2001949 is an odd 7-digits composite number following 2001948
and preceding 2001950 . In scientific notation, it is written as 2.001949 × 10^6.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 1937340 positive integers (up to 2001949) that are relatively prime to 2001949.
2001949 has 4 divisors, whose sum is 2066560
The reverse of 2001949 is 9491002
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 25
Digital Root 7
Name
two million one thousand nine hundred forty-nine
Scientific notation
2.001949 × 10^6
Engineering notation
2.001949 × 10^6
Prime Factorization
31 × 64579
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2001949
Product of the distinct prime numbers
The prime factorization of 2001949 is 31 × 64579.
Since it has a total of 2 prime factors.
6 , 8 , 96 , 15 , 518 , 510 , 9189 , 6886 , 59378 , 48590 , 815902 , 813756 , 5910327 , 7751482 , 36851658 , 83843843 , 87639284 , 792604668 , 1493089067 , 357527599
n×2
4003898
n×3
6005847
n×4
8007796
n×5
10009745
n÷2
1000974.5
n÷3
667316.33333333
n÷3
500487.25
n÷5
400389.8
n2
4007799798601
n3
8023410799009473349
n4
1.6062459225666E+25
n5
3.2156224184363E+31
2 √n
1414.9024701371
3 √n
126.03301813785
4 √n
37.615189353997
5 √n
18.209188927581
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
-2001948
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 2001949 can be divided by 4 positive divisors.
The sum of these divisors (counting 2001949) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101000110000011101
3
Ternary
10202201011021
4
Quaternary
13220300131
5
Quinary
1003030244
6
Senary
110524141
8
Octal
7506035
10
Decimal
2001949
12
Duodecimal
806651
16
Hexadecimal
1e8c1d
20
Vigesimal
ca4h9
36
Base36
16wpp
md5
0d7a2145aefd188bd33b7aeab7ce6b03
sha1
5a3ea539d4e9e828bdcec7c0c411712de1afb962
sha256
8b5ef3671efa5811203d60ca3fdea614580cbae46808c45cac49d323910b289b
sha512
b02e2d99e0917912a21fc787e92b695799a61f8275a12ef57952c37c533be9f42a60cef54becb97e36adb90e609c2332e0d1398960689ff907b1026a044e4add
ripemd-160
1b879c040cbc3c421f5e3008c92d2be8ec4c86ed
Diameter
4003898
Circumference
12578616.542523
Area
12590874404344
Volume
3.3608384563868E+19
Surface area
50363497617374
Circumference
12578616.542523
Perimeter
8007796
Area
4007799798601
Diagonal
2831183.4269793
Surface area
24046798791606
Volume
8023410799009473349
Space diagonal
3467477.3821617
Perimeter
6005847
Area
1735428219435.3
Altitude
1733738.6910809
Surface area
1735428219435.3
Volume
9.4556803070416E+17
Height
943727.80899309