18081622 is an even 8-digits composite number following 18081621
and preceding 18081623 . In scientific notation, it is written as 1.8081622 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 8345352 positive integers (up to 18081622) that are relatively prime to 18081622.
18081622 has 8 divisors, whose sum is 29208816
The reverse of 18081622 is 22618081
Previous prime number is 13
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
eighteen million eighty-one thousand six hundred twenty-two
Scientific notation
1.8081622 × 10^7
Engineering notation
1.8081622 × 10^6
Prime Factorization
2 × 13 × 695447
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18081622
Product of the distinct prime numbers
The prime factorization of 18081622 is 2 × 13 × 695447.
Since it has a total of 3 prime factors.
10 , 10 , 41 , 19 , 570 , 357 , 2545 , 3860 , 77064 , 51060 , 654713 , 526831 , 930368 , 7247581 , 49568562 , 28537400 , 881976696 , 953113303 , 705589620 , 7671429420
n×2
36163244
n×3
54244866
n×4
72326488
n×5
90408110
n÷2
9040811
n÷3
6027207.3333333
n÷3
4520405.5
n÷5
3616324.4
n2
326945054150884
n3
5.9116968839258E+21
n4
1.0689306843372E+29
n5
1.9328000578387E+36
2 √n
4252.2490519724
3 √n
262.46967208199
4 √n
65.209271211787
5 √n
28.277921022176
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
-18081621
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 18081622 can be divided by 8 positive divisors.
The sum of these divisors (counting 18081622) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000100111110011101010110
3
Ternary
1021000122022201
4
Quaternary
1010332131112
5
Quinary
14112102442
6
Senary
1443315114
8
Octal
104763526
10
Decimal
18081622
12
Duodecimal
607ba9a
16
Hexadecimal
113e756
20
Vigesimal
5d0412
36
Base36
arjva
md5
745685d8ac7304783b0990eb52bcc4ee
sha1
8bccf467929bbf28b945a30583b21ce8517a600c
sha256
48a06d63b7bd4f6aee660c93d5a4d292e0ebe32fc60600af3e4edd3c28c27359
sha512
3dfee79bdbe17437b7fb6051817ebf8eacf5b5d32667eb6e0e56a78dd71f0f36449d4adaf921a119e8b8fdeec1417f49ba7d0479bc5c94f298bb631438205360
ripemd-160
acb6707935fd9c9d363030d0b82048a46951c949
Diameter
36163244
Circumference
113610181.68038
Area
1.0271281802479E+15
Volume
2.4762858001055E+22
Surface area
4.1085127209917E+15
Circumference
113610181.68038
Perimeter
72326488
Area
326945054150884
Diagonal
25571275.062104
Surface area
1961670324905304
Volume
5.9116968839258E+21
Space diagonal
31318287.987255
Perimeter
54244866
Area
1.4157136126817E+14
Altitude
15659143.993628
Surface area
1.4157136126817E+14
Volume
6.9670015915722E+20
Height
8523758.3540346