1991041 is an odd 7-digits composite number following 1991040
and preceding 1991042 . In scientific notation, it is written as 1.991041 × 10^6.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 1757712 positive integers (up to 1991041) that are relatively prime to 1991041.
1991041 has 8 divisors, whose sum is 2237760
The reverse of 1991041 is 1401991
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 25
Digital Root 7
Name
one million nine hundred ninety-one thousand forty-one
Scientific notation
1.991041 × 10^6
Engineering notation
1.991041 × 10^6
Prime Factorization
23 × 13 × 6659
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1991041
Product of the distinct prime numbers
The prime factorization of 1991041 is 23 × 13 × 6659.
Since it has a total of 3 prime factors.
10 , 5 , 12 , 23 , 663 , 695 , 4078 , 3274 , 53448 , 19644 , 803965 , 775776 , 2839793 , 9142274 , 55965770 , 15503528 , 347423685 , 265911759 , 7122921521 , 965586169
n×2
3982082
n×3
5973123
n×4
7964164
n×5
9955205
n÷2
995520.5
n÷3
663680.33333333
n÷3
497760.25
n÷5
398208.2
n2
3964244263681
n3
7892972863003681921
n4
1.5715232582128E+25
n5
3.1289672395552E+31
2 √n
1411.0425223926
3 √n
125.80369617161
4 √n
37.563845947834
5 √n
18.189302291734
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
-1991040
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 1991041 can be divided by 8 positive divisors.
The sum of these divisors (counting 1991041) is 1, the average is 0.125.
Base
System
Value
2
Binary
111100110000110000001
3
Ternary
10202011012021
4
Quaternary
13212012001
5
Quinary
1002203131
6
Senary
110401441
8
Octal
7460601
10
Decimal
1991041
12
Duodecimal
800281
16
Hexadecimal
1e6181
20
Vigesimal
c8hc1
36
Base36
16oap
md5
eaa66de819258ec2bdebee5c458f4724
sha1
38066ed4de17e38ed22895f395c9cb2f8922715c
sha256
736e7f1f1dae3f223ac0cc5e23f09147c470e704c25141ebc1153f5c11f69d15
sha512
1e8250a5ee1076ebee63c77882afb7fd86ac0f2f2ebce40bfa107f017b5726e19f9d0269c474a72b41d4cedceeb84ca4f5d715ec789c1f59c743d56f3f1bdc2a
ripemd-160
e1303c3c01a1a8db2c622b4fe8e34bfed8719082
Diameter
3982082
Circumference
12510079.557192
Area
12454040655816
Volume
3.3062007415195E+19
Surface area
49816162623263
Circumference
12510079.557192
Perimeter
7964164
Area
3964244263681
Diagonal
2815757.1854409
Surface area
23785465582086
Volume
7892972863003681921
Space diagonal
3448584.1719527
Perimeter
5973123
Area
1716568119577.2
Altitude
1724292.0859764
Surface area
1716568119577.2
Volume
9.3019577252522E+17
Height
938585.7284803