19985984 is an even 8-digits composite number following 19985983
and preceding 19985985 . In scientific notation, it is written as 1.9985984 × 10^7.
The sum of its digits is 53. It has a total of 7 prime factors and 14 positive divisors.
There are 9992960 positive integers (up to 19985984) that are relatively prime to 19985984.
19985984 has 14 divisors, whose sum is 39659814
The reverse of 19985984 is 48958991
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 53
Digital Root 8
Name
nineteen million nine hundred eighty-five thousand nine hundred eighty-four
Scientific notation
1.9985984 × 10^7
Engineering notation
1.9985984 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 312281
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
624562
Product of the distinct prime numbers
The prime factorization of 19985984 is 2 × 2 × 2 × 2 × 2 × 2 × 312281.
Since it has a total of 7 prime factors.
9 , 2 , 67 , 92 , 166 , 444 , 6977 , 9571 , 32589 , 47618 , 660036 , 764810 , 6089395 , 9102748 , 51089140 , 49811512 , 820848611 , 19076521 , 5412415739 , 441968685
n×2
39971968
n×3
59957952
n×4
79943936
n×5
99929920
n÷2
9992992
n÷3
6661994.6666667
n÷3
4996496
n÷5
3997196.8
n2
399439556448256
n3
7.9831925841419E+21
n4
1.5955195925558E+29
n5
3.1888029048507E+36
2 √n
4470.5686439199
3 √n
271.3783380459
4 √n
66.862311087188
5 √n
28.849952807628
1 , 2 , 4 , 8 , 16 , 32 , 64 , 312281 , 624562 , 1249124 , 2498248 , 4996496 , 9992992 , 19985984
14 divisors
τ
Total Divisors
14
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19985983
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.071428571428571
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
14
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19985984 can be divided by 14 positive divisors.
The sum of these divisors (counting 19985984) is 1, the average is 0.071428571428571.
Base
System
Value
2
Binary
1001100001111011001000000
3
Ternary
1101121101121122
4
Quaternary
1030033121000
5
Quinary
20104022414
6
Senary
1552211412
8
Octal
114173100
10
Decimal
19985984
12
Duodecimal
6839b68
16
Hexadecimal
130f640
20
Vigesimal
64i4j4
36
Base36
bwda8
md5
d9c8ff42f8680149cd49cd20112580e0
sha1
57e4384a745b1cca39789dd5f56c3b3c4379cca4
sha256
c9fb2321caef1ade5615400bc2b98b8c3122c6df78a007bf7e1da1f8e515987b
sha512
944710ead1bd9c90e5129de19ccf31559abf6c8819f0c884df123bdab6806c451a958133c20aa9c9abfdf06cc136bbe4926596c9fbbd16340a89112b92173888
ripemd-160
81f353b9ccef7c226165e92f83203c4500deeb8e
Diameter
39971968
Circumference
125575641.01833
Area
1.254876376091E+15
Volume
3.3439918899377E+22
Surface area
5.019505504364E+15
Circumference
125575641.01833
Perimeter
79943936
Area
399439556448256
Diagonal
28264449.630172
Surface area
2396637338689536
Volume
7.9831925841419E+21
Space diagonal
34616739.727259
Perimeter
59957952
Area
1.7296240158029E+14
Altitude
17308369.863629
Surface area
1.7296240158029E+14
Volume
9.4082826862749E+20
Height
9421483.2100572