18394426 is an even 8-digits composite number following 18394425
and preceding 18394427 . In scientific notation, it is written as 1.8394426 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 16 positive divisors.
There are 9041760 positive integers (up to 18394426) that are relatively prime to 18394426.
18394426 has 16 divisors, whose sum is 28062720
The reverse of 18394426 is 62449381
Previous prime number is 139
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
eighteen million three hundred ninety-four thousand four hundred twenty-six
Scientific notation
1.8394426 × 10^7
Engineering notation
1.8394426 × 10^6
Prime Factorization
2 × 127 × 139 × 521
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
18394426
Product of the distinct prime numbers
The prime factorization of 18394426 is 2 × 127 × 139 × 521.
Since it has a total of 4 prime factors.
9 , 10 , 73 , 7 , 826 , 323 , 922 , 3477 , 35125 , 44022 , 419276 , 363497 , 2984134 , 9794201 , 29934369 , 47399957 , 474939634 , 778936470 , 8273302636 , 2760475570
n×2
36788852
n×3
55183278
n×4
73577704
n×5
91972130
n÷2
9197213
n÷3
6131475.3333333
n÷3
4598606.5
n÷5
3678885.2
n2
338354907869476
n3
6.2238443145419E+21
n4
1.1448404367936E+29
n5
2.1058682696408E+36
2 √n
4288.8723459669
3 √n
263.97456328231
4 √n
65.489482712623
5 √n
28.375090022071
1 , 2 , 127 , 139 , 254 , 278 , 521 , 1042 , 17653 , 35306 , 66167 , 72419 , 132334 , 144838 , 9197213 , 18394426
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18394425
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18394426 can be divided by 16 positive divisors.
The sum of these divisors (counting 18394426) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000110001010110100111010
3
Ternary
1021121112102001
4
Quaternary
1012022310322
5
Quinary
14202110201
6
Senary
1454131214
8
Octal
106126472
10
Decimal
18394426
12
Duodecimal
61b0b0a
16
Hexadecimal
118ad3a
20
Vigesimal
5ej616
36
Base36
ay98a
md5
161eb74cbba0df34747611f05aec8c42
sha1
304267a6ffb413b3ebf3e76733093641304ed9cf
sha256
e7bcb1bd73050ef443b384b9124685ac6644dcfabfc3ea8a9b2de4351103a526
sha512
e31937f6e1466222912e3eace90e677b94367eddc385276e280fc9b63cd25ba0cc199aaa7b710c94acb59cc819911023b0e07eaf7cc776aa8149052e81ebc1fd
ripemd-160
0d0f0b044d2612fe091b0e00eef1b5e500b1df1e
Diameter
36788852
Circumference
115575587.1772
Area
1.0629732928688E+15
Volume
2.6070378100869E+22
Surface area
4.2518931714752E+15
Circumference
115575587.1772
Perimeter
73577704
Area
338354907869476
Diagonal
26013646.721268
Surface area
2030129447216856
Volume
6.2238443145419E+21
Space diagonal
31860080.408066
Perimeter
55183278
Area
1.4651197285505E+14
Altitude
15930040.204033
Surface area
1.4651197285505E+14
Volume
7.3348708664365E+20
Height
8671215.5737561