2000991 is an odd 7-digits composite number following 2000990
and preceding 2000992 . In scientific notation, it is written as 2.000991 × 10^6.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 1316952 positive integers (up to 2000991) that are relatively prime to 2000991.
2000991 has 8 divisors, whose sum is 2702080
The reverse of 2000991 is 1990002
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 21
Digital Root 3
Name
two million nine hundred ninety-one
Scientific notation
2.000991 × 10^6
Engineering notation
2.000991 × 10^6
Prime Factorization
3 × 79 × 8443
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2000991
Product of the distinct prime numbers
The prime factorization of 2000991 is 3 × 79 × 8443.
Since it has a total of 3 prime factors.
7 , 6 , 9 , 29 , 476 , 64 , 476 , 1927 , 32136 , 18273 , 94481 , 751702 , 1014607 , 5248994 , 9315146 , 27273988 , 993678307 , 632410117 , 9330740693 , 4414343365
n×2
4001982
n×3
6002973
n×4
8003964
n×5
10004955
n÷2
1000495.5
n÷3
666997
n÷3
500247.75
n÷5
400198.2
n2
4003964982081
n3
8011897893459242271
n4
1.6031735577731E+25
n5
3.2079358605419E+31
2 √n
1414.5638903917
3 √n
126.01291124937
4 √n
37.610688512598
5 √n
18.207445851904
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
-2000990
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 2000991 can be divided by 8 positive divisors.
The sum of these divisors (counting 2000991) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101000100001011111
3
Ternary
10202122211210
4
Quaternary
13220201133
5
Quinary
1003012431
6
Senary
110515503
8
Octal
7504137
10
Decimal
2000991
12
Duodecimal
805b93
16
Hexadecimal
1e885f
20
Vigesimal
ca29b
36
Base36
16vz3
md5
3cd8eb552df92e48bff88b360f39acfb
sha1
5a7ce55fa48b45665fa0993256f347220c532efc
sha256
a17017999607bf604270088e757ee63b5f9c987d47585ae712ad426ed2fd7411
sha512
762b75b75c3fed3ea6133b9c88e7a94a45a519dec21ae6676f83dbe9298d48956415cd2fadc1c3775b68d2300b839dbce3f54cbfe4fc882fafdb0b9bfd003eeb
ripemd-160
184412ba6201c798e8604d666b623e077b870f5b
Diameter
4001982
Circumference
12572597.250999
Area
12578826972936
Volume
3.3560159417871E+19
Surface area
50315307891746
Circumference
12572597.250999
Perimeter
8003964
Area
4003964982081
Diagonal
2829828.6103865
Surface area
24023789892486
Volume
8011897893459242271
Space diagonal
3465818.0774881
Perimeter
6002973
Area
1733767695172.7
Altitude
1732909.038744
Surface area
1733767695172.7
Volume
9.4421122177321E+17
Height
943276.20346217