19903742 is an even 8-digits composite number following 19903741
and preceding 19903743 . In scientific notation, it is written as 1.9903742 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 9815472 positive integers (up to 19903742) that are relatively prime to 19903742.
19903742 has 8 divisors, whose sum is 30264816
The reverse of 19903742 is 24730991
Previous prime number is 73
Is Prime? no
Number parity even
Number length 8
Sum of Digits 35
Digital Root 8
Name
nineteen million nine hundred three thousand seven hundred forty-two
Scientific notation
1.9903742 × 10^7
Engineering notation
1.9903742 × 10^6
Prime Factorization
2 × 73 × 136327
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19903742
Product of the distinct prime numbers
The prime factorization of 19903742 is 2 × 73 × 136327.
Since it has a total of 3 prime factors.
2 , 6 , 70 , 27 , 636 , 914 , 7960 , 1584 , 75548 , 43516 , 590654 , 275697 , 8754309 , 384803 , 37375381 , 33897642 , 234614954 , 351118419 , 8802893816 , 9040071302
n×2
39807484
n×3
59711226
n×4
79614968
n×5
99518710
n÷2
9951871
n÷3
6634580.6666667
n÷3
4975935.5
n÷5
3980748.4
n2
396158945602564
n3
7.8850454442655E+21
n4
1.5694191018094E+29
n5
3.1237312892285E+36
2 √n
4461.3610031021
3 √n
271.00558713626
4 √n
66.793420357862
5 √n
28.826170211771
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
-19903741
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 19903742 can be divided by 8 positive divisors.
The sum of these divisors (counting 19903742) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001011111011010011111110
3
Ternary
1101110012210122
4
Quaternary
1023323103332
5
Quinary
20043404432
6
Senary
1550334542
8
Octal
113732376
10
Decimal
19903742
12
Duodecimal
67ba452
16
Hexadecimal
12fb4fe
20
Vigesimal
647j72
36
Base36
bultq
md5
796fea2d8e160a293afc7f2f7cd9c52b
sha1
d131239a5a7188f01f666a915f7f935bbb54d446
sha256
af54f74b0995932e8f224792b1653f3262d2ee8ccbb800a3c5b63f2672f459cc
sha512
0ea6c72fc1262ac15379fe46dc37f1375f3f77194ed05430e901e4d47238e30aa48a5ed59d27750aae1a2622015d75f3fa25e36088bb2d22f30644bade458fd7
ripemd-160
4c90040efe521f03aabea80cdd4b96fb91637670
Diameter
39807484
Circumference
125058899.29229
Area
1.2445700331589E+15
Volume
3.3028801121235E+22
Surface area
4.9782801326356E+15
Circumference
125058899.29229
Perimeter
79614968
Area
396158945602564
Diagonal
28148141.878375
Surface area
2376953673615384
Volume
7.8850454442655E+21
Space diagonal
34474292.404743
Perimeter
59711226
Area
1.7154185541414E+14
Altitude
17237146.202371
Surface area
1.7154185541414E+14
Volume
9.2926151726737E+20
Height
9382713.9594583