2018390 is an even 7-digits composite number following 2018389
and preceding 2018391 . In scientific notation, it is written as 2.018390 × 10^6.
The sum of its digits is 23. It has a total of 5 prime factors and 32 positive divisors.
There are 719200 positive integers (up to 2018390) that are relatively prime to 2018390.
2018390 has 32 divisors, whose sum is 4043520
The reverse of 2018390 is 0938102
Previous prime number is 59
Is Prime? no
Number parity even
Number length 7
Sum of Digits 23
Digital Root 5
Name
two million eighteen thousand three hundred ninety
Scientific notation
2.018390 × 10^6
Engineering notation
2.018390 × 10^6
Prime Factorization
2 × 5 × 11 × 59 × 311
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
2018390
Product of the distinct prime numbers
The prime factorization of 2018390 is 2 × 5 × 11 × 59 × 311.
Since it has a total of 5 prime factors.
3 , 4 , 96 , 2 , 168 , 86 , 6935 , 7162 , 24858 , 61027 , 474837 , 261050 , 5942717 , 3580871 , 71708038 , 69075183 , 918581770 , 322719541 , 8199480214 , 8938264193
n×2
4036780
n×3
6055170
n×4
8073560
n×5
10091950
n÷2
1009195
n÷3
672796.66666667
n÷3
504597.5
n÷5
403678
n2
4073898192100
n3
8222715371952719000
n4
1.6596646479596E+25
n5
3.3498505287951E+31
2 √n
1420.7005314281
3 √n
126.3770932025
4 √n
37.692181303661
5 √n
18.23899974089
1 , 2 , 5 , 10 , 11 , 22 , 55 , 59 , 110 , 118 , 295 , 311 , 590 , 622 , 649 , 1298 , 1555 , 3110 , 3245 , 3421 , 6490 , 6842 , 17105 , 18349 , 34210 , 36698 , 91745 , 183490 , 201839 , 403678 , 1009195 , 2018390
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-2018389
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2018390 can be divided by 32 positive divisors.
The sum of these divisors (counting 2018390) is 1, the average is 0.03125.
Base
System
Value
2
Binary
111101100110001010110
3
Ternary
10210112201012
4
Quaternary
13230301112
5
Quinary
1004042030
6
Senary
111132222
8
Octal
7546126
10
Decimal
2018390
12
Duodecimal
814072
16
Hexadecimal
1ecc56
20
Vigesimal
cc5ja
36
Base36
179ee
md5
1b547386a4acd6135862834a12fbde04
sha1
04f374bf82ccdee400bb302e9e27b97a2e3c49f3
sha256
6f0c339e65778ddae071b9faa6cda166bb9a1cecae7f6f9461088405cd600d4e
sha512
db6fbfca48e8340bba9c9077929c5834ae2335950358159e511f1af64b9e56a5bf43cc90e0e175a622355f4a571ff6462c2ad444e633e31e78ddb934481f7f68
ripemd-160
718e6cea4981c5a3b687aadebbfaa8760de1f8b4
Diameter
4036780
Circumference
12681918.392158
Area
12798528631774
Volume
3.4443229606782E+19
Surface area
51194114527096
Circumference
12681918.392158
Perimeter
8073560
Area
4073898192100
Diagonal
2854434.5121582
Surface area
24443389152600
Volume
8222715371952719000
Space diagonal
3495954.0294889
Perimeter
6055170
Area
1764049663395
Altitude
1747977.0147445
Surface area
1764049663395
Volume
9.6905629987911E+17
Height
951478.17071941