16391009 is an odd 8-digits composite number following 16391008
and preceding 16391010 . In scientific notation, it is written as 1.6391009 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 15280960 positive integers (up to 16391009) that are relatively prime to 16391009.
16391009 has 8 divisors, whose sum is 17519328
The reverse of 16391009 is 90019361
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
sixteen million three hundred ninety-one thousand nine
Scientific notation
1.6391009 × 10^7
Engineering notation
1.6391009 × 10^6
Prime Factorization
17 × 107 × 9011
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
16391009
Product of the distinct prime numbers
The prime factorization of 16391009 is 17 × 107 × 9011.
Since it has a total of 3 prime factors.
9 , 7 , 19 , 67 , 663 , 415 , 3723 , 1666 , 69752 , 50949 , 426985 , 185969 , 8281058 , 7928412 , 95303931 , 83749413 , 204627889 , 406137817 , 4655204369 , 5301013631
n×2
32782018
n×3
49173027
n×4
65564036
n×5
81955045
n÷2
8195504.5
n÷3
5463669.6666667
n÷3
4097752.25
n÷5
3278201.8
n2
268665176038081
n3
4.4036933184268E+21
n4
7.2180976815573E+28
n5
1.1831190406128E+36
2 √n
4048.5811094753
3 √n
254.02038090536
4 √n
63.628461473426
5 √n
27.728165513844
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
-16391008
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 16391009 can be divided by 8 positive divisors.
The sum of these divisors (counting 16391009) is 1, the average is 0.125.
Base
System
Value
2
Binary
111110100001101101100001
3
Ternary
1010211202020102
4
Quaternary
332201231201
5
Quinary
13144003014
6
Senary
1343152145
8
Octal
76415541
10
Decimal
16391009
12
Duodecimal
55a5655
16
Hexadecimal
fa1b61
20
Vigesimal
528ha9
36
Base36
9rbdt
md5
f8da88111d1c6ee2e5ff00d5a711b1a3
sha1
ef249d903235640ad43056c85bec662c3295e032
sha256
c57c63334b17897183b3ba1abe478289ed245a5970fc68cbac8ad0be49b4e6f7
sha512
c15d51cfa73dbbbf18b7e78a413cc15919fe3f7caec808dc204afb9487783a4f085c9e1f432ba869cdf58d903675e1a4372ec183e2a5766f32b2cdb2e3694417
ripemd-160
b0339bb832cb8e9c69a8cb47e8e79a0e48e835c6
Diameter
32782018
Circumference
102987746.91865
Area
8.4403654331664E+14
Volume
1.8446147437109E+22
Surface area
3.3761461732666E+15
Circumference
102987746.91865
Perimeter
65564036
Area
268665176038081
Diagonal
23180387.228779
Surface area
1611991056228486
Volume
4.4036933184268E+21
Space diagonal
28390060.375319
Perimeter
49173027
Area
1.163354337806E+14
Altitude
14195030.187659
Surface area
1.163354337806E+14
Volume
5.1898023462091E+20
Height
7726795.7429265