18381825 is an odd 8-digits composite number following 18381824
and preceding 18381826 . In scientific notation, it is written as 1.8381825 × 10^7.
The sum of its digits is 36. It has a total of 5 prime factors and 24 positive divisors.
There are 7632000 positive integers (up to 18381825) that are relatively prime to 18381825.
18381825 has 24 divisors, whose sum is 25284096
The reverse of 18381825 is 52818381
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
eighteen million three hundred eighty-one thousand eight hundred twenty-five
Scientific notation
1.8381825 × 10^7
Engineering notation
1.8381825 × 10^6
Prime Factorization
63 × 5 × 5 × 11 × 1061
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
3676365
Product of the distinct prime numbers
The prime factorization of 18381825 is 63 × 5 × 5 × 11 × 1061.
Since it has a total of 5 prime factors.
8 , 9 , 46 , 98 , 527 , 800 , 8869 , 8183 , 79775 , 91155 , 448383 , 698139 , 5316615 , 6314511 , 22276921 , 44097361 , 777060597 , 210449919 , 725293688 , 8000635072
n×2
36763650
n×3
55145475
n×4
73527300
n×5
91909125
n÷2
9190912.5
n÷3
6127275
n÷3
4595456.25
n÷5
3676365
n2
337891490330625
n3
6.2110622442467E+21
n4
1.1417065923785E+29
n5
2.0986650782448E+36
2 √n
4287.4030601286
3 √n
263.91427140683
4 √n
65.478264028062
5 √n
28.37120131659
1 , 5 , 11 , 25 , 55 , 63 , 275 , 315 , 693 , 1061 , 1575 , 3465 , 5305 , 11671 , 17325 , 26525 , 58355 , 66843 , 291775 , 334215 , 735273 , 1671075 , 3676365 , 18381825
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18381824
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18381825 can be divided by 24 positive divisors.
The sum of these divisors (counting 18381825) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1000110000111110000000001
3
Ternary
1021120220010100
4
Quaternary
1012013300001
5
Quinary
14201204300
6
Senary
1453553013
8
Octal
106076001
10
Decimal
18381825
12
Duodecimal
61a5769
16
Hexadecimal
1187c01
20
Vigesimal
5eheb5
36
Base36
axzi9
md5
2d2317f4fe5152817f8d99b216024cc8
sha1
36fa3c0c08f726cd01424f031da07d7f2e9a1d4e
sha256
a7b881eb11a5332b224e7c07e8b267b77409133ba878c8efbfdf3efd6d90f782
sha512
6449c0cb9f53b661e4c0619f100dece968a4e0f4e34216d65019292af0318d7789b6361d0c6e2c17e5a545853c3874dc2f61bd645af5e606af26840d9c7b8a29
ripemd-160
49c74ae71db011d3500756a5d2e5a0f445638bd9
Diameter
36763650
Circumference
115496412.75915
Area
1.0615174237332E+15
Volume
2.6016836690019E+22
Surface area
4.2460696949328E+15
Circumference
115496412.75915
Perimeter
73527300
Area
337891490330625
Diagonal
25995826.216169
Surface area
2027348941983750
Volume
6.2110622442467E+21
Space diagonal
31838254.83584
Perimeter
55145475
Area
1.4631130717445E+14
Altitude
15919127.41792
Surface area
1.4631130717445E+14
Volume
7.319807052131E+20
Height
8665275.4053896