19009905 is an odd 8-digits composite number following 19009904
and preceding 19009906 . In scientific notation, it is written as 1.9009905 × 10^7.
The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors.
There are 10015808 positive integers (up to 19009905) that are relatively prime to 19009905.
19009905 has 16 divisors, whose sum is 30784320
The reverse of 19009905 is 50990091
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
nineteen million nine thousand nine hundred five
Scientific notation
1.9009905 × 10^7
Engineering notation
1.9009905 × 10^6
Prime Factorization
3 × 5 × 83 × 15269
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
19009905
Product of the distinct prime numbers
The prime factorization of 19009905 is 3 × 5 × 83 × 15269.
Since it has a total of 4 prime factors.
6 , 8 , 28 , 5 , 458 , 585 , 804 , 273 , 83144 , 39086 , 669782 , 542250 , 2108466 , 8033128 , 64978048 , 51021073 , 705938143 , 204149360 , 328974931 , 4348539690
n×2
38019810
n×3
57029715
n×4
76039620
n×5
95049525
n÷2
9504952.5
n÷3
6336635
n÷3
4752476.25
n÷5
3801981
n2
361376488109025
n3
6.8697327081862E+21
n4
1.3059296615801E+29
n5
2.482559880332E+36
2 √n
4360.0349769239
3 √n
266.88652614724
4 √n
66.030560931465
5 √n
28.562484997895
1 , 3 , 5 , 15 , 83 , 249 , 415 , 1245 , 15269 , 45807 , 76345 , 229035 , 1267327 , 3801981 , 6336635 , 19009905
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
-19009904
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 19009905 can be divided by 16 positive divisors.
The sum of these divisors (counting 19009905) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001000100001000101110001
3
Ternary
1022202210200120
4
Quaternary
1020201011301
5
Quinary
14331304110
6
Senary
1515240453
8
Octal
110410561
10
Decimal
19009905
12
Duodecimal
6449129
16
Hexadecimal
1221171
20
Vigesimal
5ig4f5
36
Base36
bbg4x
md5
3ae5fe0f8c3ab2168157b8b3e63ac72e
sha1
f42d9ecf2415d841241c7e4e66c1919b20c5f6e6
sha256
082ddb704de91fefc33f368717c4301135d5b977cf3b4858f92aa140d2b03c7d
sha512
0f35ec6d3d9c1b131e8d859ba13d6e4c2a47aadf775550cc60afcca94b5359f7e6fa1a741170a596e5ffc57681d3848f8c5aae342cc05222a1fe5c6a014b6b6f
ripemd-160
6a0cc6ebbb57e0e1234440776fd55fa465d7f1d6
Diameter
38019810
Circumference
119442755.78688
Area
1.1352977202234E+15
Volume
2.8775869077551E+22
Surface area
4.5411908808936E+15
Circumference
119442755.78688
Perimeter
76039620
Area
361376488109025
Diagonal
26884065.470424
Surface area
2168258928654150
Volume
6.8697327081862E+21
Space diagonal
32926121.307058
Perimeter
57029715
Area
1.5648060951641E+14
Altitude
16463060.653529
Surface area
1.5648060951641E+14
Volume
8.0960576381625E+20
Height
8961355.156808