1991446 is an even 7-digits composite number following 1991445
and preceding 1991447 . In scientific notation, it is written as 1.991446 × 10^6.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 993720 positive integers (up to 1991446) that are relatively prime to 1991446.
1991446 has 8 divisors, whose sum is 2993184
The reverse of 1991446 is 6441991
Previous prime number is 1093
Is Prime? no
Number parity even
Number length 7
Sum of Digits 34
Digital Root 7
Name
one million nine hundred ninety-one thousand four hundred forty-six
Scientific notation
1.991446 × 10^6
Engineering notation
1.991446 × 10^6
Prime Factorization
2 × 1093 × 911
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1991446
Product of the distinct prime numbers
The prime factorization of 1991446 is 2 × 1093 × 911.
Since it has a total of 3 prime factors.
3 , 3 , 29 , 69 , 533 , 118 , 3787 , 9171 , 80144 , 16870 , 9009 , 944982 , 5374332 , 7831417 , 84614425 , 73199359 , 442422627 , 928555751 , 6675145370 , 7290089617
n×2
3982892
n×3
5974338
n×4
7965784
n×5
9957230
n÷2
995723
n÷3
663815.33333333
n÷3
497861.5
n÷5
398289.2
n2
3965857170916
n3
7897790399591984536
n4
1.5728023100106E+25
n5
3.1321508690613E+31
2 √n
1411.1860260079
3 √n
125.81222555276
4 √n
37.565756028701
5 √n
18.190042213023
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
-1991445
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 1991446 can be divided by 8 positive divisors.
The sum of these divisors (counting 1991446) is 1, the average is 0.125.
Base
System
Value
2
Binary
111100110001100010110
3
Ternary
10202011202021
4
Quaternary
13212030112
5
Quinary
1002211241
6
Senary
110403354
8
Octal
7461426
10
Decimal
1991446
12
Duodecimal
80055a
16
Hexadecimal
1e6316
20
Vigesimal
c8ic6
36
Base36
16oly
md5
ef3e86db3cd1e6cb1d72cfd34f990286
sha1
1b0f5db6c67854d21dbaacc5d3ec6334a41d4bae
sha256
e96765e69e85c2c36312868d2a01e6e0286f03eb2746adc6b0fa45d5d0f682f2
sha512
9a794048cadc2fc9028e275871f470bdcceb7dc357b8bb146d3673bdd7882d560879942a445aeed83a153ca7463e5e648b4fa11c6ffa8306b2ed3c0a8b253323
ripemd-160
1bd4dae8ad31fcf05bd90904b239e7a648881d9e
Diameter
3982892
Circumference
12512624.247242
Area
12459107753336
Volume
3.3082187065267E+19
Surface area
49836431013344
Circumference
12512624.247242
Perimeter
7965784
Area
3965857170916
Diagonal
2816329.9419337
Surface area
23795143025496
Volume
7897790399591984536
Space diagonal
3449285.6525298
Perimeter
5974338
Area
1717266528897
Altitude
1724642.8262649
Surface area
1717266528897
Volume
9.3076352465692E+17
Height
938776.64731122