19904085 is an odd 8-digits composite number following 19904084
and preceding 19904086 . In scientific notation, it is written as 1.9904085 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 10153440 positive integers (up to 19904085) that are relatively prime to 19904085.
19904085 has 16 divisors, whose sum is 27694080
The reverse of 19904085 is 58040991
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
nineteen million nine hundred four thousand eighty-five
Scientific notation
1.9904085 × 10^7
Engineering notation
1.9904085 × 10^6
Prime Factorization
9 × 23 × 5 × 19231
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
19904085
Product of the distinct prime numbers
The prime factorization of 19904085 is 9 × 23 × 5 × 19231.
Since it has a total of 4 prime factors.
3 , 1 , 20 , 28 , 656 , 274 , 4209 , 9302 , 59187 , 56274 , 236770 , 522919 , 3174819 , 373448 , 6702725 , 40734270 , 974592808 , 947524071 , 7723828495 , 4939816055
n×2
39808170
n×3
59712255
n×4
79616340
n×5
99520425
n÷2
9952042.5
n÷3
6634695
n÷3
4976021.25
n÷5
3980817
n2
396172599687225
n3
7.8854530988455E+21
n4
1.5695272874293E+29
n5
3.1240004538813E+36
2 √n
4461.3994441206
3 √n
271.00714386836
4 √n
66.793708117761
5 √n
28.82626956302
1 , 5 , 9 , 23 , 45 , 115 , 207 , 1035 , 19231 , 96155 , 173079 , 442313 , 865395 , 2211565 , 3980817 , 19904085
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19904084
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19904085 can be divided by 16 positive divisors.
The sum of these divisors (counting 19904085) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001011111011011001010101
3
Ternary
1101110020021100
4
Quaternary
1023323121111
5
Quinary
20043412320
6
Senary
1550340313
8
Octal
113733125
10
Decimal
19904085
12
Duodecimal
67ba699
16
Hexadecimal
12fb655
20
Vigesimal
648045
36
Base36
bum39
md5
703776025ed7385c4b027ede6a7162ff
sha1
c918399788416c22204f6a9cbea1f4d495a51561
sha256
d93dc5b24114385cdc94ba1288765d715f2c24896bf2d5cafc411a0aa12359f3
sha512
e50d4a5f4fd256fff1cfa4f3ba9ad8db3eac390bdf409ac91e3dcc24e3840a14f80a7662ca6a80402ec6667d4890bd6a4f8f9c8ac7d2432132940e4ac30ebd18
ripemd-160
cbcbc952fbdabede988aa35d7ab2fc08dd249266
Diameter
39808170
Circumference
125061054.42485
Area
1.244612928731E+15
Volume
3.3030508700747E+22
Surface area
4.9784517149238E+15
Circumference
125061054.42485
Perimeter
79616340
Area
396172599687225
Diagonal
28148626.953627
Surface area
2377035598123350
Volume
7.8854530988455E+21
Space diagonal
34474886.49817
Perimeter
59712255
Area
1.7154776780623E+14
Altitude
17237443.249085
Surface area
1.7154776780623E+14
Volume
9.2930955982035E+20
Height
9382875.651209