19997443 is an odd 8-digits composite number following 19997442
and preceding 19997444 . In scientific notation, it is written as 1.9997443 × 10^7.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 18291168 positive integers (up to 19997443) that are relatively prime to 19997443.
19997443 has 8 divisors, whose sum is 21776400
The reverse of 19997443 is 34479991
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
nineteen million nine hundred ninety-seven thousand four hundred forty-three
Scientific notation
1.9997443 × 10^7
Engineering notation
1.9997443 × 10^6
Prime Factorization
29 × 19 × 36293
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19997443
Product of the distinct prime numbers
The prime factorization of 19997443 is 29 × 19 × 36293.
Since it has a total of 3 prime factors.
4 , 2 , 50 , 95 , 416 , 220 , 7339 , 4180 , 39599 , 42172 , 42307 , 78292 , 1507862 , 7406129 , 45105265 , 47323858 , 399768084 , 917120037 , 8767722822 , 4916894273
n×2
39994886
n×3
59992329
n×4
79989772
n×5
99987215
n÷2
9998721.5
n÷3
6665814.3333333
n÷3
4999360.75
n÷5
3999488.6
n2
399897726538249
n3
7.9969319922782E+21
n4
1.5991819169046E+29
n5
3.1979549229931E+36
2 √n
4471.8500645706
3 √n
271.43019322339
4 √n
66.871892933957
5 √n
28.853260283679
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
-19997442
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 19997443 can be divided by 8 positive divisors.
The sum of these divisors (counting 19997443) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100010010001100000011
3
Ternary
1101121222100001
4
Quaternary
1030102030003
5
Quinary
20104404233
6
Senary
1552340431
8
Octal
114221403
10
Decimal
19997443
12
Duodecimal
6844717
16
Hexadecimal
1312303
20
Vigesimal
64jdc3
36
Base36
bwm4j
md5
7ba0d4f2ea89f38ebe8c819e554fb7ab
sha1
a2e8866f7a36dc748477836268dc13b3a6c7c94d
sha256
806e1ec41fa5758c4e7439fadc771d8fa808cf0a1603758d0f8907cb959291ca
sha512
7234ce27ccb76bda740e1d58b743f7ecaa822cf1d98affaae81e12c9b58b5b6b373edec350c7928a9517e3c906d0862d36cc80ddeceb86aa588beb247521d52b
ripemd-160
8af674b1435f023cb0e232acfa6ff2a9ad3554a5
Diameter
39994886
Circumference
125647640.03876
Area
1.2563157598798E+15
Volume
3.3497470397598E+22
Surface area
5.0252630395193E+15
Circumference
125647640.03876
Perimeter
79989772
Area
399897726538249
Diagonal
28280655.103383
Surface area
2399386359229494
Volume
7.9969319922782E+21
Space diagonal
34636587.297463
Perimeter
59992329
Area
1.7316079504888E+14
Altitude
17318293.648731
Surface area
1.7316079504888E+14
Volume
9.424474734046E+20
Height
9426885.034461