20649506 is an even 8-digits composite number following 20649505
and preceding 20649507 . In scientific notation, it is written as 2.0649506 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 10318320 positive integers (up to 20649506) that are relatively prime to 20649506.
20649506 has 8 divisors, whose sum is 30993564
The reverse of 20649506 is 60594602
Previous prime number is 3061
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million six hundred forty-nine thousand five hundred six
Scientific notation
2.0649506 × 10^7
Engineering notation
2.0649506 × 10^6
Prime Factorization
2 × 3061 × 3373
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20649506
Product of the distinct prime numbers
The prime factorization of 20649506 is 2 × 3061 × 3373.
Since it has a total of 3 prime factors.
3 , 10 , 8 , 50 , 790 , 280 , 5216 , 3365 , 58627 , 55443 , 101953 , 774998 , 303328 , 8137971 , 90067322 , 43217214 , 732130005 , 341425093 , 8636999132 , 8455455677
n×2
41299012
n×3
61948518
n×4
82598024
n×5
103247530
n÷2
10324753
n÷3
6883168.6666667
n÷3
5162376.5
n÷5
4129901.2
n2
426402098044036
n3
8.8049926819729E+21
n4
1.8181874921636E+29
n5
3.7544673528556E+36
2 √n
4544.1727519979
3 √n
274.34889931477
4 √n
67.410479541373
5 √n
29.039018492373
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
-20649505
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 20649506 can be divided by 8 positive divisors.
The sum of these divisors (counting 20649506) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110110001011000100010
3
Ternary
1102212002210112
4
Quaternary
1032301120202
5
Quinary
20241241011
6
Senary
2014331322
8
Octal
116613042
10
Decimal
20649506
12
Duodecimal
6ab9b42
16
Hexadecimal
13b1622
20
Vigesimal
6913f6
36
Base36
cal9e
md5
789cd1e33fe8e38675ffcc384eb04c4d
sha1
a148cd28b5591e7cf32171afc9cb334d9fdd6ed1
sha256
a19f2ff2d380f7557a35c2151527c63f5dcdc329adeb0f5dcc76a9c88814f6eb
sha512
cf521647d018b8f60d870c4c6bf493347e19e9f46071e5e8a6cf137afe61d8657a69cf299a55caf7286e0121d20426cd3b9f4745e8796ca0ade7f0181b64df32
ripemd-160
9ced104429057486466088e004e991508e266ca1
Diameter
41299012
Circumference
129744672.69972
Area
1.3395816986904E+15
Volume
3.6882267099464E+22
Surface area
5.3583267947617E+15
Circumference
129744672.69972
Perimeter
82598024
Area
426402098044036
Diagonal
29202811.441505
Surface area
2558412588264216
Volume
8.8049926819729E+21
Space diagonal
35765993.543198
Perimeter
61948518
Area
1.8463752456656E+14
Altitude
17882996.771599
Surface area
1.8463752456656E+14
Volume
1.0376783389535E+21
Height
9734270.4805015