18394468 is an even 8-digits composite number following 18394467
and preceding 18394469 . In scientific notation, it is written as 1.8394468 × 10^7.
The sum of its digits is 43. It has a total of 4 prime factors and 12 positive divisors.
There are 8880032 positive integers (up to 18394468) that are relatively prime to 18394468.
18394468 has 12 divisors, whose sum is 33300540
The reverse of 18394468 is 86449381
Previous prime number is 29
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
eighteen million three hundred ninety-four thousand four hundred sixty-eight
Scientific notation
1.8394468 × 10^7
Engineering notation
1.8394468 × 10^6
Prime Factorization
2 × 2 × 29 × 158573
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
9197234
Product of the distinct prime numbers
The prime factorization of 18394468 is 2 × 2 × 29 × 158573.
Since it has a total of 4 prime factors.
4 , 6 , 66 , 6 , 289 , 451 , 5385 , 6318 , 19528 , 20104 , 845375 , 327867 , 9390462 , 1444461 , 90251793 , 89754242 , 357570872 , 835110455 , 3880841251 , 3644082280
n×2
36788936
n×3
55183404
n×4
73577872
n×5
91972340
n÷2
9197234
n÷3
6131489.3333333
n÷3
4598617
n÷5
3678893.6
n2
338356453003024
n3
6.2238869473576E+21
n4
1.1448508928879E+29
n5
2.1058923113997E+36
2 √n
4288.8772423561
3 √n
263.97476419323
4 √n
65.489520095631
5 √n
28.37510297983
1 , 2 , 4 , 29 , 58 , 116 , 158573 , 317146 , 634292 , 4598617 , 9197234 , 18394468
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18394467
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18394468 can be divided by 12 positive divisors.
The sum of these divisors (counting 18394468) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1000110001010110101100100
3
Ternary
1021121112110121
4
Quaternary
1012022311210
5
Quinary
14202110333
6
Senary
1454131324
8
Octal
106126544
10
Decimal
18394468
12
Duodecimal
61b0b44
16
Hexadecimal
118ad64
20
Vigesimal
5ej638
36
Base36
ay99g
md5
995ca76e292ac0cde48ec8c7adba282a
sha1
9db41b8b9829aae0c1822a40d499da34f33bbdee
sha256
5daef5fd65a2f568eabefb7384a467cd0646c884da5278326a158769f2e8c0cf
sha512
441afb31e65fb4bab0a6cd3fd1ba3ca5b6afc0e4aef81fe3ddf80cb77418daf550f0e1aeb45394f2afccdfaa42fa49fe8b7fcfd70b4f806214f6357af772ed39
ripemd-160
ad8365b871b53db9035bec959a709499f63131e6
Diameter
36788936
Circumference
115575851.07099
Area
1.062978147049E+15
Volume
2.607055668079E+22
Surface area
4.251912588196E+15
Circumference
115575851.07099
Perimeter
73577872
Area
338356453003024
Diagonal
26013706.118238
Surface area
2030138718018144
Volume
6.2238869473576E+21
Space diagonal
31860153.1542
Perimeter
55183404
Area
1.4651264191751E+14
Altitude
15930076.5771
Surface area
1.4651264191751E+14
Volume
7.3349211096917E+20
Height
8671235.372746