18394423 is an odd 8-digits composite number following 18394422
and preceding 18394424 . In scientific notation, it is written as 1.8394423 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 18212200 positive integers (up to 18394423) that are relatively prime to 18394423.
18394423 has 4 divisors, whose sum is 18576648
The reverse of 18394423 is 32449381
Previous prime number is 101
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
eighteen million three hundred ninety-four thousand four hundred twenty-three
Scientific notation
1.8394423 × 10^7
Engineering notation
1.8394423 × 10^6
Prime Factorization
101 × 182123
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18394423
Product of the distinct prime numbers
The prime factorization of 18394423 is 101 × 182123.
Since it has a total of 2 prime factors.
7 , 8 , 35 , 82 , 243 , 328 , 9668 , 2303 , 99478 , 64763 , 771315 , 12033 , 2795015 , 2534864 , 69663153 , 58212278 , 989749701 , 609383698 , 294767932 , 2508752536
n×2
36788846
n×3
55183269
n×4
73577692
n×5
91972115
n÷2
9197211.5
n÷3
6131474.3333333
n÷3
4598605.75
n÷5
3678884.6
n2
338354797502929
n3
6.2238412693482E+21
n4
1.1448396899325E+29
n5
2.1058665523807E+36
2 √n
4288.8719962246
3 √n
263.97454893152
4 √n
65.489480042406
5 √n
28.375089096515
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18394422
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18394423 can be divided by 4 positive divisors.
The sum of these divisors (counting 18394423) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000110001010110100110111
3
Ternary
1021121112101221
4
Quaternary
1012022310313
5
Quinary
14202110143
6
Senary
1454131211
8
Octal
106126467
10
Decimal
18394423
12
Duodecimal
61b0b07
16
Hexadecimal
118ad37
20
Vigesimal
5ej613
36
Base36
ay987
md5
445ccc881daf3191f434872ac318769d
sha1
fd4d5938321966f1ed4c29fa249f3be6e992986b
sha256
e1400e5f2fa2de17482f71e518c03169de20c01adbec851bc99beb94b08ff692
sha512
2c5efb6bd690e71d55a055d62b18a8bf50887571115cd942021f6853ea42b9573dfe08d448d554dda744d04dd8b7825d9d1eb90c426ebe0b78851121c3a345ca
ripemd-160
29fdd177f94c46a96faa5e5ffd79038cbefcfcc9
Diameter
36788846
Circumference
115575568.32765
Area
1.0629729461421E+15
Volume
2.6070365345191E+22
Surface area
4.2518917845683E+15
Circumference
115575568.32765
Perimeter
73577692
Area
338354797502929
Diagonal
26013642.478628
Surface area
2030128785017574
Volume
6.2238412693482E+21
Space diagonal
31860075.211914
Perimeter
55183269
Area
1.4651192506494E+14
Altitude
15930037.605957
Surface area
1.4651192506494E+14
Volume
7.3348672776414E+20
Height
8671214.1595425