19001391 is an odd 8-digits composite number following 19001390
and preceding 19001392 . In scientific notation, it is written as 1.9001391 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 12642240 positive integers (up to 19001391) that are relatively prime to 19001391.
19001391 has 8 divisors, whose sum is 25385904
The reverse of 19001391 is 19310091
Previous prime number is 521
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
nineteen million one thousand three hundred ninety-one
Scientific notation
1.9001391 × 10^7
Engineering notation
1.9001391 × 10^6
Prime Factorization
3 × 521 × 12157
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19001391
Product of the distinct prime numbers
The prime factorization of 19001391 is 3 × 521 × 12157.
Since it has a total of 3 prime factors.
5 , 10 , 17 , 99 , 142 , 566 , 3516 , 8514 , 83858 , 70027 , 648357 , 354829 , 6110852 , 822220 , 73246990 , 8417346 , 641661630 , 246972252 , 9849838842 , 1629384152
n×2
38002782
n×3
57004173
n×4
76005564
n×5
95006955
n÷2
9500695.5
n÷3
6333797
n÷3
4750347.75
n÷5
3800278.2
n2
361052859934881
n3
6.8605065632909E+21
n4
1.3035916766716E+29
n5
2.4770055152782E+36
2 √n
4359.0584992633
3 √n
266.84667654959
4 √n
66.023166383197
5 √n
28.559926073223
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
-19001390
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 19001391 can be divided by 8 positive divisors.
The sum of these divisors (counting 19001391) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001000011111000000101111
3
Ternary
1022202101000020
4
Quaternary
1020133000233
5
Quinary
14331021031
6
Senary
1515133223
8
Octal
110370057
10
Decimal
19001391
12
Duodecimal
6444213
16
Hexadecimal
121f02f
20
Vigesimal
5if39b
36
Base36
bb9kf
md5
e1234b09eb606fba75e077b00f834eca
sha1
198b47e1808fc31b559354fc1bd6df47042505b4
sha256
27ef105446f1afefedac52b65dabd5013e612765beb8b570bb3c5ae7d575f527
sha512
b3ec25813c000840e7fee7f13c5b954e896d03f43772e0273736552b4bb387a09e155897a0bce0591d0f61a4192f7605f7261618391486081e6d1e60df8421a6
ripemd-160
76bb552c203270f27472bad72d797c3b842e7ce3
Diameter
38002782
Circumference
119389260.74717
Area
1.134281012329E+15
Volume
2.8737222692186E+22
Surface area
4.537124049316E+15
Circumference
119389260.74717
Perimeter
76005564
Area
361052859934881
Diagonal
26872024.856154
Surface area
2166317159609286
Volume
6.8605065632909E+21
Space diagonal
32911374.626482
Perimeter
57004173
Area
1.5634047440632E+14
Altitude
16455687.313241
Surface area
1.5634047440632E+14
Volume
8.0851845221297E+20
Height
8957341.618718