20859909 is an odd 8-digits composite number following 20859908
and preceding 20859910 . In scientific notation, it is written as 2.0859909 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 11784960 positive integers (up to 20859909) that are relatively prime to 20859909.
20859909 has 8 divisors, whose sum is 22100760
The reverse of 20859909 is 90995802
Previous prime number is 89
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty million eight hundred fifty-nine thousand nine hundred nine
Scientific notation
2.0859909 × 10^7
Engineering notation
2.0859909 × 10^6
Prime Factorization
21 × 89 × 11161
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20859909
Product of the distinct prime numbers
The prime factorization of 20859909 is 21 × 89 × 11161.
Since it has a total of 3 prime factors.
1 , 3 , 78 , 100 , 825 , 731 , 5017 , 9740 , 16536 , 13128 , 469186 , 570030 , 8803477 , 9445524 , 87146995 , 13975427 , 108250736 , 818814997 , 2011692818 , 782355877
n×2
41719818
n×3
62579727
n×4
83439636
n×5
104299545
n÷2
10429954.5
n÷3
6953303
n÷3
5214977.25
n÷5
4171981.8
n2
435135803488281
n3
9.0768932634074E+21
n4
1.8934316747739E+29
n5
3.9496812433502E+36
2 √n
4567.26493648
3 √n
275.27755558351
4 √n
67.581542868449
5 √n
29.097955937778
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
-20859908
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 20859909 can be divided by 8 positive divisors.
The sum of these divisors (counting 20859909) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111100100110000000101
3
Ternary
1110020210102020
4
Quaternary
1033210300011
5
Quinary
20320004114
6
Senary
2023033353
8
Octal
117446005
10
Decimal
20859909
12
Duodecimal
6b9b859
16
Hexadecimal
13e4c05
20
Vigesimal
6a79f9
36
Base36
cf3lx
md5
883a8e779b2e2421707425baa31d407b
sha1
2bd933d982ff26d9abe7037e12bf22363cef9924
sha256
63342077f0678943fccf1c8d05423147c600aa2cb5a1bf46dce8ef4801fef228
sha512
54c24b0a393eb57e395493971d4a6495f49fd84d08bd7ed8607e2af02ec1fff5483e3fd4a04801634f23665aad9116730b1835265797db77950ed70834134339
ripemd-160
140976d17b78a65b3925ac8d2d2567fd8facbf98
Diameter
41719818
Circumference
131066673.7379
Area
1.3670194435527E+15
Volume
3.8021201591653E+22
Surface area
5.4680777742107E+15
Circumference
131066673.7379
Perimeter
83439636
Area
435135803488281
Diagonal
29500366.217669
Surface area
2610814820929686
Volume
9.0768932634074E+21
Space diagonal
36130422.229263
Perimeter
62579727
Area
1.884193299585E+14
Altitude
18065211.114632
Surface area
1.884193299585E+14
Volume
1.069722129777E+21
Height
9833455.4058895