2002981 is an odd 7-digits composite number following 2002980
and preceding 2002982 . In scientific notation, it is written as 2.002981 × 10^6.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 1974700 positive integers (up to 2002981) that are relatively prime to 2002981.
2002981 has 4 divisors, whose sum is 2031264
The reverse of 2002981 is 1892002
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 22
Digital Root 4
Name
two million two thousand nine hundred eighty-one
Scientific notation
2.002981 × 10^6
Engineering notation
2.002981 × 10^6
Prime Factorization
71 × 28211
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2002981
Product of the distinct prime numbers
The prime factorization of 2002981 is 71 × 28211.
Since it has a total of 2 prime factors.
9 , 5 , 14 , 3 , 386 , 385 , 3624 , 7546 , 20879 , 2771 , 442801 , 985388 , 4665321 , 6108844 , 54649260 , 52395290 , 910550674 , 250842643 , 3852145935 , 7926503863
n×2
4005962
n×3
6008943
n×4
8011924
n×5
10014905
n÷2
1001490.5
n÷3
667660.33333333
n÷3
500745.25
n÷5
400596.2
n2
4011932886361
n3
8035825344656242141
n4
1.6095605484665E+25
n5
3.223919196928E+31
2 √n
1415.2671125975
3 √n
126.0546709924
4 √n
37.620036052581
5 √n
18.211065899402
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
-2002980
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 2002981 can be divided by 4 positive divisors.
The sum of these divisors (counting 2002981) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101001000000100101
3
Ternary
10202202120111
4
Quaternary
13221000211
5
Quinary
1003043411
6
Senary
110533021
8
Octal
7510045
10
Decimal
2002981
12
Duodecimal
807171
16
Hexadecimal
1e9025
20
Vigesimal
ca791
36
Base36
16xid
md5
7603d4a7bc944d9d99d3d12a40a36394
sha1
fed051dfea85e1d65ebc9a9bc974d3cd6ca4f68b
sha256
ad63b33d29ff5f28e7778a2745b49d201aaa3aad71db0e938ddfcb545402f307
sha512
fcac531b00b67ded46f90f620aba857002ff872e91597147f300196bf82ffab462aa76f5e998b53a4c466236927cbc1321618330d80096ba0f105e52653e8665
ripemd-160
98d8d73cf2e7ff08a3a83381a2e60400cfa2fb68
Diameter
4005962
Circumference
12585100.78976
Area
12603858882487
Volume
3.366038649107E+19
Surface area
50415435529948
Circumference
12585100.78976
Perimeter
8011924
Area
4011932886361
Diagonal
2832642.8953756
Surface area
24071597318166
Volume
8035825344656242141
Space diagonal
3469264.8585951
Perimeter
6008943
Area
1737217898933.4
Altitude
1734632.4292976
Surface area
1737217898933.4
Volume
9.4703109893953E+17
Height
944214.29845854