18059981 is an odd 8-digits composite number following 18059980
and preceding 18059982 . In scientific notation, it is written as 1.8059981 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 6 positive divisors.
There are 17807328 positive integers (up to 18059981) that are relatively prime to 18059981.
18059981 has 6 divisors, whose sum is 18316170
The reverse of 18059981 is 18995081
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
eighteen million fifty-nine thousand nine hundred eighty-one
Scientific notation
1.8059981 × 10^7
Engineering notation
1.8059981 × 10^6
Prime Factorization
73 × 73 × 3389
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
247397
Product of the distinct prime numbers
The prime factorization of 18059981 is 73 × 73 × 3389.
Since it has a total of 3 prime factors.
8 , 6 , 39 , 60 , 768 , 693 , 7835 , 8955 , 98168 , 47434 , 121616 , 293751 , 8062553 , 1251405 , 26891635 , 57837174 , 724323583 , 210611941 , 7731278882 , 4401306145
n×2
36119962
n×3
54179943
n×4
72239924
n×5
90299905
n÷2
9029990.5
n÷3
6019993.6666667
n÷3
4514995.25
n÷5
3611996.2
n2
326162913720361
n3
5.8904960246944E+21
n4
1.0638224628656E+29
n5
1.9212613466725E+36
2 √n
4249.7036367257
3 √n
262.36491795169
4 √n
65.189751009846
5 √n
28.271148890003
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18059980
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18059981 can be divided by 6 positive divisors.
The sum of these divisors (counting 18059981) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1000100111001001011001101
3
Ternary
1020222112122012
4
Quaternary
1010321023031
5
Quinary
14110404411
6
Senary
1443031005
8
Octal
104711315
10
Decimal
18059981
12
Duodecimal
606b465
16
Hexadecimal
11392cd
20
Vigesimal
5ch9j1
36
Base36
ar365
md5
970d67a5f0b9745124cf33a6245fb88e
sha1
02610441b7d8ec9e28fb082a5af9d0acff9dd4a1
sha256
1bc239a3f61e70998cfe4a0d7fc9d2ee66246d0851931fc43894909c8b0a406d
sha512
b94e04ae2a5fab41551a711a2831c040c299fc054cd85672aa8e5d0f65a15ebc35b39db5a6c1da1b3a3ea74b0e627aa767dc88e0efad38209eee29eb81926804
ripemd-160
7db47a7efb29f2eff2846c787127a40343f733c9
Diameter
36119962
Circumference
113474207.26714
Area
1.0246710136173E+15
Volume
2.4674052049573E+22
Surface area
4.0986840544693E+15
Circumference
113474207.26714
Perimeter
72239924
Area
326162913720361
Diagonal
25540670.0664
Surface area
1956977482322166
Volume
5.8904960246944E+21
Space diagonal
31280804.675729
Perimeter
54179943
Area
1.4123268452709E+14
Altitude
15640402.337864
Surface area
1.4123268452709E+14
Volume
6.9420161393563E+20
Height
8513556.6888001