12802145 is an odd 8-digits composite number following 12802144
and preceding 12802146 . In scientific notation, it is written as 1.2802145 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 9796336 positive integers (up to 12802145) that are relatively prime to 12802145.
12802145 has 8 divisors, whose sum is 16030656
The reverse of 12802145 is 54120821
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twelve million eight hundred two thousand one hundred forty-five
Scientific notation
1.2802145 × 10^7
Engineering notation
1.2802145 × 10^6
Prime Factorization
5 × 23 × 111323
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12802145
Product of the distinct prime numbers
The prime factorization of 12802145 is 5 × 23 × 111323.
Since it has a total of 3 prime factors.
4 , 2 , 91 , 98 , 642 , 795 , 6266 , 512 , 58005 , 44928 , 724192 , 53024 , 7611746 , 3654901 , 67859009 , 84870011 , 929241864 , 752761443 , 1533090250 , 4178582584
n×2
25604290
n×3
38406435
n×4
51208580
n×5
64010725
n÷2
6401072.5
n÷3
4267381.6666667
n÷3
3200536.25
n÷5
2560429
n2
163894916601025
n3
2.0982064870892E+21
n4
2.6861543687657E+28
n5
3.4388537721322E+35
2 √n
3578.0085243051
3 √n
233.93448503147
4 √n
59.81645696884
5 √n
26.391042638822
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
-12802144
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 12802145 can be divided by 8 positive divisors.
The sum of these divisors (counting 12802145) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000110101100001100001
3
Ternary
220002102020112
4
Quaternary
300311201201
5
Quinary
11234132040
6
Senary
1134221105
8
Octal
60654141
10
Decimal
12802145
12
Duodecimal
4354795
16
Hexadecimal
c35861
20
Vigesimal
400575
36
Base36
7me75
md5
cd817c1d20b56235fe405677b0fa2ea0
sha1
b82eb60d6a4464379859a5a4f6e3d6d762df03a1
sha256
c157ab402fe55aa0d5a0d18357e2ef093aa4c335bfa8ef28eb3ac1fadf91abb7
sha512
71d9b17cd8d7931b692e79641fe8e975330e3b7b822825a327bc811fffcad07bcfcc914dc425b6a329786e928247094fa4000988d327ceb4aa4bb371ed467409
ripemd-160
ef579bdc52576da571b5db1b7f5df7b8cadf3b48
Diameter
25604290
Circumference
80438249.364383
Area
5.1489106595449E+14
Volume
8.7889467807386E+21
Surface area
2.059564263818E+15
Circumference
80438249.364383
Perimeter
51208580
Area
163894916601025
Diagonal
18104967.086467
Surface area
983369499606150
Volume
2.0982064870892E+21
Space diagonal
22173965.585864
Perimeter
38406435
Area
70968580663810
Altitude
11086982.792932
Surface area
70968580663810
Volume
2.4727600589173E+20
Height
6034989.0288223