20649503 is an odd 8-digits composite number following 20649502
and preceding 20649504 . In scientific notation, it is written as 2.0649503 × 10^7.
The sum of its digits is 29. It has a total of 4 prime factors and 16 positive divisors.
There are 16722720 positive integers (up to 20649503) that are relatively prime to 20649503.
20649503 has 16 divisors, whose sum is 24938496
The reverse of 20649503 is 30594602
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million six hundred forty-nine thousand five hundred three
Scientific notation
2.0649503 × 10^7
Engineering notation
2.0649503 × 10^6
Prime Factorization
7 × 31 × 43 × 2213
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20649503
Product of the distinct prime numbers
The prime factorization of 20649503 is 7 × 31 × 43 × 2213.
Since it has a total of 4 prime factors.
5 , 3 , 54 , 64 , 359 , 179 , 3838 , 3149 , 65641 , 56726 , 56907 , 136712 , 6336493 , 1118609 , 90127405 , 41656988 , 633091633 , 611202968 , 4953285794 , 5866074483
n×2
41299006
n×3
61948509
n×4
82598012
n×5
103247515
n÷2
10324751.5
n÷3
6883167.6666667
n÷3
5162375.75
n÷5
4129900.6
n2
426401974147009
n3
8.8049888443546E+21
n4
1.8181864355647E+29
n5
3.7544646255752E+36
2 √n
4544.1724219048
3 √n
274.34888602879
4 √n
67.410477092992
5 √n
29.039017648604
1 , 7 , 31 , 43 , 217 , 301 , 1333 , 2213 , 9331 , 15491 , 68603 , 95159 , 480221 , 666113 , 2949929 , 20649503
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20649502
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20649503 can be divided by 16 positive divisors.
The sum of these divisors (counting 20649503) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001110110001011000011111
3
Ternary
1102212002210102
4
Quaternary
1032301120133
5
Quinary
20241241003
6
Senary
2014331315
8
Octal
116613037
10
Decimal
20649503
12
Duodecimal
6ab9b3b
16
Hexadecimal
13b161f
20
Vigesimal
6913f3
36
Base36
cal9b
md5
405ed0c85bfc1ee57ab09ba24a08866e
sha1
edbc892934a56e2f250f3646a18e8175b87dd90d
sha256
e363e95d71fce5775f676200d40ceb4f9f7dd569f8c2264aea0442701db1de7d
sha512
31b0fea44fcc9cab716042d390fa55a33ce65e015e36225e57344a0cb8c67cf8f57d226a7f512ad33af4bc5e68c444b417043f38248273a7d4934bc2664eeacb
ripemd-160
de32f67ad271a11aee5b66e6647fac87886331b8
Diameter
41299006
Circumference
129744653.85016
Area
1.3395813094564E+15
Volume
3.6882251024486E+22
Surface area
5.3583252378257E+15
Circumference
129744653.85016
Perimeter
82598012
Area
426401974147009
Diagonal
29202807.198864
Surface area
2558411844882054
Volume
8.8049888443546E+21
Space diagonal
35765988.347046
Perimeter
61948509
Area
1.8463747091757E+14
Altitude
17882994.173523
Surface area
1.8463747091757E+14
Volume
1.0376778866858E+21
Height
9734269.066288