1291266 is an even 7-digits composite number following 1291265
and preceding 1291267 . In scientific notation, it is written as 1.291266 × 10^6.
The sum of its digits is 27. It has a total of 4 prime factors and 16 positive divisors.
There are 411576 positive integers (up to 1291266) that are relatively prime to 1291266.
1291266 has 16 divisors, whose sum is 2246400
The reverse of 1291266 is 6621921
Previous prime number is 23
Is Prime? no
Number parity even
Number length 7
Sum of Digits 27
Digital Root 9
Name
one million two hundred ninety-one thousand two hundred sixty-six
Scientific notation
1.291266 × 10^6
Engineering notation
1.291266 × 10^6
Prime Factorization
2 × 9 × 23 × 3119
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1291266
Product of the distinct prime numbers
The prime factorization of 1291266 is 2 × 9 × 23 × 3119.
Since it has a total of 4 prime factors.
4 , 2 , 34 , 10 , 846 , 141 , 4797 , 3976 , 12586 , 13961 , 585962 , 667057 , 3249736 , 7836644 , 55511320 , 94267949 , 894733695 , 805528173 , 6781874296 , 6230055851
n×2
2582532
n×3
3873798
n×4
5165064
n×5
6456330
n÷2
645633
n÷3
430422
n÷3
322816.5
n÷5
258253.2
n2
1667367882756
n3
2153015456494809096
n4
2.7801156564462E+24
n5
3.5898688232367E+30
2 √n
1136.3388579117
3 √n
108.89432285036
4 √n
33.709625597323
5 √n
16.68027257271
1 , 2 , 9 , 18 , 23 , 46 , 207 , 414 , 3119 , 6238 , 28071 , 56142 , 71737 , 143474 , 645633 , 1291266
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1291265
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1291266 can be divided by 16 positive divisors.
The sum of these divisors (counting 1291266) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100111011010000000010
3
Ternary
2102121021200
4
Quaternary
10323100002
5
Quinary
312310031
6
Senary
43402030
8
Octal
4732002
10
Decimal
1291266
12
Duodecimal
523316
16
Hexadecimal
13b402
20
Vigesimal
81836
36
Base36
roci
md5
57cfa11f290a4c161270e6936e282f63
sha1
09f28da62706ff5271c5cf4a2890663ad4957523
sha256
9fd78010dd5543efe37f684b34d5a0716c09d0f25a001e3130b4c5e8edd1cb50
sha512
1b9323d0f4b9fb9be1428578b076a1dedceaf265336545924d54c11d04bd095123c539e62e61ac52b77f2d258a9b3f557bd9286b78a1b58cbd7a9a2d7b11cc62
ripemd-160
6919bc1ffc3e8716952f5ce6bddfae82b261560d
Diameter
2582532
Circumference
8113263.5588606
Area
5238190691297.8
Volume
9.0185300549192E+18
Surface area
20952762765191
Circumference
8113263.5588606
Perimeter
5165064
Area
1667367882756
Diagonal
1826125.8898313
Surface area
10004207296536
Volume
2153015456494809096
Space diagonal
2236538.3180862
Perimeter
3873798
Area
721991471960.48
Altitude
1118269.1590431
Surface area
721991471960.48
Volume
2.5373530488115E+17
Height
608708.62994375