2021139 is an odd 7-digits composite number following 2021138
and preceding 2021140 . In scientific notation, it is written as 2.021139 × 10^6.
The sum of its digits is 18. It has a total of 3 prime factors and 8 positive divisors.
There are 1347408 positive integers (up to 2021139) that are relatively prime to 2021139.
2021139 has 8 divisors, whose sum is 2994320
The reverse of 2021139 is 9311202
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 18
Digital Root 9
Name
two million twenty-one thousand one hundred thirty-nine
Scientific notation
2.021139 × 10^6
Engineering notation
2.021139 × 10^6
Prime Factorization
3 × 9 × 74857
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2021139
Product of the distinct prime numbers
The prime factorization of 2021139 is 3 × 9 × 74857.
Since it has a total of 3 prime factors.
10 , 3 , 82 , 33 , 258 , 765 , 1439 , 8970 , 51812 , 74518 , 813324 , 878913 , 3816438 , 4401621 , 60838766 , 62964097 , 961415698 , 675469193 , 5645111718 , 3012309843
n×2
4042278
n×3
6063417
n×4
8084556
n×5
10105695
n÷2
1010569.5
n÷3
673713
n÷3
505284.75
n÷5
404227.8
n2
4085002857321
n3
8256358590042908619
n4
1.6687248344321E+25
n5
3.3727248431392E+31
2 √n
1421.6676826882
3 √n
126.43444139036
4 √n
37.705008721497
5 √n
18.243965254722
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-2021138
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2021139 can be divided by 8 positive divisors.
The sum of these divisors (counting 2021139) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101101011100010011
3
Ternary
10210200111000
4
Quaternary
13231130103
5
Quinary
1004134024
6
Senary
111153043
8
Octal
7553423
10
Decimal
2021139
12
Duodecimal
815783
16
Hexadecimal
1ed713
20
Vigesimal
cccgj
36
Base36
17bir
md5
5d17508b102f96986900a462bec79bd5
sha1
ddd3ed745993ad83eb9d4cf2ea5e104d90a1a6bf
sha256
fa8b71a62205ab95478e22eb10682d3173614b15ccb2cfc4b9e7e119ddeb3131
sha512
e3c8577740e9845502e0f9a25fb8cc70cdcaa43d015af744ac8cba7a9c9fa47bd181a085f6baab9ddf76d74ed6a1c02d93877506a4ed75bb5f497c0074926e87
ripemd-160
010f582e3be57d03fed33457298768a295df8b99
Diameter
4042278
Circumference
12699190.868568
Area
12833414966453
Volume
3.4584153989176E+19
Surface area
51333659865812
Circumference
12699190.868568
Perimeter
8084556
Area
4085002857321
Diagonal
2858322.1852412
Surface area
24510017143926
Volume
8256358590042908619
Space diagonal
3500715.437159
Perimeter
6063417
Area
1768858124486
Altitude
1750357.7185795
Surface area
1768858124486
Volume
9.7302119115452E+17
Height
952774.06174707