18440045 is an odd 8-digits composite number following 18440044
and preceding 18440046 . In scientific notation, it is written as 1.8440045 × 10^7.
The sum of its digits is 26. It has a total of 4 prime factors and 16 positive divisors.
There are 13548864 positive integers (up to 18440045) that are relatively prime to 18440045.
18440045 has 16 divisors, whose sum is 23950080
The reverse of 18440045 is 54004481
Previous prime number is 239
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
eighteen million four hundred forty thousand forty-five
Scientific notation
1.8440045 × 10^7
Engineering notation
1.8440045 × 10^6
Prime Factorization
5 × 13 × 239 × 1187
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
18440045
Product of the distinct prime numbers
The prime factorization of 18440045 is 5 × 13 × 239 × 1187.
Since it has a total of 4 prime factors.
9 , 8 , 51 , 17 , 494 , 423 , 2719 , 5533 , 36419 , 84782 , 503942 , 628043 , 8516377 , 1417435 , 26441021 , 51525153 , 856999189 , 529848601 , 1367806754 , 5867195240
n×2
36880090
n×3
55320135
n×4
73760180
n×5
92200225
n÷2
9220022.5
n÷3
6146681.6666667
n÷3
4610011.25
n÷5
3688009
n2
340035259602025
n3
6.270265488648E+21
n4
1.1562397777262E+29
n5
2.132111353206E+36
2 √n
4294.187350361
3 √n
264.19260604129
4 √n
65.530049216836
5 √n
28.389150379576
1 , 5 , 13 , 65 , 239 , 1187 , 1195 , 3107 , 5935 , 15431 , 15535 , 77155 , 283693 , 1418465 , 3688009 , 18440045
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18440044
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18440045 can be divided by 16 positive divisors.
The sum of these divisors (counting 18440045) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000110010101111101101101
3
Ternary
1021200211222122
4
Quaternary
1012111331231
5
Quinary
14210040140
6
Senary
1455122325
8
Octal
106257555
10
Decimal
18440045
12
Duodecimal
62133a5
16
Hexadecimal
1195f6d
20
Vigesimal
5f5025
36
Base36
az8fh
md5
019dc37ead92f6d0be871820daff6994
sha1
26f08dcad1b01c19ea01a7a983f878417b63ada5
sha256
21af2952663f63d1d0af0ed8ccc4c22c827a0f25c8245c5e2d401c99380f1fbc
sha512
e6c212011ff968c0e76f8c9565e8eb880975d39aaa96124342ee66ff25350970a241fa743dc7d11003481b10505a401aff3edbed4f68d0f0e91885616f2cfb33
ripemd-160
724e1c9a18a3b4807047cf25219cc3d44e86228a
Diameter
36880090
Circumference
115862219.80773
Area
1.0682522735272E+15
Volume
2.6264826660259E+22
Surface area
4.2730090941089E+15
Circumference
115862219.80773
Perimeter
73760180
Area
340035259602025
Diagonal
26078161.72977
Surface area
2040211557612150
Volume
6.270265488648E+21
Space diagonal
31939094.833856
Perimeter
55320135
Area
1.472395864989E+14
Altitude
15969547.416928
Surface area
1.472395864989E+14
Volume
7.3895787447717E+20
Height
8692720.5765901