12784421 is an odd 8-digits composite number following 12784420
and preceding 12784422 . In scientific notation, it is written as 1.2784421 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 11709360 positive integers (up to 12784421) that are relatively prime to 12784421.
12784421 has 8 divisors, whose sum is 13874784
The reverse of 12784421 is 12448721
Previous prime number is 131
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twelve million seven hundred eighty-four thousand four hundred twenty-one
Scientific notation
1.2784421 × 10^7
Engineering notation
1.2784421 × 10^6
Prime Factorization
13 × 131 × 7507
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12784421
Product of the distinct prime numbers
The prime factorization of 12784421 is 13 × 131 × 7507.
Since it has a total of 3 prime factors.
4 , 3 , 27 , 49 , 584 , 315 , 9091 , 9616 , 90767 , 82317 , 420589 , 637703 , 8418885 , 1514551 , 9370194 , 53194129 , 659129765 , 299457341 , 1193052421 , 4520055442
n×2
25568842
n×3
38353263
n×4
51137684
n×5
63922105
n÷2
6392210.5
n÷3
4261473.6666667
n÷3
3196105.25
n÷5
2556884.2
n2
163441420305241
n3
2.0895039260201E+21
n4
2.6713097871394E+28
n5
3.4151148940211E+35
2 √n
3575.5308696752
3 √n
233.82647787796
4 √n
59.795742905956
5 √n
26.383731143922
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
-12784420
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 12784421 can be divided by 8 positive divisors.
The sum of these divisors (counting 12784421) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000110001001100100101
3
Ternary
220001111221002
4
Quaternary
300301030211
5
Quinary
11233100141
6
Senary
1134003045
8
Octal
60611445
10
Decimal
12784421
12
Duodecimal
4346485
16
Hexadecimal
c31325
20
Vigesimal
3ji111
36
Base36
7m0it
md5
67ab60c7fce669970f34a45cb0c5f59a
sha1
c071128d6ed1315af92676789109e5162c49df1f
sha256
9d7b1d3522abe5c364027dd067304d32146cf8740658c6e468af5ad5d0e76bea
sha512
efcf91483546460974d6c7fe8927452480c916fcd93644356572b9377ac9b2674f7edfe5f75be966441eb570c85c34033266078a7b01b4e7ae19f9e5db1e17d4
ripemd-160
e2f84ebc246765c1077a634debfec8b38d601eac
Diameter
25568842
Circumference
80326886.187998
Area
5.1346636532323E+14
Volume
8.7524935781759E+21
Surface area
2.0538654612929E+15
Circumference
80326886.187998
Perimeter
51137684
Area
163441420305241
Diagonal
18079901.565287
Surface area
980648521831446
Volume
2.0895039260201E+21
Space diagonal
22143266.717351
Perimeter
38353263
Area
70772211007474
Altitude
11071633.358675
Surface area
70772211007474
Volume
2.4625039923413E+20
Height
6026633.8550958