2021946 is an even 7-digits composite number following 2021945
and preceding 2021947 . In scientific notation, it is written as 2.021946 × 10^6.
The sum of its digits is 24. It has a total of 4 prime factors and 16 positive divisors.
There are 618240 positive integers (up to 2021946) that are relatively prime to 2021946.
2021946 has 16 divisors, whose sum is 3171168
The reverse of 2021946 is 6491202
Previous prime number is 43
Is Prime? no
Number parity even
Number length 7
Sum of Digits 24
Digital Root 6
Name
two million twenty-one thousand nine hundred forty-six
Scientific notation
2.021946 × 10^6
Engineering notation
2.021946 × 10^6
Prime Factorization
2 × 51 × 43 × 461
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
2021946
Product of the distinct prime numbers
The prime factorization of 2021946 is 2 × 51 × 43 × 461.
Since it has a total of 4 prime factors.
7 , 3 , 53 , 46 , 2 , 280 , 685 , 8354 , 35055 , 3422 , 500275 , 340448 , 5863213 , 8620156 , 12333682 , 84978920 , 529027485 , 226633839 , 9720357800 , 557603575
n×2
4043892
n×3
6065838
n×4
8087784
n×5
10109730
n÷2
1010973
n÷3
673982
n÷3
505486.5
n÷5
404389.2
n2
4088265626916
n3
8266252331280298536
n4
1.6713915836223E+25
n5
3.3794635269387E+31
2 √n
1421.9514759653
3 √n
126.45126672455
4 √n
37.708771870287
5 √n
18.245421911499
1 , 2 , 43 , 51 , 86 , 102 , 461 , 922 , 2193 , 4386 , 19823 , 23511 , 39646 , 47022 , 1010973 , 2021946
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
-2021945
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 2021946 can be divided by 16 positive divisors.
The sum of these divisors (counting 2021946) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101101101000111010
3
Ternary
10210201120220
4
Quaternary
13231220322
5
Quinary
1004200241
6
Senary
111200510
8
Octal
7555072
10
Decimal
2021946
12
Duodecimal
816136
16
Hexadecimal
1eda3a
20
Vigesimal
cceh6
36
Base36
17c56
md5
4cb6ddfcb70de44e92b2e3498f349290
sha1
d01072d2c51c772ca0b72a34df3ab7dce65d4e7c
sha256
04ba20c57ee8a1990602b9fe498d38073a10b298c03ecc059e8f83ae5eeba42b
sha512
96534e6c0ca28a7a9058f8b3202384e348e8a91b9c6268c82dcdc095cb4ebef422f2619eff208732a71ebee4c9128dd015264ef0047dc7d420610b69ef0927dd
ripemd-160
e05b847bea0f3caff6f3588a9eb5e189ed1738ab
Diameter
4043892
Circumference
12704261.399111
Area
12843665259443
Volume
3.462559679556E+19
Surface area
51374661037772
Circumference
12704261.399111
Perimeter
8087784
Area
4088265626916
Diagonal
2859463.455586
Surface area
24529593761496
Volume
8266252331280298536
Space diagonal
3502113.2021607
Perimeter
6065838
Area
1770270945164
Altitude
1751056.6010803
Surface area
1770270945164
Volume
9.7418717974123E+17
Height
953154.48519534