19997550 is an even 8-digits composite number following 19997549
and preceding 19997551 . In scientific notation, it is written as 1.9997550 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 5332320 positive integers (up to 19997550) that are relatively prime to 19997550.
19997550 has 16 divisors, whose sum is 40175568
The reverse of 19997550 is 05579991
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 45
Digital Root 9
Name
nineteen million nine hundred ninety-seven thousand five hundred fifty
Scientific notation
1.9997550 × 10^7
Engineering notation
1.9997550 × 10^6
Prime Factorization
2 × 225 × 3 × 14813
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
19997550
Product of the distinct prime numbers
The prime factorization of 19997550 is 2 × 225 × 3 × 14813.
Since it has a total of 4 prime factors.
3 , 10 , 38 , 52 , 918 , 565 , 7882 , 891 , 11477 , 29908 , 471309 , 644239 , 8761423 , 9861908 , 2339527 , 39254683 , 610621544 , 568390108 , 7253509233 , 2558008540
n×2
39995100
n×3
59992650
n×4
79990200
n×5
99987750
n÷2
9998775
n÷3
6665850
n÷3
4999387.5
n÷5
3999510
n2
399902006002500
n3
7.9970603601353E+21
n4
1.5992161440482E+29
n5
3.1980404801412E+36
2 √n
4471.8620282831
3 √n
271.43067733493
4 √n
66.871982386371
5 √n
28.853291160549
1 , 2 , 3 , 6 , 225 , 450 , 675 , 1350 , 14813 , 29626 , 44439 , 88878 , 3332925 , 6665850 , 9998775 , 19997550
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
-19997549
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 19997550 can be divided by 16 positive divisors.
The sum of these divisors (counting 19997550) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100010010001101101110
3
Ternary
1101121222111000
4
Quaternary
1030102031232
5
Quinary
20104410200
6
Senary
1552341130
8
Octal
114221556
10
Decimal
19997550
12
Duodecimal
68447a6
16
Hexadecimal
131236e
20
Vigesimal
64jdha
36
Base36
bwm7i
md5
fd6322c80890b147eaa26bf8e13ed35d
sha1
977b4f6c12698458adf568360fc2b4b5fd2290f9
sha256
ce57ade1c3db4e9743a97a03753c5522c2d8f3f84f15967a6169ee971a7e34f2
sha512
e77af9579ec18aebff9f997e795e7921749d525042258de236f2354bca91bb9a517cde29ba2e3c160f0c2229388dd35f0e9145b405bc8f8b82cb6b53376f21af
ripemd-160
6bd38f4d1bcee0ed4278d578d7cea58845d5f2cc
Diameter
39995100
Circumference
125648312.33959
Area
1.2563292042133E+15
Volume
3.349800810362E+22
Surface area
5.0253168168531E+15
Circumference
125648312.33959
Perimeter
79990200
Area
399902006002500
Diagonal
28280806.424234
Surface area
2399412036015000
Volume
7.9970603601353E+21
Space diagonal
34636772.626899
Perimeter
59992650
Area
1.7316264811126E+14
Altitude
17318386.313449
Surface area
1.7316264811126E+14
Volume
9.4246260170163E+20
Height
9426935.4747447