18428305 is an odd 8-digits composite number following 18428304
and preceding 18428306 . In scientific notation, it is written as 1.8428305 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 12588480 positive integers (up to 18428305) that are relatively prime to 18428305.
18428305 has 8 divisors, whose sum is 19027008
The reverse of 18428305 is 50382481
Previous prime number is 311
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
eighteen million four hundred twenty-eight thousand three hundred five
Scientific notation
1.8428305 × 10^7
Engineering notation
1.8428305 × 10^6
Prime Factorization
35 × 311 × 1693
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18428305
Product of the distinct prime numbers
The prime factorization of 18428305 is 35 × 311 × 1693.
Since it has a total of 3 prime factors.
8 , 3 , 46 , 2 , 478 , 582 , 9 , 2142 , 12265 , 78709 , 835711 , 476630 , 240571 , 3772281 , 59530304 , 72629038 , 904365426 , 649201656 , 7821286972 , 7874030812
n×2
36856610
n×3
55284915
n×4
73713220
n×5
92141525
n÷2
9214152.5
n÷3
6142768.3333333
n÷3
4607076.25
n÷5
3685661
n2
339602425173025
n3
6.2582970698282E+21
n4
1.153298071834E+29
n5
2.1253328623669E+36
2 √n
4292.8201686071
3 √n
264.13652737027
4 √n
65.519616670178
5 √n
28.385534623386
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
-18428304
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 18428305 can be divided by 8 positive divisors.
The sum of these divisors (counting 18428305) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000110010011000110010001
3
Ternary
1021200020212211
4
Quaternary
1012103012101
5
Quinary
14204201210
6
Senary
1454552121
8
Octal
106230621
10
Decimal
18428305
12
Duodecimal
6208641
16
Hexadecimal
1193191
20
Vigesimal
5f3af5
36
Base36
ayzdd
md5
443d7a1c46bef961e74e62e4f045a279
sha1
7e304d38572fb995d1fe22ab237b27f0ab4a326f
sha256
3288d645f8cf0913da82f25dcf82a71ccc833d56faf7c2da24c1bf0433e616f3
sha512
bce304b75c9ea451f3ef764cca61e1ee20180257beefb79a35811329217743d11f23a468b3d5eeefa09aa22746fc19cb2468f59eecf30cd5a914d2599d55f3fc
ripemd-160
2511cd143fd9dee2bc20326ab05553d147a9ba6a
Diameter
36856610
Circumference
115788455.21222
Area
1.0668924840649E+15
Volume
2.621469346474E+22
Surface area
4.2675699362594E+15
Circumference
115788455.21222
Perimeter
73713220
Area
339602425173025
Diagonal
26061558.862548
Surface area
2037614551038150
Volume
6.2582970698282E+21
Space diagonal
31918760.557376
Perimeter
55284915
Area
1.4705216369332E+14
Altitude
15959380.278688
Surface area
1.4705216369332E+14
Volume
7.3754738279257E+20
Height
8687186.287516