19402009 is an odd 8-digits composite number following 19402008
and preceding 19402010 . In scientific notation, it is written as 1.9402009 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 17601600 positive integers (up to 19402009) that are relatively prime to 19402009.
19402009 has 8 divisors, whose sum is 21209760
The reverse of 19402009 is 90020491
Previous prime number is 3089
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
nineteen million four hundred two thousand nine
Scientific notation
1.9402009 × 10^7
Engineering notation
1.9402009 × 10^6
Prime Factorization
11 × 3089 × 571
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19402009
Product of the distinct prime numbers
The prime factorization of 19402009 is 11 × 3089 × 571.
Since it has a total of 3 prime factors.
3 , 7 , 67 , 52 , 386 , 389 , 4120 , 886 , 71367 , 29890 , 627134 , 338866 , 8360605 , 6677550 , 32451144 , 69294747 , 969786926 , 745735454 , 4246061643 , 3470140402
n×2
38804018
n×3
58206027
n×4
77608036
n×5
97010045
n÷2
9701004.5
n÷3
6467336.3333333
n÷3
4850502.25
n÷5
3880401.8
n2
376437953236081
n3
7.303652556628E+21
n4
1.4170553263657E+29
n5
2.7493720195645E+36
2 √n
4404.771163182
3 √n
268.70901311125
4 √n
66.368450058609
5 √n
28.679352394074
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
-19402008
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 19402009 can be divided by 8 positive divisors.
The sum of these divisors (counting 19402009) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001010000000110100011001
3
Ternary
1100111201112221
4
Quaternary
1022000310121
5
Quinary
14431331014
6
Senary
1531504041
8
Octal
112006431
10
Decimal
19402009
12
Duodecimal
65b8021
16
Hexadecimal
1280d19
20
Vigesimal
615509
36
Base36
bjuop
md5
52a4a8c896ce0942a6391d17eb0c566e
sha1
2850b6972cb980ae64f55677c62155f9b034d262
sha256
a1f681d7e14e2e4d5f99415b97885632b42634ed4005eb8254a60ae96cdadf41
sha512
93319c8dbee21ff26401276ebdaff8dd15248862099755d4d4c6abec2d80b0661c90fe0846aba81e99f86fbade766971738481b0a74edaccf25749ac0eee23e3
ripemd-160
7c35cf5f8540d8b114a66ceb0a69b7a3f3be8a3f
Diameter
38804018
Circumference
121906417.87857
Area
1.1826147084189E+15
Volume
3.0593468288367E+22
Surface area
4.7304588336754E+15
Circumference
121906417.87857
Perimeter
77608036
Area
376437953236081
Diagonal
27438584.265085
Surface area
2258627719416486
Volume
7.303652556628E+21
Space diagonal
33605265.356909
Perimeter
58206027
Area
1.6300241522553E+14
Altitude
16802632.678454
Surface area
1.6300241522553E+14
Volume
8.6074370837036E+20
Height
9146194.7550283