19903389 is an odd 8-digits composite number following 19903388
and preceding 19903390 . In scientific notation, it is written as 1.9903389 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 12062640 positive integers (up to 19903389) that are relatively prime to 19903389.
19903389 has 8 divisors, whose sum is 28950432
The reverse of 19903389 is 98330991
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
nineteen million nine hundred three thousand three hundred eighty-nine
Scientific notation
1.9903389 × 10^7
Engineering notation
1.9903389 × 10^6
Prime Factorization
3 × 11 × 603133
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19903389
Product of the distinct prime numbers
The prime factorization of 19903389 is 3 × 11 × 603133.
Since it has a total of 3 prime factors.
5 , 5 , 81 , 4 , 305 , 197 , 4979 , 7913 , 55662 , 88868 , 318554 , 688014 , 2133885 , 776987 , 81085993 , 43460020 , 780498912 , 688883322 , 7392737861 , 6862154559
n×2
39806778
n×3
59710167
n×4
79613556
n×5
99516945
n÷2
9951694.5
n÷3
6634463
n÷3
4975847.25
n÷5
3980677.8
n2
396144893685321
n3
7.8846259193826E+21
n4
1.5693077679295E+29
n5
3.1234542965823E+36
2 √n
4461.3214410083
3 √n
271.0039849997
4 √n
66.793124204579
5 √n
28.826067962553
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19903388
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19903389 can be divided by 8 positive divisors.
The sum of these divisors (counting 19903389) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001011111011001110011101
3
Ternary
1101110012022120
4
Quaternary
1023323032131
5
Quinary
20043402024
6
Senary
1550333153
8
Octal
113731635
10
Decimal
19903389
12
Duodecimal
67ba1b9
16
Hexadecimal
12fb39d
20
Vigesimal
647i99
36
Base36
buljx
md5
c08dd622e55cfa4566968862e53136ae
sha1
bd930fb34574ece48c98a456ad1195dfbe57e045
sha256
ef30e4d322acafd3af340d7e544bfd85824d044192824679baf65d0e832ff41a
sha512
c27839fc4a587ca04f9f1232ed1728e46f0d5242fc0aa8c366a1860e833ef13a5548092542bdecfcd41151f8ddfd86eaff80dc2e7cc033f19e741f7bc99836bd
ripemd-160
533c4347044c428122f96ecf679db68b1c9a5bf0
Diameter
39806778
Circumference
125056681.32788
Area
1.2445258877589E+15
Volume
3.3027043819515E+22
Surface area
4.9781035510357E+15
Circumference
125056681.32788
Perimeter
79613556
Area
396144893685321
Diagonal
28147642.660987
Surface area
2376869362111926
Volume
7.8846259193826E+21
Space diagonal
34473680.990808
Perimeter
59710167
Area
1.7153577075549E+14
Altitude
17236840.495404
Surface area
1.7153577075549E+14
Volume
9.2921207578577E+20
Height
9382547.5536625