1281141 is an odd 7-digits composite number following 1281140
and preceding 1281142 . In scientific notation, it is written as 1.281141 × 10^6.
The sum of its digits is 18. It has a total of 4 prime factors and 12 positive divisors.
There are 849384 positive integers (up to 1281141) that are relatively prime to 1281141.
1281141 has 12 divisors, whose sum is 1860768
The reverse of 1281141 is 1411821
Previous prime number is 283
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 18
Digital Root 9
Name
one million two hundred eighty-one thousand one hundred forty-one
Scientific notation
1.281141 × 10^6
Engineering notation
1.281141 × 10^6
Prime Factorization
3 × 3 × 283 × 503
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
427047
Product of the distinct prime numbers
The prime factorization of 1281141 is 3 × 3 × 283 × 503.
Since it has a total of 4 prime factors.
6 , 8 , 15 , 33 , 767 , 260 , 3888 , 1812 , 78889 , 94803 , 665153 , 672887 , 384030 , 9578602 , 3681534 , 84462362 , 554406862 , 413830007 , 6541516242 , 5497638811
n×2
2562282
n×3
3843423
n×4
5124564
n×5
6405705
n÷2
640570.5
n÷3
427047
n÷3
320285.25
n÷5
256228.2
n2
1641322261881
n3
2102765243908486221
n4
2.6939387673462E+24
n5
3.4513154063366E+30
2 √n
1131.8749930977
3 √n
108.60895706674
4 √n
33.643349908975
5 √n
16.654031662652
1 , 3 , 9 , 283 , 503 , 849 , 1509 , 2547 , 4527 , 142349 , 427047 , 1281141
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1281140
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1281141 can be divided by 12 positive divisors.
The sum of these divisors (counting 1281141) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100111000110001110101
3
Ternary
2102002101200
4
Quaternary
10320301311
5
Quinary
311444031
6
Senary
43243113
8
Octal
4706165
10
Decimal
1281141
12
Duodecimal
519499
16
Hexadecimal
138c75
20
Vigesimal
802h1
36
Base36
rgj9
md5
2494177f094aaf91984fa1c12c2f60c1
sha1
d3632b3e91893deebd9e39e09113d8bcbbaebaff
sha256
956ca3d94ee6c6c6984b8c14dd9872c7291c9bc8fff0dba629d2325878a20d97
sha512
d4f3f2ef748f020da688a4b1ba84205bc6c1fbe8a5a2dc83b53bc11799a82d3054accf9777cb3c76c39f99c67c66858d01ec844cceab49cd7c2f6731b71b855c
ripemd-160
9b835e1b058c1eb2196fb742429d88fbdf2ff35f
Diameter
2562282
Circumference
8049646.3076254
Area
5156365960098.7
Volume
8.8080424566491E+18
Surface area
20625463840395
Circumference
8049646.3076254
Perimeter
5124564
Area
1641322261881
Diagonal
1811806.9775122
Surface area
9847933571286
Volume
2102765243908486221
Space diagonal
2219001.3036596
Perimeter
3843423
Area
710713387292.94
Altitude
1109500.6518298
Surface area
710713387292.94
Volume
2.4781326053518E+17
Height
603935.65917074