2001947 is an odd 7-digits composite number following 2001946
and preceding 2001948 . In scientific notation, it is written as 2.001947 × 10^6.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 1995120 positive integers (up to 2001947) that are relatively prime to 2001947.
2001947 has 4 divisors, whose sum is 2008776
The reverse of 2001947 is 7491002
Previous prime number is 307
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 23
Digital Root 5
Name
two million one thousand nine hundred forty-seven
Scientific notation
2.001947 × 10^6
Engineering notation
2.001947 × 10^6
Prime Factorization
307 × 6521
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2001947
Product of the distinct prime numbers
The prime factorization of 2001947 is 307 × 6521.
Since it has a total of 2 prime factors.
2 , 1 , 23 , 5 , 676 , 582 , 2010 , 4202 , 92139 , 71990 , 713993 , 103912 , 9818186 , 5026495 , 22284173 , 40105602 , 910080061 , 174742155 , 6787603641 , 7457030482
n×2
4003894
n×3
6005841
n×4
8007788
n×5
10009735
n÷2
1000973.5
n÷3
667315.66666667
n÷3
500486.75
n÷5
400389.4
n2
4007791790809
n3
8023386752234705123
n4
1.6062395038476E+25
n5
3.2156063560092E+31
2 √n
1414.9017633744
3 √n
126.03297616773
4 √n
37.615179959352
5 √n
18.209185289288
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
-2001946
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 2001947 can be divided by 4 positive divisors.
The sum of these divisors (counting 2001947) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101000110000011011
3
Ternary
10202201011012
4
Quaternary
13220300123
5
Quinary
1003030242
6
Senary
110524135
8
Octal
7506033
10
Decimal
2001947
12
Duodecimal
80664b
16
Hexadecimal
1e8c1b
20
Vigesimal
ca4h7
36
Base36
16wpn
md5
184eb4ca9a6365e769738799cdaf72cd
sha1
4c704d118eb77571cb9709685ed41243a4176e5c
sha256
3544f7e66d73bffddbd113771aace7bc6a50e1d7e9d9d650ff4635e9aeffa3c5
sha512
da52d332f2f908ff9433929d67d1c672d017128fc6a26857126e75c5e94dccb3e5de8d8c2edb4e27d455c8a663b2f6546c8a519b36cf9d713a0babcde5d5b8fe
ripemd-160
cc9a9162e97bcb9717e1378eeb40e20475a7eb98
Diameter
4003894
Circumference
12578603.976152
Area
12590849247123
Volume
3.3608283836974E+19
Surface area
50363396988492
Circumference
12578603.976152
Perimeter
8007788
Area
4007791790809
Diagonal
2831180.5985521
Surface area
24046750744854
Volume
8023386752234705123
Space diagonal
3467473.9180601
Perimeter
6005841
Area
1735424751959.7
Altitude
1733736.95903
Surface area
1735424751959.7
Volume
9.4556519676458E+17
Height
943726.86618404