20123621 is an odd 8-digits composite number following 20123620
and preceding 20123622 . In scientific notation, it is written as 2.0123621 × 10^7.
The sum of its digits is 17. It has a total of 3 prime factors and 8 positive divisors.
There are 17183088 positive integers (up to 20123621) that are relatively prime to 20123621.
20123621 has 8 divisors, whose sum is 23086080
The reverse of 20123621 is 12632102
Previous prime number is 269
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty million one hundred twenty-three thousand six hundred twenty-one
Scientific notation
2.0123621 × 10^7
Engineering notation
2.0123621 × 10^6
Prime Factorization
7 × 269 × 10687
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20123621
Product of the distinct prime numbers
The prime factorization of 20123621 is 7 × 269 × 10687.
Since it has a total of 3 prime factors.
10 , 6 , 5 , 59 , 310 , 800 , 9470 , 5968 , 20887 , 57046 , 168722 , 43013 , 9878835 , 5254226 , 73810385 , 47017580 , 113489497 , 800512256 , 9805411997 , 1045419135
n×2
40247242
n×3
60370863
n×4
80494484
n×5
100618105
n÷2
10061810.5
n÷3
6707873.6666667
n÷3
5030905.25
n÷5
4024724.2
n2
404960122151641
n3
8.1492640182933E+21
n4
1.6399270053307E+29
n5
3.300126952294E+36
2 √n
4485.9359112676
3 √n
271.99987835202
4 √n
66.977129762834
5 √n
28.889579854579
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
-20123620
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 20123621 can be divided by 8 positive divisors.
The sum of these divisors (counting 20123621) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110000111111100101
3
Ternary
1101212101102022
4
Quaternary
1030300333211
5
Quinary
20122423441
6
Senary
1555152525
8
Octal
114607745
10
Decimal
20123621
12
Duodecimal
68a5745
16
Hexadecimal
1330fe5
20
Vigesimal
65f911
36
Base36
bzbhh
md5
63f94eee5b81679081c6b8a6c32eadef
sha1
8051a82148e2196612ad7217250398de59c110ae
sha256
2f82537aee939f09335efe236e48a4e44f3e4f9760738eadae5cb6d4cd597cc7
sha512
ce857a2c2650edba6d75d557b42cbb01924b24e52167ddb5ac4f39ebdab3fed1b43398944d9048e17e5c5f895a53f18869780d664ebf89199f7daf5b22d602e4
ripemd-160
b829189e97a1e2f9c51ba39b479eeb9aa96d793a
Diameter
40247242
Circumference
126440439.79445
Area
1.2722197447484E+15
Volume
3.4135557296045E+22
Surface area
5.0888789789937E+15
Circumference
126440439.79445
Perimeter
80494484
Area
404960122151641
Diagonal
28459097.742256
Surface area
2429760732909846
Volume
8.1492640182933E+21
Space diagonal
34855134.00426
Perimeter
60370863
Area
1.7535287665149E+14
Altitude
17427567.00213
Surface area
1.7535287665149E+14
Volume
9.6039997483579E+20
Height
9486365.9140853