20031649 is an odd 8-digits composite number following 20031648
and preceding 20031650 . In scientific notation, it is written as 2.0031649 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 18180000 positive integers (up to 20031649) that are relatively prime to 20031649.
20031649 has 8 divisors, whose sum is 21889440
The reverse of 20031649 is 94613002
Previous prime number is 809
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million thirty-one thousand six hundred forty-nine
Scientific notation
2.0031649 × 10^7
Engineering notation
2.0031649 × 10^6
Prime Factorization
11 × 809 × 2251
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20031649
Product of the distinct prime numbers
The prime factorization of 20031649 is 11 × 809 × 2251.
Since it has a total of 3 prime factors.
2 , 1 , 19 , 96 , 114 , 74 , 1844 , 9558 , 85741 , 62575 , 723952 , 536625 , 8482154 , 3299893 , 77453981 , 75855357 , 453119832 , 556731775 , 5792957223 , 9418943764
n×2
40063298
n×3
60094947
n×4
80126596
n×5
100158245
n÷2
10015824.5
n÷3
6677216.3333333
n÷3
5007912.25
n÷5
4006329.8
n2
401266961659201
n3
8.0380389312536E+21
n4
1.6101517451921E+29
n5
3.2253994596425E+36
2 √n
4475.6730220158
3 √n
271.58486720547
4 √n
66.900471014902
5 √n
28.863124345116
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
-20031648
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 20031649 can be divided by 8 positive divisors.
The sum of these divisors (counting 20031649) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100011010100010100001
3
Ternary
1101200201020221
4
Quaternary
1030122202201
5
Quinary
20112003044
6
Senary
1553203041
8
Octal
114324241
10
Decimal
20031649
12
Duodecimal
6860481
16
Hexadecimal
131a8a1
20
Vigesimal
653j29
36
Base36
bxcip
md5
d49a37777f6069fb44f5276ea8a67ef5
sha1
4065841f8a137026790d09b4a15826b99da0aa90
sha256
64e53de70216068116d235ed265413e85f6239fa3e5dd00d70cc30c8b66c3eed
sha512
a65f72ba3131cef0eab0384d3e4970f02e900349323ea617828fb509b4fc9e6a52861eba1a9812d1d6be457f64e7e5dc943047add870069db9c9df675f00ae6b
ripemd-160
d5c79f7b4883e3d0b83f29be80aa29bf0b11307d
Diameter
40063298
Circumference
125862562.67538
Area
1.2606173388768E+15
Volume
3.3669658740927E+22
Surface area
5.0424693555074E+15
Circumference
125862562.67538
Perimeter
80126596
Area
401266961659201
Diagonal
28329029.692497
Surface area
2407601769955206
Volume
8.0380389312536E+21
Space diagonal
34695833.827386
Perimeter
60094947
Area
1.7375369124813E+14
Altitude
17347916.913693
Surface area
1.7375369124813E+14
Volume
9.4729197262181E+20
Height
9443009.8974991