19986009 is an odd 8-digits composite number following 19986008
and preceding 19986010 . In scientific notation, it is written as 1.9986009 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 13324004 positive integers (up to 19986009) that are relatively prime to 19986009.
19986009 has 4 divisors, whose sum is 26648016
The reverse of 19986009 is 90068991
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
nineteen million nine hundred eighty-six thousand nine
Scientific notation
1.9986009 × 10^7
Engineering notation
1.9986009 × 10^6
Prime Factorization
3 × 6662003
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19986009
Product of the distinct prime numbers
The prime factorization of 19986009 is 3 × 6662003.
Since it has a total of 2 prime factors.
2 , 8 , 98 , 68 , 917 , 629 , 9686 , 3788 , 40629 , 61744 , 608890 , 527012 , 4797147 , 3270204 , 48605549 , 98556705 , 336142609 , 740231212 , 5422206701 , 6849935188
n×2
39972018
n×3
59958027
n×4
79944036
n×5
99930045
n÷2
9993004.5
n÷3
6662003
n÷3
4996502.25
n÷5
3997201.8
n2
399440555748081
n3
7.9832225421461E+21
n4
1.5955275757634E+29
n5
3.1888228488955E+36
2 √n
4470.5714399839
3 √n
271.37845119946
4 √n
66.862331996304
5 √n
28.84996002517
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
-19986008
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 19986009 can be divided by 4 positive divisors.
The sum of these divisors (counting 19986009) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100001111011001011001
3
Ternary
1101121101122120
4
Quaternary
1030033121121
5
Quinary
20104023014
6
Senary
1552211453
8
Octal
114173131
10
Decimal
19986009
12
Duodecimal
6839b89
16
Hexadecimal
130f659
20
Vigesimal
64i509
36
Base36
bwdax
md5
83362475bdf606f2092f140c76448c51
sha1
45472c286109f28b10d2db937809569fac3f8445
sha256
e4f5f92bcc384526f723ea429fcd7c8cf03ccc7bd3a4b22e0ffbe2b0337476d9
sha512
219942f777e69d41e568e6a83f56358e1a82259c578c918be5f06e3e04a0226574daefe45e3a1bcca1cd519a915c9af1de3577b7027418a01f5a3bec09d7fce7
ripemd-160
67d36a35f4d83533fcac01b64ca21353303080ea
Diameter
39972018
Circumference
125575798.09796
Area
1.254879515484E+15
Volume
3.3440044387172E+22
Surface area
5.019518061936E+15
Circumference
125575798.09796
Perimeter
79944036
Area
399440555748081
Diagonal
28264484.985511
Surface area
2396643334488486
Volume
7.9832225421461E+21
Space diagonal
34616783.028529
Perimeter
59958027
Area
1.7296283428981E+14
Altitude
17308391.514264
Surface area
1.7296283428981E+14
Volume
9.4083179921214E+20
Height
9421494.9951702