2001791 is an odd 7-digits composite number following 2001790
and preceding 2001792 . In scientific notation, it is written as 2.001791 × 10^6.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 1819800 positive integers (up to 2001791) that are relatively prime to 2001791.
2001791 has 4 divisors, whose sum is 2183784
The reverse of 2001791 is 1971002
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 20
Digital Root 2
Name
two million one thousand seven hundred ninety-one
Scientific notation
2.001791 × 10^6
Engineering notation
2.001791 × 10^6
Prime Factorization
11 × 181981
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2001791
Product of the distinct prime numbers
The prime factorization of 2001791 is 11 × 181981.
Since it has a total of 2 prime factors.
6 , 2 , 10 , 10 , 842 , 414 , 2335 , 5479 , 27407 , 94185 , 715369 , 557881 , 2797818 , 3102917 , 1478374 , 72727541 , 545217063 , 975167326 , 6524581910 , 631386886
n×2
4003582
n×3
6005373
n×4
8007164
n×5
10008955
n÷2
1000895.5
n÷3
667263.66666667
n÷3
500447.75
n÷5
400358.2
n2
4007167207681
n3
8021511251830956671
n4
1.6057389030314E+25
n5
3.2143536844381E+31
2 √n
1414.8466347983
3 √n
126.02970241223
4 √n
37.614447155292
5 √n
18.208901493418
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
-2001790
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 2001791 can be divided by 4 positive divisors.
The sum of these divisors (counting 2001791) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101000101101111111
3
Ternary
10202200221102
4
Quaternary
13220231333
5
Quinary
1003024131
6
Senary
110523315
8
Octal
7505577
10
Decimal
2001791
12
Duodecimal
80653b
16
Hexadecimal
1e8b7f
20
Vigesimal
ca49b
36
Base36
16wlb
md5
95e02e339d66f87eb6c8d5a28ed8ce52
sha1
8eff1cc213a07e9f137d816033e614ffbd304981
sha256
84b852a6603616e021ff22a0dcba6bbd8e0fefd1ca1949a98709509dbe5e8d36
sha512
a1c206576e208212544e068f6f10964d0dfbccd9940ad48f34401ccaf8333db42a46e9aece45a19079be42baf64857e6ec41ba5e9e3a79574732fa052b78b99b
ripemd-160
325e8bd026feca65a137b95307ee421d1dd79fa2
Diameter
4003582
Circumference
12577623.799244
Area
12588887061357
Volume
3.3600427759253E+19
Surface area
50355548245426
Circumference
12577623.799244
Perimeter
8007164
Area
4007167207681
Diagonal
2830959.9812364
Surface area
24043003246086
Volume
8021511251830956671
Space diagonal
3467203.7181341
Perimeter
6005373
Area
1735154299531.8
Altitude
1733601.8590671
Surface area
1735154299531.8
Volume
9.4534416692231E+17
Height
943653.3270788