2021648 is an even 7-digits composite number following 2021647
and preceding 2021649 . In scientific notation, it is written as 2.021648 × 10^6.
The sum of its digits is 23. It has a total of 6 prime factors and 20 positive divisors.
There are 975744 positive integers (up to 2021648) that are relatively prime to 2021648.
2021648 has 20 divisors, whose sum is 4052940
The reverse of 2021648 is 8461202
Previous prime number is 29
Is Prime? no
Number parity even
Number length 7
Sum of Digits 23
Digital Root 5
Name
two million twenty-one thousand six hundred forty-eight
Scientific notation
2.021648 × 10^6
Engineering notation
2.021648 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 29 × 4357
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
252706
Product of the distinct prime numbers
The prime factorization of 2021648 is 2 × 2 × 2 × 2 × 29 × 4357.
Since it has a total of 6 prime factors.
6 , 2 , 22 , 50 , 642 , 159 , 2316 , 7721 , 43640 , 47677 , 893161 , 639846 , 9900878 , 9648961 , 72153563 , 65059108 , 677207774 , 663888685 , 3896605882 , 9879390614
n×2
4043296
n×3
6064944
n×4
8086592
n×5
10108240
n÷2
1010824
n÷3
673882.66666667
n÷3
505412
n÷5
404329.6
n2
4087060635904
n3
8262597960454049792
n4
1.6704064641556E+25
n5
3.3769738874472E+31
2 √n
1421.8466865313
3 √n
126.4450541734
4 √n
37.707382387688
5 √n
18.24488406763
1 , 2 , 4 , 8 , 16 , 29 , 58 , 116 , 232 , 464 , 4357 , 8714 , 17428 , 34856 , 69712 , 126353 , 252706 , 505412 , 1010824 , 2021648
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-2021647
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2021648 can be divided by 20 positive divisors.
The sum of these divisors (counting 2021648) is 1, the average is 0.05.
Base
System
Value
2
Binary
111101101100100010000
3
Ternary
10210201011212
4
Quaternary
13231210100
5
Quinary
1004143043
6
Senary
111155252
8
Octal
7554420
10
Decimal
2021648
12
Duodecimal
815b28
16
Hexadecimal
1ed910
20
Vigesimal
cce28
36
Base36
17bww
md5
be47ceb751c7a9bda035e0247b15083d
sha1
fe0da8a8a470603b38e5c27c30361c6e288aaaae
sha256
00a5e121ed8c012639708caeacbd840f3c8ab33e9908c7907dd59f9ecf5643c2
sha512
7be1ff1b8bda50628e7f62a8014b4f26f3f8b3cba54679adbdd1d7277a83bef629e9e1241bfa473fa50d29d25341bc9a251040be26f7bc29b43ec7c827bcb019
ripemd-160
80d4e38a7a8b4e80f5b92896ac60c1f9a1cbbf0d
Diameter
4043296
Circumference
12702389.009889
Area
12839879668532
Volume
3.4610289402838E+19
Surface area
51359518674128
Circumference
12702389.009889
Perimeter
8086592
Area
4087060635904
Diagonal
2859042.0199444
Surface area
24522363815424
Volume
8262597960454049792
Space diagonal
3501597.05102
Perimeter
6064944
Area
1769749168750.1
Altitude
1750798.52551
Surface area
1769749168750.1
Volume
9.737565080092E+17
Height
953014.00664815