1243485681 is an odd 10-digits composite number following 1243485680
and preceding 1243485682 . In scientific notation, it is written as 1.243485681 × 10^9.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 828735792 positive integers (up to 1243485681) that are relatively prime to 1243485681.
1243485681 has 8 divisors, whose sum is 1658490240
The reverse of 1243485681 is 1865843421
Previous prime number is 3343
Is Prime? no Number parity odd Number length 10 Sum of Digits 42 Digital Root 6
Name
one billion two hundred forty-three million four hundred eighty-five thousand six hundred eighty-one
Scientific notation
1.243485681 × 10^9
Engineering notation
1.243485681 × 10^9
Prime Factorization
3 × 3343 × 123989
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1243485681 Product of the distinct prime numbers
The prime factorization of 1243485681 is 3 × 3343 × 123989.
Since it has a total of 3 prime factors.
3 , 9 , 97 , 8 , 659 , 886 , 746 , 1693 , 50166 , 41569 , 316074 , 17315 , 8807452 , 663374 , 13859264 , 73442721 , 911252619 , 145185556 , 865794746 , 292553032
n×2
2486971362
n×3
3730457043
n×4
4973942724
n×5
6217428405
n÷2
621742840.5
n÷3
414495227
n÷3
310871420.25
n÷5
248697136.2
n2
1546256638852033761
n3
1.9227479895637E+27
n4
2.390909593194E+36
n5
2.9730618437023E+45
2 √n35263.092334621
3 √n1075.3427948788
4 √n187.78469675301
5 √n65.906486177682
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
-1243485680 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 1243485681 can be divided by 8 positive divisors.
The sum of these divisors (counting 1243485681) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001010000111100001010111110001
3
Ternary
10012122211121200020
4
Quaternary
1022013201113301
5
Quinary
10021313020211
6
Senary
323220114053
8
Octal
11207412761
10
Decimal
1243485681
12
Duodecimal
2a8535929
16
Hexadecimal
4a1e15f1
20
Vigesimal
j8bfe41
36
Base36
kkc7ox
md5
2ae35c8a03dfc8cbc37a380c5a664f0a
sha1
2319f03880eb5ff2fce52cbdfe02cb579bb54d37
sha256
4543dda0db5b1abd8bc15fdbe2c6cd390f58117eb086f66f11d78d6c79d8121c
sha512
4a2e470c00b04e42b9bcd857eaa2a63b36f8626b24b8fd4c7529ecad081f668dcba565ae3e356a9d7b9992ddbe7f60fc46291465c193836ea79cffc201a5ef55
ripemd-160
9fed39126247c58443bdf09bbc3a0e81df8191b7
Diameter
2486971362
Circumference
7813050960.5474
Area
4.857708497182E+18
Volume
8.0539879449571E+27
Surface area
1.9430833988728E+19
Circumference
7813050960.5474
Perimeter
4973942724
Area
1546256638852033761
Diagonal
1758554314.6869
Surface area
9.2775398331122E+18
Volume
1.9227479895637E+27
Space diagonal
2153780377.9764
Perimeter
3730457043
Area
6.695487650081E+17
Altitude
1076890188.9882
Surface area
6.695487650081E+17
Volume
2.2659802365555E+26
Height
586184771.56231