20409618 is an even 8-digits composite number following 20409617
and preceding 20409619 . In scientific notation, it is written as 2.0409618 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 6803204 positive integers (up to 20409618) that are relatively prime to 20409618.
20409618 has 8 divisors, whose sum is 40819248
The reverse of 20409618 is 81690402
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million four hundred nine thousand six hundred eighteen
Scientific notation
2.0409618 × 10^7
Engineering notation
2.0409618 × 10^6
Prime Factorization
2 × 3 × 3401603
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20409618
Product of the distinct prime numbers
The prime factorization of 20409618 is 2 × 3 × 3401603.
Since it has a total of 3 prime factors.
6 , 9 , 66 , 12 , 469 , 738 , 3643 , 3834 , 60925 , 96124 , 554857 , 656585 , 139693 , 816798 , 67217105 , 71519300 , 854158287 , 337390369 , 2524468270 , 9872206308
n×2
40819236
n×3
61228854
n×4
81638472
n×5
102048090
n÷2
10204809
n÷3
6803206
n÷3
5102404.5
n÷5
4081923.6
n2
416552506905924
n3
8.5016775428923E+21
n4
1.7351599100961E+29
n5
3.5413950933976E+36
2 √n
4517.7005212829
3 √n
273.28237631609
4 √n
67.213841738759
5 √n
28.971232754128
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
-20409617
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 20409618 can be divided by 8 positive divisors.
The sum of these divisors (counting 20409618) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110110110100010010
3
Ternary
1102101220201210
4
Quaternary
1031312310102
5
Quinary
20211101433
6
Senary
2005240550
8
Octal
115666422
10
Decimal
20409618
12
Duodecimal
6a03156
16
Hexadecimal
1376d12
20
Vigesimal
67b40i
36
Base36
c5g5u
md5
82eb26690852efb3f695839173427dd4
sha1
ced69307140791af29dae1ca773c1dfb99bf30da
sha256
a3b520f9aecfaae903247745c18a6509af753e95c26951ce99cdb0094f121170
sha512
487490b092c86459b309f7c9cafd10b0b26d1c20d0f56962febfc985c4d0c6bece186d3f2112d7459309429fe510283c43fce563dbc1622736209b46b1575fc4
ripemd-160
e363ea48120c5c4990abc13ee873d556b0daa1ad
Diameter
40819236
Circumference
128237411.94275
Area
1.3086382955301E+15
Volume
3.561174361592E+22
Surface area
5.2345531821202E+15
Circumference
128237411.94275
Perimeter
81638472
Area
416552506905924
Diagonal
28863558.578454
Surface area
2499315041435544
Volume
8.5016775428923E+21
Space diagonal
35350495.339072
Perimeter
61228854
Area
1.8037252649531E+14
Altitude
17675247.669536
Surface area
1.8037252649531E+14
Volume
1.0019323070068E+21
Height
9621186.192818