19982405 is an odd 8-digits composite number following 19982404
and preceding 19982406 . In scientific notation, it is written as 1.9982405 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 15553728 positive integers (up to 19982405) that are relatively prime to 19982405.
19982405 has 4 divisors, whose sum is 20090604
The reverse of 19982405 is 50428991
Previous prime number is 185
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
nineteen million nine hundred eighty-two thousand four hundred five
Scientific notation
1.9982405 × 10^7
Engineering notation
1.9982405 × 10^6
Prime Factorization
185 × 108013
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19982405
Product of the distinct prime numbers
The prime factorization of 19982405 is 185 × 108013.
Since it has a total of 2 prime factors.
7 , 1 , 21 , 19 , 781 , 203 , 372 , 2331 , 62443 , 92087 , 915292 , 393939 , 4331529 , 4237702 , 86559471 , 63444820 , 693677481 , 574158155 , 2590060714 , 2740206753
n×2
39964810
n×3
59947215
n×4
79929620
n×5
99912025
n÷2
9991202.5
n÷3
6660801.6666667
n÷3
4995601.25
n÷5
3996481
n2
399296509584025
n3
7.9789045695944E+21
n4
1.5943770256599E+29
n5
3.1859487449431E+36
2 √n
4470.1683413491
3 √n
271.36213800868
4 √n
66.859317535772
5 √n
28.848919469684
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
-19982404
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 19982405 can be divided by 4 positive divisors.
The sum of these divisors (counting 19982405) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100001110100001000101
3
Ternary
1101121012201002
4
Quaternary
1030032201011
5
Quinary
20103414110
6
Senary
1552143045
8
Octal
114164105
10
Decimal
19982405
12
Duodecimal
6837a85
16
Hexadecimal
130e845
20
Vigesimal
64hg05
36
Base36
bwait
md5
fa282817ba362cd6115f5bb2cb5a7c59
sha1
224ce6faa7c793707d632206f2f086c5376df1f3
sha256
7cc0fa234653153146f945fedba26ed49c4c02c37bca79d2d6b3418a6075dd0a
sha512
af534b2b59ccb7c88a19b83bca86efd468a0750e7e1a97f989b3e7f88957b60f23a45307eacd4f8e569bf7e28984b766fbb3614222ac9dbcb4c1030b561ac31b
ripemd-160
c3a0ab90fa5e0b674f2c582e7d752abaa8dc02cd
Diameter
39964810
Circumference
125553153.49811
Area
1.2544269811132E+15
Volume
3.3421957306042E+22
Surface area
5.0177079244529E+15
Circumference
125553153.49811
Perimeter
79929620
Area
399296509584025
Diagonal
28259388.159832
Surface area
2395779057504150
Volume
7.9789045695944E+21
Space diagonal
34610540.717418
Perimeter
59947215
Area
1.7290046047111E+14
Altitude
17305270.358709
Surface area
1.7290046047111E+14
Volume
9.4032292126675E+20
Height
9419796.0532773