18098081 is an odd 8-digits composite number following 18098080
and preceding 18098082 . In scientific notation, it is written as 1.8098081 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 17033472 positive integers (up to 18098081) that are relatively prime to 18098081.
18098081 has 4 divisors, whose sum is 19162692
The reverse of 18098081 is 18089081
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
eighteen million ninety-eight thousand eighty-one
Scientific notation
1.8098081 × 10^7
Engineering notation
1.8098081 × 10^6
Prime Factorization
17 × 1064593
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18098081
Product of the distinct prime numbers
The prime factorization of 18098081 is 17 × 1064593.
Since it has a total of 2 prime factors.
5 , 8 , 58 , 14 , 146 , 316 , 9980 , 2827 , 27036 , 21160 , 710538 , 9861 , 244762 , 4526256 , 56965732 , 7506538 , 904776427 , 87932315 , 5887853076 , 465941773
n×2
36196162
n×3
54294243
n×4
72392324
n×5
90490405
n÷2
9049040.5
n÷3
6032693.6666667
n÷3
4524520.25
n÷5
3619616.2
n2
327540535882561
n3
5.927855149186E+21
n4
1.0728280264624E+29
n5
1.9416128521986E+36
2 √n
4254.1839405461
3 √n
262.54928658823
4 √n
65.224105517409
5 √n
28.283067207964
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
-18098080
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 18098081 can be divided by 4 positive divisors.
The sum of these divisors (counting 18098081) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000101000010011110100001
3
Ternary
1021001110220022
4
Quaternary
1011002132201
5
Quinary
14113114311
6
Senary
1443523225
8
Octal
105023641
10
Decimal
18098081
12
Duodecimal
6089515
16
Hexadecimal
11427a1
20
Vigesimal
5d2541
36
Base36
arwkh
md5
020c88ddd08e7df80e5e51a1e84bb807
sha1
75d9919fe8c0f54940ede1295403819a9277acf6
sha256
d8d9de69a26ba97472cb73042c1023ce2f7420f9fe8120c91e80bda8b15882f8
sha512
b6b094bb41cef9f088415d9f333f06ab8636a3926503587d3c1c5c18611d68bc77f7addb35b5203ce432b42ddc21cfc3778a644496ab55f2bf829dd9b9b16d50
ripemd-160
9f3307620807cdace4a60e958b5937e1389464aa
Diameter
36196162
Circumference
113713596.62735
Area
1.0289989412815E+15
Volume
2.4830541584303E+22
Surface area
4.1159957651261E+15
Circumference
113713596.62735
Perimeter
72392324
Area
327540535882561
Diagonal
25594551.603127
Surface area
1965243215295366
Volume
5.927855149186E+21
Space diagonal
31346795.811497
Perimeter
54294243
Area
1.4182921242173E+14
Altitude
15673397.905748
Surface area
1.4182921242173E+14
Volume
6.9860442898017E+20
Height
8531517.2010423