1284393389 is an odd 10-digits composite number following 1284393388
and preceding 1284393390 . In scientific notation, it is written as 1.284393389 × 10^9.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 1278478080 positive integers (up to 1284393389) that are relatively prime to 1284393389.
1284393389 has 8 divisors, whose sum is 1290317952
The reverse of 1284393389 is 9833934821
Previous prime number is 271
Is Prime? no Number parity odd Number length 10 Sum of Digits 50 Digital Root 5
Name
one billion two hundred eighty-four million three hundred ninety-three thousand three hundred eighty-nine
Scientific notation
1.284393389 × 10^9
Engineering notation
1.284393389 × 10^9
Prime Factorization
2113 × 271 × 2243
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1284393389 Product of the distinct prime numbers
The prime factorization of 1284393389 is 2113 × 271 × 2243.
Since it has a total of 3 prime factors.
8 , 2 , 100 , 63 , 84 , 808 , 8376 , 1200 , 24254 , 48007 , 956450 , 344845 , 947980 , 8542183 , 51483263 , 48009930 , 849188646 , 286190152 , 4362695326 , 7660502497
n×2
2568786778
n×3
3853180167
n×4
5137573556
n×5
6421966945
n÷2
642196694.5
n÷3
428131129.66667
n÷3
321098347.25
n÷5
256878677.8
n2
1649666377706905321
n3
2.1188205895823E+27
n4
2.7213991577366E+36
n5
3.4953470870271E+45
2 √n35838.434522172
3 √n1087.0078668838
4 √n189.31041841952
5 √n66.334523267611
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
-1284393388 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 1284393389 can be divided by 8 positive divisors.
The sum of these divisors (counting 1284393389) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100100011100100100110101101
3
Ternary
10022111210221111112
4
Quaternary
1030203210212231
5
Quinary
10112301042024
6
Senary
331241001405
8
Octal
11443444655
10
Decimal
1284393389
12
Duodecimal
2ba183265
16
Hexadecimal
4c8e49ad
20
Vigesimal
10179399
36
Base36
l8p0a5
md5
b172bf4b8371c118d3ad08f09991e2a1
sha1
f18a51b5e994443f2e12baf17d77f6b86a581a10
sha256
94dc708e1f1e85bae1ab7d6eb4a17c2d96bfde45aade821c347a8784d6fa7252
sha512
9588c80098ce6acda8eeff6de674f9d2b1fffda81ae0f68733a840aab8e1884f5271eee802df9218dd227a6b7bc28973eda92ecdc0277e428edb55dfd5df69d4
ripemd-160
5b495ecd11c684e0d2360ebf5449b10aa43349c4
Diameter
2568786778
Circumference
8070081670.4034
Area
5.1825797730781E+18
Volume
8.8752949313422E+27
Surface area
2.0730319092312E+19
Circumference
8070081670.4034
Perimeter
5137573556
Area
1649666377706905321
Diagonal
1816406550.1461
Surface area
9.8979982662414E+18
Volume
2.1188205895823E+27
Space diagonal
2224634606.6536
Perimeter
3853180167
Area
7.1432649543162E+17
Altitude
1112317303.3268
Surface area
7.1432649543162E+17
Volume
2.4970540116856E+26
Height
605468850.04871