20020909 is an odd 8-digits composite number following 20020908
and preceding 20020910 . In scientific notation, it is written as 2.0020909 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 19578000 positive integers (up to 20020909) that are relatively prime to 20020909.
20020909 has 8 divisors, whose sum is 20466432
The reverse of 20020909 is 90902002
Previous prime number is 503
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million twenty thousand nine hundred nine
Scientific notation
2.0020909 × 10^7
Engineering notation
2.0020909 × 10^6
Prime Factorization
53 × 503 × 751
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20020909
Product of the distinct prime numbers
The prime factorization of 20020909 is 53 × 503 × 751.
Since it has a total of 3 prime factors.
5 , 4 , 1 , 21 , 18 , 850 , 2837 , 4262 , 73208 , 4933 , 613422 , 459105 , 2961373 , 4152221 , 60958287 , 61844576 , 961271538 , 346993706 , 7791760245 , 2149472672
n×2
40041818
n×3
60062727
n×4
80083636
n×5
100104545
n÷2
10010454.5
n÷3
6673636.3333333
n÷3
5005227.25
n÷5
4004181.8
n2
400836797186281
n3
8.025117040318E+21
n4
1.6067013797856E+29
n5
3.2167622114861E+36
2 √n
4474.4730415994
3 √n
271.53632164447
4 √n
66.891502013331
5 √n
28.860028679278
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
-20020908
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 20020909 can be divided by 8 positive divisors.
The sum of these divisors (counting 20020909) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100010111111010101101
3
Ternary
1101200011112011
4
Quaternary
1030113322231
5
Quinary
20111132114
6
Senary
1553041221
8
Octal
114277255
10
Decimal
20020909
12
Duodecimal
6856211
16
Hexadecimal
1317ead
20
Vigesimal
652c59
36
Base36
bx48d
md5
353ad59b69d8da6cc22c8517f1981955
sha1
d69ef76262d6327d3d47ad2807cfe3297ab912a4
sha256
665174372756cd30c0c4ff6d99bbe2d757a8f4b687b696ec9f5452d33e904198
sha512
108b761d76234983da4152aa488533489db24dbdfcc1c68bdfbc1844d15052a1e90a09ad24226f781c09c340387f6c304e3616a5abdd018c992f1c7bc2c93109
ripemd-160
d5aa3355f9757b5dc80b4c8fbe42b3e95635b216
Diameter
40041818
Circumference
125795081.26518
Area
1.2592659373289E+15
Volume
3.3615531650748E+22
Surface area
5.0370637493155E+15
Circumference
125795081.26518
Perimeter
80083636
Area
400836797186281
Diagonal
28313841.038838
Surface area
2405020783117686
Volume
8.025117040318E+21
Space diagonal
34677231.601713
Perimeter
60062727
Area
1.7356742456746E+14
Altitude
17338615.800857
Surface area
1.7356742456746E+14
Volume
9.4576911317076E+20
Height
9437947.0129459