16868909 is an odd 8-digits composite number following 16868908
and preceding 16868910 . In scientific notation, it is written as 1.6868909 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 16829340 positive integers (up to 16868909) that are relatively prime to 16868909.
16868909 has 4 divisors, whose sum is 16908480
The reverse of 16868909 is 90986861
Previous prime number is 431
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
sixteen million eight hundred sixty-eight thousand nine hundred nine
Scientific notation
1.6868909 × 10^7
Engineering notation
1.6868909 × 10^6
Prime Factorization
431 × 39139
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
16868909
Product of the distinct prime numbers
The prime factorization of 16868909 is 431 × 39139.
Since it has a total of 2 prime factors.
2 , 9 , 88 , 70 , 726 , 145 , 8184 , 8210 , 7185 , 41122 , 876125 , 932658 , 4708976 , 2747218 , 84321419 , 78285062 , 874514419 , 516570766 , 1429067570 , 1031391378
n×2
33737818
n×3
50606727
n×4
67475636
n×5
84344545
n÷2
8434454.5
n÷3
5622969.6666667
n÷3
4217227.25
n÷5
3373781.8
n2
284560090850281
n3
4.8002182775851E+21
n4
8.097444530472E+28
n5
1.3659505491708E+36
2 √n
4107.1777414668
3 √n
256.46552765516
4 √n
64.087266609419
5 √n
27.888001882601
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
-16868908
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 16868909 can be divided by 4 positive divisors.
The sum of these divisors (counting 16868909) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000000010110011000101101
3
Ternary
1011202000210102
4
Quaternary
1000112120231
5
Quinary
13304301114
6
Senary
1401320445
8
Octal
100263055
10
Decimal
16868909
12
Duodecimal
5796125
16
Hexadecimal
101662d
20
Vigesimal
558c59
36
Base36
a1k4t
md5
5db6ecb161e60b51fc319965699193fc
sha1
194e3f18cf77f1eac0525029069be197890aa0d5
sha256
ef0b7302f143d4da449e2960f4d14589f1b87248464298d9d71182258434786a
sha512
fd5e1e4df4265e13f243ee5dcf5894698fcbd46f428ceddf04529f8836310d47e2d7d2ea58de567c44b5c3b73f6814f7d7bd1a2c89ceb0a725a02700b3f22bbb
ripemd-160
9eabfc94db9529372b93bb654171c60d72125144
Diameter
33737818
Circumference
105990481.17695
Area
8.9397189092009E+14
Volume
2.0107107301985E+22
Surface area
3.5758875636803E+15
Circumference
105990481.17695
Perimeter
67475636
Area
284560090850281
Diagonal
23856239.890238
Surface area
1707360545101686
Volume
4.8002182775851E+21
Space diagonal
29217807.456256
Perimeter
50606727
Area
1.2321813378978E+14
Altitude
14608903.728128
Surface area
1.2321813378978E+14
Volume
5.6571114920934E+20
Height
7952079.9634125