Product of the distinct prime numbers
The prime factorization of 20181933 is 27 × 19 × 39341.
Since it has a total of 3 prime factors.
8 , 10 , 47 , 47 , 732 , 301 , 5375 , 5073 , 65567 , 12251 , 669112 , 939646 , 3744400 , 1481586 , 98597006 , 38016906 , 701366803 , 671493210 , 6522552190 , 4283641196
n×2
40363866
n×3
60545799
n×4
80727732
n×5
100909665
n÷2
10090966.5
n÷3
6727311
n÷3
5045483.25
n÷5
4036386.6
n2
407310419616489
n3
8.2203115989019E+21
n4
1.6590177792816E+29
n5
3.348218566727E+36
2 √n
4492.4306338551
3 √n
272.2623487026
4 √n
67.025596855643
5 √n
28.906303087231
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
-20181932
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 20181933 can be divided by 8 positive divisors.
The sum of these divisors (counting 20181933) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111111001110101101
3
Ternary
1101222100102000
4
Quaternary
1030333032231
5
Quinary
20131310213
6
Senary
2000322513
8
Octal
114771655
10
Decimal
20181933
12
Duodecimal
6913439
16
Hexadecimal
133f3ad
20
Vigesimal
662egd
36
Base36
c0kh9
md5
dfc23930ee4e5bfeb1c70cd89f408bed
sha1
a495d8f6114210e1a4059941ab3d3da63624c781
sha256
da820f491154844d7774706aa300338fe1e18f493c38334b4ac04f3896789a99
sha512
708b48aff022dbf629ac9f81d2ec4174f3a62c7fc209c7a8b26add0a115777db7ea612f7fc254df4579d0b9093bb8f572df92cba94ef8604d1caa233a36e95fc
ripemd-160
b0f3e88fd9158df8194036d6eab6c1441627b406
Diameter
40363866
Circumference
126806824.89608
Area
1.2796034219977E+15
Volume
3.4433160705772E+22
Surface area
5.118413687991E+15
Circumference
126806824.89608
Perimeter
80727732
Area
407310419616489
Diagonal
28541563.363505
Surface area
2443862517698934
Volume
8.2203115989019E+21
Space diagonal
34956133.350951
Perimeter
60545799
Area
1.7637058530699E+14
Altitude
17478066.675475
Surface area
1.7637058530699E+14
Volume
9.6877301250832E+20
Height
9513854.4545017