18941331 is an odd 8-digits composite number following 18941330
and preceding 18941332 . In scientific notation, it is written as 1.8941331 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 12627552 positive integers (up to 18941331) that are relatively prime to 18941331.
18941331 has 4 divisors, whose sum is 25255112
The reverse of 18941331 is 13314981
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
eighteen million nine hundred forty-one thousand three hundred thirty-one
Scientific notation
1.8941331 × 10^7
Engineering notation
1.8941331 × 10^6
Prime Factorization
3 × 6313777
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18941331
Product of the distinct prime numbers
The prime factorization of 18941331 is 3 × 6313777.
Since it has a total of 2 prime factors.
9 , 10 , 95 , 13 , 900 , 379 , 3624 , 1244 , 38032 , 53216 , 553634 , 575845 , 7211988 , 4515032 , 27583760 , 21428765 , 34857926 , 955097481 , 2526924013 , 4678705849
n×2
37882662
n×3
56823993
n×4
75765324
n×5
94706655
n÷2
9470665.5
n÷3
6313777
n÷3
4735332.75
n÷5
3788266.2
n2
358774020051561
n3
6.7956574679973E+21
n4
1.2871879746396E+29
n5
2.4381053486868E+36
2 √n
4352.1639445223
3 √n
266.56522825861
4 √n
65.97093257278
5 √n
28.541848638826
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
-18941330
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 18941331 can be divided by 4 positive divisors.
The sum of these divisors (counting 18941331) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001000010000010110010011
3
Ternary
1022122022121210
4
Quaternary
1020100112103
5
Quinary
14322110311
6
Senary
1513551203
8
Octal
110202623
10
Decimal
18941331
12
Duodecimal
6415503
16
Hexadecimal
1210593
20
Vigesimal
5i7d6b
36
Base36
b9z83
md5
e34088a3c462145c247508f577c692f3
sha1
cd207ca41928e73bd9d58d232c679c6a55fe37cf
sha256
e8f73a6413da307b79590ccf96bf0ff532f04ff2333bae7711c08511739821ba
sha512
be3865216685f129038051bdddb9c32623a7aa6b4e77488f44f6e822dc88b9ec523df029e2eb241e38a6972be4d362f0613b7c3785f030fdb69eac3e4e381aef
ripemd-160
60c27a1d518f82bc777cbd8dccce878eb11f4127
Diameter
37882662
Circumference
119011892.63763
Area
1.1271218256929E+15
Volume
2.846558343703E+22
Surface area
4.5084873027714E+15
Circumference
119011892.63763
Perimeter
75765324
Area
358774020051561
Diagonal
26787087.189598
Surface area
2152644120309366
Volume
6.7956574679973E+21
Space diagonal
32807347.654979
Perimeter
56823993
Area
1.5535370779126E+14
Altitude
16403673.82749
Surface area
1.5535370779126E+14
Volume
8.0087591304031E+20
Height
8929029.0631993