18304493 is an odd 8-digits composite number following 18304492
and preceding 18304494 . In scientific notation, it is written as 1.8304493 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 18172668 positive integers (up to 18304493) that are relatively prime to 18304493.
18304493 has 4 divisors, whose sum is 18436320
The reverse of 18304493 is 39440381
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
eighteen million three hundred four thousand four hundred ninety-three
Scientific notation
1.8304493 × 10^7
Engineering notation
1.8304493 × 10^6
Prime Factorization
139 × 131687
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18304493
Product of the distinct prime numbers
The prime factorization of 18304493 is 139 × 131687.
Since it has a total of 2 prime factors.
4 , 4 , 8 , 73 , 318 , 743 , 7560 , 7818 , 37502 , 32038 , 669462 , 601096 , 8807992 , 9138532 , 28400429 , 36841879 , 304858434 , 99510183 , 181107539 , 2556225173
n×2
36608986
n×3
54913479
n×4
73217972
n×5
91522465
n÷2
9152246.5
n÷3
6101497.6666667
n÷3
4576123.25
n÷5
3660898.6
n2
335054463987049
n3
6.1330020906697E+21
n4
1.1226149383765E+29
n5
2.0548897281208E+36
2 √n
4278.375041999
3 √n
263.54365703389
4 √n
65.409288652293
5 √n
28.347289619714
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
-18304492
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 18304493 can be divided by 4 positive divisors.
The sum of these divisors (counting 18304493) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000101110100110111101101
3
Ternary
1021102222001012
4
Quaternary
1011310313231
5
Quinary
14141220433
6
Senary
1452155005
8
Octal
105646755
10
Decimal
18304493
12
Duodecimal
6168a65
16
Hexadecimal
1174ded
20
Vigesimal
5e814d
36
Base36
awbu5
md5
412c91facc181f196fa7491363eba038
sha1
00400146c9e615be1a279e42fa7984858928e8b3
sha256
06798557b3f763f9ca2b62b0c44e278e93e97e058b22261a6a93cee43508fbd0
sha512
98408298baf1086c02cb700836bee798d62eeb9ab29da1c32b8c0417104371665762cd0c919887fabee73f84843cff60a73f9dea8e02fff6637ab30cc0f58f2d
ripemd-160
9b5306adf5d1b691ebc827b54245654eb3973bad
Diameter
36608986
Circumference
115010521.47297
Area
1.0526046426142E+15
Volume
2.5689859083332E+22
Surface area
4.2104185704567E+15
Circumference
115010521.47297
Perimeter
73217972
Area
335054463987049
Diagonal
25886462.252963
Surface area
2010326783922294
Volume
6.1330020906697E+21
Space diagonal
31704311.882789
Perimeter
54913479
Area
1.4508283873208E+14
Altitude
15852155.941394
Surface area
1.4508283873208E+14
Volume
7.2278122789064E+20
Height
8628820.7509878