18442091 is an odd 8-digits composite number following 18442090
and preceding 18442092 . In scientific notation, it is written as 1.8442091 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 18433272 positive integers (up to 18442091) that are relatively prime to 18442091.
18442091 has 4 divisors, whose sum is 18450912
The reverse of 18442091 is 19024481
Previous prime number is 5413
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
eighteen million four hundred forty-two thousand ninety-one
Scientific notation
1.8442091 × 10^7
Engineering notation
1.8442091 × 10^6
Prime Factorization
5413 × 3407
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18442091
Product of the distinct prime numbers
The prime factorization of 18442091 is 5413 × 3407.
Since it has a total of 2 prime factors.
9 , 2 , 81 , 100 , 439 , 769 , 1277 , 3718 , 37217 , 18740 , 453680 , 317450 , 6434520 , 8230553 , 39954118 , 72726624 , 821472472 , 730426181 , 4434231312 , 6928674702
n×2
36884182
n×3
55326273
n×4
73768364
n×5
92210455
n÷2
9221045.5
n÷3
6147363.6666667
n÷3
4610522.75
n÷5
3688418.2
n2
340110720452281
n3
6.2723528566565E+21
n4
1.1567530216657E+29
n5
2.1332944490084E+36
2 √n
4294.4255727629
3 √n
264.20237677091
4 √n
65.531866849365
5 √n
28.389780330576
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
-18442090
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 18442091 can be divided by 4 positive divisors.
The sum of these divisors (counting 18442091) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000110010110011101101011
3
Ternary
1021200221210102
4
Quaternary
1012112131223
5
Quinary
14210121331
6
Senary
1455140015
8
Octal
106263553
10
Decimal
18442091
12
Duodecimal
621460b
16
Hexadecimal
119676b
20
Vigesimal
5f554b
36
Base36
aza0b
md5
b3b36adfb3eae00b4b2ad348745327bf
sha1
5c733cc31b26680222fccbe5ef92951041fa5b19
sha256
846ada4132a465551827eb96a4db45d7622fd27b1c04cd23bc8794cf89d68966
sha512
4126287632dc9567e9c45a8ab7e0fdda8203a9d4ab5763b527560831af1e678fc72cb987aaec98dffe793ed2c7e5775cd98dc8cc1b8d2bb4c8c0e049f3031b35
ripemd-160
cfd088f695731b79b086399f9bd5dd971876ad5b
Diameter
36884182
Circumference
115875075.20487
Area
1.06848934078E+15
Volume
2.6273570206927E+22
Surface area
4.2739573631201E+15
Circumference
115875075.20487
Perimeter
73768364
Area
340110720452281
Diagonal
26081055.210719
Surface area
2040664322713686
Volume
6.2723528566565E+21
Space diagonal
31942638.609809
Perimeter
55326273
Area
1.4727226200555E+14
Altitude
15971319.304904
Surface area
1.4727226200555E+14
Volume
7.3920387315611E+20
Height
8693685.0702396