12798905 is an odd 8-digits composite number following 12798904
and preceding 12798906 . In scientific notation, it is written as 1.2798905 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 8776368 positive integers (up to 12798905) that are relatively prime to 12798905.
12798905 has 8 divisors, whose sum is 17552832
The reverse of 12798905 is 50989721
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
twelve million seven hundred ninety-eight thousand nine hundred five
Scientific notation
1.2798905 × 10^7
Engineering notation
1.2798905 × 10^6
Prime Factorization
7 × 5 × 365683
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12798905
Product of the distinct prime numbers
The prime factorization of 12798905 is 7 × 5 × 365683.
Since it has a total of 3 prime factors.
7 , 8 , 3 , 69 , 5 , 347 , 9619 , 3466 , 73360 , 38859 , 599156 , 545149 , 1490327 , 1510159 , 8556657 , 93793911 , 497954712 , 199370552 , 6958394525 , 5762472710
n×2
25597810
n×3
38396715
n×4
51195620
n×5
63994525
n÷2
6399452.5
n÷3
4266301.6666667
n÷3
3199726.25
n÷5
2559781
n2
163811969199025
n3
2.0966138316412E+21
n4
2.6834361252862E+28
n5
3.4345044041107E+35
2 √n
3577.5557298245
3 √n
233.91474845134
4 √n
59.812671983656
5 √n
26.389706680893
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
-12798904
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 12798905 can be divided by 8 positive divisors.
The sum of these divisors (counting 12798905) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000110100101110111001
3
Ternary
220002020210112
4
Quaternary
300310232321
5
Quinary
11234031110
6
Senary
1134154105
8
Octal
60645671
10
Decimal
12798905
12
Duodecimal
4352935
16
Hexadecimal
c34bb9
20
Vigesimal
3jjh55
36
Base36
7mbp5
md5
4e42b1728bb19045acdb08252f902297
sha1
fb099d051c64b3893b39eddab94b85f8c404e59b
sha256
0d72450dec2c1195e69984cb6f28f882c50a29c858069e6055647f3dd1b4c27d
sha512
c286472a80347c1dfa245473f02607c78fb888579f9a02ab543db44df448266a19193b59197b59b44e6d84258aa8729a841c46f7416751a1bbbebe1442d0b3e0
ripemd-160
8f2c4bb2cd3b10cdbb5a05e73b220cdcb45d41fb
Diameter
25597810
Circumference
80417891.843987
Area
5.1463047900573E+14
Volume
8.7822754811985E+21
Surface area
2.0585219160229E+15
Circumference
80417891.843987
Perimeter
51195620
Area
163811969199025
Diagonal
18100385.034525
Surface area
982871815194150
Volume
2.0966138316412E+21
Space diagonal
22168353.741247
Perimeter
38396715
Area
70932663385155
Altitude
11084176.870624
Surface area
70932663385155
Volume
2.4708830964717E+20
Height
6033461.6781749