18249982 is an even 8-digits composite number following 18249981
and preceding 18249983 . In scientific notation, it is written as 1.8249982 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 8996400 positive integers (up to 18249982) that are relatively prime to 18249982.
18249982 has 8 divisors, whose sum is 27760752
The reverse of 18249982 is 28994281
Previous prime number is 71
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
eighteen million two hundred forty-nine thousand nine hundred eighty-two
Scientific notation
1.8249982 × 10^7
Engineering notation
1.8249982 × 10^6
Prime Factorization
2 × 71 × 128521
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18249982
Product of the distinct prime numbers
The prime factorization of 18249982 is 2 × 71 × 128521.
Since it has a total of 3 prime factors.
2 , 6 , 58 , 83 , 299 , 583 , 9751 , 4029 , 53206 , 21252 , 42671 , 163022 , 4127079 , 2009558 , 77920664 , 65189414 , 890605540 , 174460339 , 9758123668 , 5465817363
n×2
36499964
n×3
54749946
n×4
72999928
n×5
91249910
n÷2
9124991
n÷3
6083327.3333333
n÷3
4562495.5
n÷5
3649996.4
n2
333061843000324
n3
6.0783726396427E+21
n4
1.1093019126277E+29
n5
2.0244739938022E+36
2 √n
4271.9997659176
3 √n
263.28178485012
4 √n
65.360536762771
5 √n
28.330385757951
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
-18249981
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 18249982 can be divided by 8 positive divisors.
The sum of these divisors (counting 18249982) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000101100111100011111110
3
Ternary
1021100012021021
4
Quaternary
1011213203332
5
Quinary
14132444412
6
Senary
1451054354
8
Octal
105474376
10
Decimal
18249982
12
Duodecimal
61413ba
16
Hexadecimal
11678fe
20
Vigesimal
5e14j2
36
Base36
av5ry
md5
d73fe1cafa1726f5f6f9966046cf515d
sha1
70187243f0016c1eb6a4345c9deccfa24ccbdbe7
sha256
b57d7e13964aaf8f4d5d7ad2a2578724262e801794283a45dcd9716b896095ca
sha512
b703866b7851f2c27d45b2223dd8f5690ce085df8be5de8aa9cd142dbcd853098d0d480fc5ea6c0a5528acb11aa4350d1c0407dd69d02ed7c70be4c49c3ce0c7
ripemd-160
d7232b95f677accd439e8f49cf2952923f5a1449
Diameter
36499964
Circumference
114668018.75869
Area
1.0463446391609E+15
Volume
2.5461027773977E+22
Surface area
4.1853785566436E+15
Circumference
114668018.75869
Perimeter
72999928
Area
333061843000324
Diagonal
25809372.057465
Surface area
1998371058001944
Volume
6.0783726396427E+21
Space diagonal
31609896.061217
Perimeter
54749946
Area
1.4422000853477E+14
Altitude
15804948.030609
Surface area
1.4422000853477E+14
Volume
7.1634308534503E+20
Height
8603124.019155