19986005 is an odd 8-digits composite number following 19986004
and preceding 19986006 . In scientific notation, it is written as 1.9986005 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 13981248 positive integers (up to 19986005) that are relatively prime to 19986005.
19986005 has 8 divisors, whose sum is 24081792
The reverse of 19986005 is 50068991
Previous prime number is 247
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
nineteen million nine hundred eighty-six thousand five
Scientific notation
1.9986005 × 10^7
Engineering notation
1.9986005 × 10^6
Prime Factorization
5 × 247 × 16183
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19986005
Product of the distinct prime numbers
The prime factorization of 19986005 is 5 × 247 × 16183.
Since it has a total of 3 prime factors.
2 , 10 , 1 , 16 , 132 , 140 , 4516 , 4972 , 44861 , 35950 , 302475 , 430221 , 1942213 , 36395 , 26196243 , 50840771 , 915430112 , 161869105 , 6782353087 , 44931606
n×2
39972010
n×3
59958015
n×4
79944020
n×5
99930025
n÷2
9993002.5
n÷3
6662001.6666667
n÷3
4996501.25
n÷5
3997201
n2
399440395860025
n3
7.9832177488604E+21
n4
1.5955262984481E+29
n5
3.1888196578416E+36
2 √n
4470.5709926138
3 √n
271.3784330949
4 √n
66.862328650846
5 √n
28.849958870364
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
-19986004
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 19986005 can be divided by 8 positive divisors.
The sum of these divisors (counting 19986005) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100001111011001010101
3
Ternary
1101121101122102
4
Quaternary
1030033121111
5
Quinary
20104023010
6
Senary
1552211445
8
Octal
114173125
10
Decimal
19986005
12
Duodecimal
6839b85
16
Hexadecimal
130f655
20
Vigesimal
64i505
36
Base36
bwdat
md5
c82af270cca79364ceaa30bcc0797355
sha1
a2c55b34a885141963793ca7dcd0d01e9d479012
sha256
a205502b381ba7a83e8b1f22903c0f4451c28837bd816df3e79b0f7b25c4aba3
sha512
6ad0e4dfd8107539576df264dfe89dd524943cd2b233372bd07e934dfc692cab0ed5405b86fbad47a3f17481bf0fe9d8dfd839ddf34e3a8d6d740532ee0ed9ed
ripemd-160
de4d49e39db928bbcc433e8281a2e6882d744a32
Diameter
39972010
Circumference
125575772.96522
Area
1.2548790131809E+15
Volume
3.3440024309103E+22
Surface area
5.0195160527234E+15
Circumference
125575772.96522
Perimeter
79944020
Area
399440395860025
Diagonal
28264479.328656
Surface area
2396642375160150
Volume
7.9832177488604E+21
Space diagonal
34616776.100326
Perimeter
59958015
Area
1.7296276505625E+14
Altitude
17308388.050163
Surface area
1.7296276505625E+14
Volume
9.40831234318E+20
Height
9421493.1095522