20181622 is an even 8-digits composite number following 20181621
and preceding 20181623 . In scientific notation, it is written as 2.0181622 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 9742824 positive integers (up to 20181622) that are relatively prime to 20181622.
20181622 has 8 divisors, whose sum is 31316400
The reverse of 20181622 is 22618102
Previous prime number is 29
Is Prime? no
Number parity even
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million one hundred eighty-one thousand six hundred twenty-two
Scientific notation
2.0181622 × 10^7
Engineering notation
2.0181622 × 10^6
Prime Factorization
2 × 29 × 347959
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20181622
Product of the distinct prime numbers
The prime factorization of 20181622 is 2 × 29 × 347959.
Since it has a total of 3 prime factors.
1 , 1 , 5 , 99 , 564 , 808 , 8996 , 57 , 24170 , 21303 , 644156 , 495581 , 6445545 , 3226704 , 36707792 , 29924849 , 244141032 , 113402025 , 3603930046 , 240853838
n×2
40363244
n×3
60544866
n×4
80726488
n×5
100908110
n÷2
10090811
n÷3
6727207.3333333
n÷3
5045405.5
n÷5
4036324.4
n2
407297866550884
n3
8.2199315841364E+21
n4
1.658915520969E+29
n5
3.347960597413E+36
2 √n
4492.396019943
3 √n
272.26095019062
4 √n
67.025338641017
5 √n
28.906213998483
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
-20181621
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 20181622 can be divided by 8 positive divisors.
The sum of these divisors (counting 20181622) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111111001001110110
3
Ternary
1101222022222111
4
Quaternary
1030333021312
5
Quinary
20131302442
6
Senary
2000321234
8
Octal
114771166
10
Decimal
20181622
12
Duodecimal
691321a
16
Hexadecimal
133f276
20
Vigesimal
662e12
36
Base36
c0k8m
md5
dbe9f452449e40ac8956953491f62c64
sha1
efc22c6b4e5c15f607b9ce78b271c5e01fbda842
sha256
87038ee0119821c9dfd2c4dc1a2b41965d0ea125a54c0df035aaf3a718d40af4
sha512
4c11e29c3aab68290da34335b2bbc02d2a81a75f98147755c39c6c968d3eda3380a344758daef95c7aff3322dca374c17f5dfb049d60b55ce212c0a979fc98ca
ripemd-160
f66ddfb8c2f07709ac222e57e4628e1e6c3c09d7
Diameter
40363244
Circumference
126804870.82545
Area
1.2795639853791E+15
Volume
3.4431568903645E+22
Surface area
5.1182559415162E+15
Circumference
126804870.82545
Perimeter
80726488
Area
407297866550884
Diagonal
28541123.543087
Surface area
2443787199305304
Volume
8.2199315841364E+21
Space diagonal
34955594.68315
Perimeter
60544866
Area
1.7636514967013E+14
Altitude
17477797.341575
Surface area
1.7636514967013E+14
Volume
9.6872822733872E+20
Height
9513707.8476957