19892009 is an odd 8-digits composite number following 19892008
and preceding 19892010 . In scientific notation, it is written as 1.9892009 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 19866960 positive integers (up to 19892009) that are relatively prime to 19892009.
19892009 has 4 divisors, whose sum is 19917060
The reverse of 19892009 is 90029891
Previous prime number is 821
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
nineteen million eight hundred ninety-two thousand nine
Scientific notation
1.9892009 × 10^7
Engineering notation
1.9892009 × 10^6
Prime Factorization
821 × 24229
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19892009
Product of the distinct prime numbers
The prime factorization of 19892009 is 821 × 24229.
Since it has a total of 2 prime factors.
6 , 10 , 20 , 16 , 110 , 200 , 9059 , 8417 , 21359 , 50080 , 142790 , 498775 , 1220598 , 5211988 , 80789360 , 26850422 , 484476473 , 604084362 , 6406877450 , 8492437446
n×2
39784018
n×3
59676027
n×4
79568036
n×5
99460045
n÷2
9946004.5
n÷3
6630669.6666667
n÷3
4973002.25
n÷5
3978401.8
n2
395692022056081
n3
7.8711092639678E+21
n4
1.5657217631883E+29
n5
3.1145351404838E+36
2 √n
4460.0458517822
3 √n
270.95232523275
4 √n
66.783574715511
5 √n
28.822770878788
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19892008
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19892009 can be divided by 4 positive divisors.
The sum of these divisors (counting 19892009) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001011111000011100101001
3
Ternary
1101102121201002
4
Quaternary
1023320130221
5
Quinary
20043021014
6
Senary
1550204345
8
Octal
113703451
10
Decimal
19892009
12
Duodecimal
67b36b5
16
Hexadecimal
12f8729
20
Vigesimal
646a09
36
Base36
bucrt
md5
91716b87a9c5dc5ede099f10db744d35
sha1
350b9ed6b6f00d0b419755b64e5a79eee2108925
sha256
fb5e6279cfcec64f749028025e972aa662f48e06fd0f7e490ecae88400161e1b
sha512
b33dad1940140deb7c24e8679f2e7ea494402871151dc68329616dc50db55fd89463db93b046e68b164e77db12a79c96d6a160f094e1bf770e296d9beb906bf2
ripemd-160
60764e7a7cc157e7d314f150a703ac7c9643c833
Diameter
39784018
Circumference
124985178.67908
Area
1.2431031495755E+15
Volume
3.2970425385712E+22
Surface area
4.9724125983019E+15
Circumference
124985178.67908
Perimeter
79568036
Area
395692022056081
Diagonal
28131548.910648
Surface area
2374152132336486
Volume
7.8711092639678E+21
Space diagonal
34453970.252617
Perimeter
59676027
Area
1.713396715877E+14
Altitude
17226985.126309
Surface area
1.713396715877E+14
Volume
9.2761912266864E+20
Height
9377182.9702159