12821975 is an odd 8-digits composite number following 12821974
and preceding 12821976 . In scientific notation, it is written as 1.2821975 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 10224000 positive integers (up to 12821975) that are relatively prime to 12821975.
12821975 has 8 divisors, whose sum is 13378560
The reverse of 12821975 is 57912821
Previous prime number is 401
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twelve million eight hundred twenty-one thousand nine hundred seventy-five
Scientific notation
1.2821975 × 10^7
Engineering notation
1.2821975 × 10^6
Prime Factorization
25 × 401 × 1279
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12821975
Product of the distinct prime numbers
The prime factorization of 12821975 is 25 × 401 × 1279.
Since it has a total of 3 prime factors.
8 , 7 , 19 , 64 , 361 , 486 , 7109 , 3801 , 53888 , 82741 , 905778 , 568991 , 8121952 , 2713667 , 83810448 , 53049796 , 674597449 , 343897940 , 7289713296 , 1222682249
n×2
25643950
n×3
38465925
n×4
51287900
n×5
64109875
n÷2
6410987.5
n÷3
4273991.6666667
n÷3
3205493.75
n÷5
2564395
n2
164403042900625
n3
2.1079717059957E+21
n4
2.7028360514985E+28
n5
3.4655696281412E+35
2 √n
3580.7785466292
3 √n
234.05520771064
4 √n
59.839606838859
5 √n
26.399213307521
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
-12821974
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 12821975 can be divided by 8 positive divisors.
The sum of these divisors (counting 12821975) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000111010010111010111
3
Ternary
220010102102222
4
Quaternary
300322113113
5
Quinary
11240300400
6
Senary
1134452555
8
Octal
60722727
10
Decimal
12821975
12
Duodecimal
436415b
16
Hexadecimal
c3a5d7
20
Vigesimal
402eif
36
Base36
7mthz
md5
1ec7e615564a7638304e1cdab1489879
sha1
f259c94a12e0872b40c695fc57f34935a1c94b44
sha256
dc042da6e01700b8a23d4d68c0310d010f763bc5e95adb7f163bfbcefa89c2bf
sha512
6ca37744698ea0376fdde728b85ddfc9661ba19d40bf4416a40663c2dad05284bf5bc8dceed6f82db0b59f7698fe19a66b05305313f21673146ca2bd9de31034
ripemd-160
9ce9e9d1f43d09d42715d072c250e6df4fda7f1c
Diameter
25643950
Circumference
80562844.929024
Area
5.1648739180441E+14
Volume
8.8298512340418E+21
Surface area
2.0659495672176E+15
Circumference
80562844.929024
Perimeter
51287900
Area
164403042900625
Diagonal
18133010.941409
Surface area
986418257403750
Volume
2.1079717059957E+21
Space diagonal
22208312.153378
Perimeter
38465925
Area
71188605805702
Altitude
11104156.076689
Surface area
71188605805702
Volume
2.4842684797649E+20
Height
6044336.9804696