16861009 is an odd 8-digits composite number following 16861008
and preceding 16861010 . In scientific notation, it is written as 1.6861009 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 15111600 positive integers (up to 16861009) that are relatively prime to 16861009.
16861009 has 8 divisors, whose sum is 18653760
The reverse of 16861009 is 90016861
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
sixteen million eight hundred sixty-one thousand nine
Scientific notation
1.6861009 × 10^7
Engineering notation
1.6861009 × 10^6
Prime Factorization
11 × 71 × 21589
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
16861009
Product of the distinct prime numbers
The prime factorization of 16861009 is 11 × 71 × 21589.
Since it has a total of 3 prime factors.
10 , 6 , 70 , 25 , 143 , 501 , 8623 , 9019 , 94741 , 70158 , 639669 , 562191 , 6541821 , 1328458 , 15562799 , 25290481 , 677964391 , 668430756 , 8834904915 , 252906452
n×2
33722018
n×3
50583027
n×4
67444036
n×5
84305045
n÷2
8430504.5
n÷3
5620336.3333333
n÷3
4215252.25
n÷5
3372201.8
n2
284293624498081
n3
4.7934773613048E+21
n4
8.0822864930256E+28
n5
1.3627550529948E+36
2 √n
4106.2158978797
3 √n
256.42548566563
4 √n
64.079761999244
5 √n
27.885389307035
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
-16861008
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 16861009 can be divided by 8 positive divisors.
The sum of these divisors (counting 16861009) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000000010100011101010001
3
Ternary
1011201121221211
4
Quaternary
1000110131101
5
Quinary
13304023014
6
Senary
1401220121
8
Octal
100243521
10
Decimal
16861009
12
Duodecimal
5791641
16
Hexadecimal
1014751
20
Vigesimal
557ca9
36
Base36
a1e1d
md5
c1bb22b9083ecccf2e532d010de09507
sha1
3b2a6c5f516052c3ccf4c66d3a9044dda9df7d1a
sha256
4ac168e8a1b162c94ad3c84f9af1d4cbb709d5bce68eb6d40672979ca88ed17d
sha512
dae23f5b8798e8eff3a0dd971de1e746b57f0bf16a5fc63e075d6ce90e1ec9bdd5dea15696f98c3b84bf80e65a1add80a8e91572f2ba808dd9537c4f61cc793d
ripemd-160
557bac1890ad41ad1827c4242ac335e7a996b45a
Diameter
33722018
Circumference
105940844.01302
Area
8.9313476218559E+14
Volume
2.0078871017899E+22
Surface area
3.5725390487423E+15
Circumference
105940844.01302
Perimeter
67444036
Area
284293624498081
Diagonal
23845067.603095
Surface area
1705761746988486
Volume
4.7934773613048E+21
Space diagonal
29204124.254876
Perimeter
50583027
Area
1.2310275047465E+14
Altitude
14602062.127438
Surface area
1.2310275047465E+14
Volume
5.6491672460713E+20
Height
7948355.8676983