2019921 is an odd 7-digits composite number following 2019920
and preceding 2019922 . In scientific notation, it is written as 2.019921 × 10^6.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 1341072 positive integers (up to 2019921) that are relatively prime to 2019921.
2019921 has 8 divisors, whose sum is 2704320
The reverse of 2019921 is 1299102
Previous prime number is 269
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 24
Digital Root 6
Name
two million nineteen thousand nine hundred twenty-one
Scientific notation
2.019921 × 10^6
Engineering notation
2.019921 × 10^6
Prime Factorization
3 × 269 × 2503
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2019921
Product of the distinct prime numbers
The prime factorization of 2019921 is 3 × 269 × 2503.
Since it has a total of 3 prime factors.
3 , 9 , 21 , 6 , 352 , 77 , 9524 , 6437 , 57528 , 94402 , 603609 , 837635 , 4527392 , 6975508 , 75963017 , 9286566 , 547384995 , 77493289 , 4671899248 , 9914016280
n×2
4039842
n×3
6059763
n×4
8079684
n×5
10099605
n÷2
1009960.5
n÷3
673307
n÷3
504980.25
n÷5
403984.2
n2
4080080846241
n3
8241440983019966961
n4
1.6647059711863E+25
n5
3.3625745500245E+31
2 √n
1421.2392479804
3 √n
126.40903853675
4 √n
37.699326890283
5 √n
18.241765850518
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
-2019920
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 2019921 can be divided by 8 positive divisors.
The sum of these divisors (counting 2019921) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101101001001010001
3
Ternary
10210121210220
4
Quaternary
13231021101
5
Quinary
1004114141
6
Senary
111143253
8
Octal
7551121
10
Decimal
2019921
12
Duodecimal
814b29
16
Hexadecimal
1ed251
20
Vigesimal
cc9g1
36
Base36
17akx
md5
7721e6213f932b2fe4484d26e671c4dd
sha1
3d7605d76078429551bf0d5fa913b2685ab6e09f
sha256
34f77da3c4d0a79fb38956cd37d36560dbdb87ef4f5272c13d92db45b62a4052
sha512
fe0e687565c0e645c4d75173183b330e703857fcff85900d48d131bf3068360ba97060e4790814e9427f78392b17a3ec38107f2c54aa5bc91cf6d7d9e105adbb
ripemd-160
61ba523e9e7640a1f07bf479ae4492713b8bd86e
Diameter
4039842
Circumference
12691537.948863
Area
12817952012603
Volume
3.4521667262999E+19
Surface area
51271808050413
Circumference
12691537.948863
Perimeter
8079684
Area
4080080846241
Diagonal
2856599.6731222
Surface area
24480485077446
Volume
8241440983019966961
Space diagonal
3498605.7992753
Perimeter
6059763
Area
1766726831169.5
Altitude
1749302.8996377
Surface area
1766726831169.5
Volume
9.7126313430702E+17
Height
952199.89104074