20653609 is an odd 8-digits composite number following 20653608
and preceding 20653610 . In scientific notation, it is written as 2.0653609 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 19755604 positive integers (up to 20653609) that are relatively prime to 20653609.
20653609 has 4 divisors, whose sum is 21551616
The reverse of 20653609 is 90635602
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million six hundred fifty-three thousand six hundred nine
Scientific notation
2.0653609 × 10^7
Engineering notation
2.0653609 × 10^6
Prime Factorization
23 × 897983
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20653609
Product of the distinct prime numbers
The prime factorization of 20653609 is 23 × 897983.
Since it has a total of 2 prime factors.
8 , 10 , 6 , 58 , 141 , 513 , 7557 , 9684 , 49290 , 73856 , 805570 , 324276 , 300524 , 4743243 , 80115178 , 45266786 , 251941963 , 740388522 , 3872066109 , 6172861734
n×2
41307218
n×3
61960827
n×4
82614436
n×5
103268045
n÷2
10326804.5
n÷3
6884536.3333333
n÷3
5163402.25
n÷5
4130721.8
n2
426571564724881
n3
8.8102423083459E+21
n4
1.8196329983183E+29
n5
3.7581988470765E+36
2 √n
4544.6241868828
3 √n
274.36706890177
4 √n
67.413827861076
5 √n
29.040172395273
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
-20653608
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 20653609 can be divided by 4 positive divisors.
The sum of these divisors (counting 20653609) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110110010011000101001
3
Ternary
1102212022102111
4
Quaternary
1032302120221
5
Quinary
20241403414
6
Senary
2014402321
8
Octal
116623051
10
Decimal
20653609
12
Duodecimal
6b003a1
16
Hexadecimal
13b2629
20
Vigesimal
691e09
36
Base36
caofd
md5
b6d2f210102136f7f3e82e860584f24e
sha1
d7ac0c95ab2c1f441ecc133fb13e81d318f54a69
sha256
89990f31bba938d2526edd5b215cd116ae948bd02b934b9645b6dfa2d4456709
sha512
7c1d8a7593848a771dea8cdce4ea6e052216239d926a68d001f37dab7bded68f2853ff29f31a5e6e6a61f3753fd182a5786cf627222e7c3598964eeb5c63f01c
ripemd-160
ed45acf54344fbf3e471fb0b6d9f3bbe19732bc5
Diameter
41307218
Circumference
129770452.60903
Area
1.34011409397E+15
Volume
3.6904256682994E+22
Surface area
5.36045637588E+15
Circumference
129770452.60903
Perimeter
82614436
Area
426571564724881
Diagonal
29208613.959751
Surface area
2559429388349286
Volume
8.8102423083459E+21
Space diagonal
35773100.147662
Perimeter
61960827
Area
1.8471090579191E+14
Altitude
17886550.073831
Surface area
1.8471090579191E+14
Volume
1.0382970133547E+21
Height
9736204.6532503