19539742 is an even 8-digits composite number following 19539741
and preceding 19539743 . In scientific notation, it is written as 1.9539742 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 9345072 positive integers (up to 19539742) that are relatively prime to 19539742.
19539742 has 8 divisors, whose sum is 30584016
The reverse of 19539742 is 24793591
Previous prime number is 23
Is Prime? no
Number parity even
Number length 8
Sum of Digits 40
Digital Root 4
Name
nineteen million five hundred thirty-nine thousand seven hundred forty-two
Scientific notation
1.9539742 × 10^7
Engineering notation
1.9539742 × 10^6
Prime Factorization
2 × 23 × 424777
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19539742
Product of the distinct prime numbers
The prime factorization of 19539742 is 2 × 23 × 424777.
Since it has a total of 3 prime factors.
3 , 9 , 5 , 6 , 50 , 443 , 7104 , 5511 , 20328 , 28634 , 705656 , 957407 , 2985400 , 9608413 , 38131766 , 60090031 , 172658823 , 511721783 , 1924700773 , 3927141882
n×2
39079484
n×3
58619226
n×4
78158968
n×5
97698710
n÷2
9769871
n÷3
6513247.3333333
n÷3
4884935.5
n÷5
3907948.4
n2
381801517426564
n3
7.4603031457236E+21
n4
1.4577239870923E+29
n5
2.8483550614994E+36
2 √n
4420.378038132
3 √n
269.34336091204
4 √n
66.485923608927
5 √n
28.719955655819
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
-19539741
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 19539742 can be divided by 8 positive divisors.
The sum of these divisors (counting 19539742) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001010100010011100011110
3
Ternary
1100202201111011
4
Quaternary
1022202130132
5
Quinary
20000232432
6
Senary
1534445434
8
Octal
112423436
10
Decimal
19539742
12
Duodecimal
666387a
16
Hexadecimal
12a271e
20
Vigesimal
622972
36
Base36
bmsym
md5
96fec43bdcd31ea4f27f0c077c970088
sha1
e0b9fc3949da03feae1727f80ef7e5ccd06a2d95
sha256
7483bcb6865bdffdf56adf4ac85322e282284b76212dd7400829dcbb8468ce93
sha512
399de93dd8a477df22f9c08fd236b9ae54b1893516ce79b99209f5d281e3f08ff376457fc17d846f2a1c8a7b4b02738da0c8eea040e96c2ff3055be31ba77b21
ripemd-160
85d7b3829a191017b7c1cc52410993b1f3e52bf1
Diameter
39079484
Circumference
122771819.84048
Area
1.1994648422767E+15
Volume
3.1249644741544E+22
Surface area
4.7978593691069E+15
Circumference
122771819.84048
Perimeter
78158968
Area
381801517426564
Diagonal
27633368.141671
Surface area
2290809104559384
Volume
7.4603031457236E+21
Space diagonal
33843825.910788
Perimeter
58619226
Area
1.6532490664743E+14
Altitude
16921912.955394
Surface area
1.6532490664743E+14
Volume
8.7920515734141E+20
Height
9211122.7138904