2001389 is an odd 7-digits composite number following 2001388
and preceding 2001390 . In scientific notation, it is written as 2.001389 × 10^6.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 1847424 positive integers (up to 2001389) that are relatively prime to 2001389.
2001389 has 4 divisors, whose sum is 2155356
The reverse of 2001389 is 9831002
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 23
Digital Root 5
Name
two million one thousand three hundred eighty-nine
Scientific notation
2.001389 × 10^6
Engineering notation
2.001389 × 10^6
Prime Factorization
13 × 153953
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2001389
Product of the distinct prime numbers
The prime factorization of 2001389 is 13 × 153953.
Since it has a total of 2 prime factors.
8 , 8 , 96 , 51 , 953 , 636 , 436 , 345 , 43044 , 84640 , 152727 , 223423 , 2600792 , 4992121 , 45533058 , 2439713 , 826818683 , 737626377 , 7599688761 , 5368916225
n×2
4002778
n×3
6004167
n×4
8005556
n×5
10006945
n÷2
1000694.5
n÷3
667129.66666667
n÷3
500347.25
n÷5
400277.8
n2
4005557929321
n3
8016679578605826869
n4
1.6044494325146E+25
n5
3.211127445291E+31
2 √n
1414.7045627975
3 √n
126.0212654122
4 √n
37.612558578186
5 √n
18.208170091741
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
-2001388
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 2001389 can be divided by 4 positive divisors.
The sum of these divisors (counting 2001389) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101000100111101101
3
Ternary
10202200101112
4
Quaternary
13220213231
5
Quinary
1003021024
6
Senary
110521405
8
Octal
7504755
10
Decimal
2001389
12
Duodecimal
806265
16
Hexadecimal
1e89ed
20
Vigesimal
ca399
36
Base36
16wa5
md5
38809edf06dc7ae3993ba70886469414
sha1
ec8a1b912dfda226cfec38c3f2f733b9426815c2
sha256
d0268de01cda420f19c79673c389fe83cb4c0ae47c0b4bc73c710b79bce5580c
sha512
ce7a34806ac7cef4b92d5437a9372a7a2cec1eb534f407299ff9125f2e645c11c16724c382e9338144ab545dbda170df2f807837a0c9af5aaca55ec3e6204394
ripemd-160
d612585d59351c11f4645861589b0f75b3af81e0
Diameter
4002778
Circumference
12575097.958751
Area
12583831364283
Volume
3.3580188893775E+19
Surface area
50335325457133
Circumference
12575097.958751
Perimeter
8005556
Area
4005557929321
Diagonal
2830391.4673843
Surface area
24033347575926
Volume
8016679578605826869
Space diagonal
3466507.4337095
Perimeter
6004167
Area
1734457461561.1
Altitude
1733253.7168547
Surface area
1734457461561.1
Volume
9.4477474877198E+17
Height
943463.82246144