20450109 is an odd 8-digits composite number following 20450108
and preceding 20450110 . In scientific notation, it is written as 2.0450109 × 10^7.
The sum of its digits is 21. It has a total of 2 prime factors and 4 positive divisors.
There are 13633404 positive integers (up to 20450109) that are relatively prime to 20450109.
20450109 has 4 divisors, whose sum is 27266816
The reverse of 20450109 is 90105402
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million four hundred fifty thousand one hundred nine
Scientific notation
2.0450109 × 10^7
Engineering notation
2.0450109 × 10^6
Prime Factorization
3 × 6816703
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20450109
Product of the distinct prime numbers
The prime factorization of 20450109 is 3 × 6816703.
Since it has a total of 2 prime factors.
2 , 9 , 4 , 60 , 656 , 988 , 1860 , 9463 , 91446 , 79848 , 261620 , 706223 , 5529152 , 7239583 , 33153561 , 75872860 , 555360882 , 577390199 , 7158405279 , 6496214801
n×2
40900218
n×3
61350327
n×4
81800436
n×5
102250545
n÷2
10225054.5
n÷3
6816703
n÷3
5112527.25
n÷5
4090021.8
n2
418206958111881
n3
8.5523778779464E+21
n4
1.7489705981319E+29
n5
3.5766639369593E+36
2 √n
4522.1796735645
3 √n
273.46298017142
4 √n
67.247153646563
5 √n
28.982718950283
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
-20450108
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 20450109 can be divided by 4 positive divisors.
The sum of these divisors (counting 20450109) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110000000101100111101
3
Ternary
1102110222021110
4
Quaternary
1032000230331
5
Quinary
20213400414
6
Senary
2010152233
8
Octal
116005475
10
Decimal
20450109
12
Duodecimal
6a22679
16
Hexadecimal
1380b3d
20
Vigesimal
67g559
36
Base36
c6bel
md5
1efdc4a15056613e4db9b457c08a0878
sha1
54518bc7c65fa9c3e1c0ccded0df543f3922f49b
sha256
a3f38c77944b9d65cce6543187cf713e1c13b3a403f739ee4acb210e93a488c5
sha512
278c2f02494c010f575f73a5c77b696995c85155d704a6ad9d543474d5eee4fa39c66876f92a4748e242d6660c7df8fc789510e8c19644aea5e5a0de2a3c0a06
ripemd-160
9e31a2f3874d47e16b20d431e5548bd7e65bb65b
Diameter
40900218
Circumference
128491824.39902
Area
1.3138359072844E+15
Volume
3.5824116682774E+22
Surface area
5.2553436291377E+15
Circumference
128491824.39902
Perimeter
81800436
Area
418206958111881
Diagonal
28920821.499808
Surface area
2509241748671286
Volume
8.5523778779464E+21
Space diagonal
35420627.808322
Perimeter
61350327
Area
1.8108892488215E+14
Altitude
17710313.904161
Surface area
1.8108892488215E+14
Volume
1.0079073987943E+21
Height
9640273.8332694