1290243 is an odd 7-digits composite number following 1290242
and preceding 1290244 . In scientific notation, it is written as 1.290243 × 10^6.
The sum of its digits is 21. It has a total of 2 prime factors and 4 positive divisors.
There are 860160 positive integers (up to 1290243) that are relatively prime to 1290243.
1290243 has 4 divisors, whose sum is 1720328
The reverse of 1290243 is 3420921
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 21
Digital Root 3
Name
one million two hundred ninety thousand two hundred forty-three
Scientific notation
1.290243 × 10^6
Engineering notation
1.290243 × 10^6
Prime Factorization
3 × 430081
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1290243
Product of the distinct prime numbers
The prime factorization of 1290243 is 3 × 430081.
Since it has a total of 2 prime factors.
4 , 3 , 86 , 84 , 377 , 605 , 1214 , 1322 , 3263 , 68244 , 388990 , 410599 , 471833 , 4200294 , 84166027 , 74154489 , 725689665 , 231435405 , 5133733788 , 985437182
n×2
2580486
n×3
3870729
n×4
5160972
n×5
6451215
n÷2
645121.5
n÷3
430081
n÷3
322560.75
n÷5
258048.6
n2
1664726999049
n3
2147902357433978907
n4
2.7713159813627E+24
n5
3.5756710457413E+30
2 √n
1135.8886389079
3 √n
108.86555823133
4 √n
33.702947035947
5 √n
16.677628759748
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1290242
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1290243 can be divided by 4 positive divisors.
The sum of these divisors (counting 1290243) is 1, the average is 0.25.
Base
System
Value
2
Binary
100111011000000000011
3
Ternary
2102112212210
4
Quaternary
10323000003
5
Quinary
312241433
6
Senary
43353203
8
Octal
4730003
10
Decimal
1290243
12
Duodecimal
522803
16
Hexadecimal
13b003
20
Vigesimal
815c3
36
Base36
rnk3
md5
5f1d04ebf1135e27a93e57996680b04e
sha1
5664035a18a47b15f82e8f1d0bbb9324b47d3f41
sha256
679ebd7e4e45af4b2b6d25346c81108f285746e5a64406a964e52bdc77a47ff9
sha512
089e2782e4297d9caa869df3c6d8cc41ac9d33dd811e6576f74f14f5875c442bc0367195ebd8979f7915183fbf8c72cc7392ce86c55259a417afb4337ffbb9dd
ripemd-160
3ba20eb4913acc39db16d1e4a5e45288995f408b
Diameter
2580486
Circumference
8106835.8602913
Area
5229894110444.9
Volume
8.997112355657E+18
Surface area
20919576441780
Circumference
8106835.8602913
Perimeter
5160972
Area
1664726999049
Diagonal
1824679.1493569
Surface area
9988361994294
Volume
2147902357433978907
Space diagonal
2234766.4301101
Perimeter
3870729
Area
720847935771.13
Altitude
1117383.215055
Surface area
720847935771.13
Volume
2.5313272037802E+17
Height
608226.38311898