12821465 is an odd 8-digits composite number following 12821464
and preceding 12821466 . In scientific notation, it is written as 1.2821465 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 9811120 positive integers (up to 12821465) that are relatively prime to 12821465.
12821465 has 8 divisors, whose sum is 16054848
The reverse of 12821465 is 56412821
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twelve million eight hundred twenty-one thousand four hundred sixty-five
Scientific notation
1.2821465 × 10^7
Engineering notation
1.2821465 × 10^6
Prime Factorization
5 × 23 × 111491
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12821465
Product of the distinct prime numbers
The prime factorization of 12821465 is 5 × 23 × 111491.
Since it has a total of 3 prime factors.
8 , 9 , 51 , 84 , 316 , 553 , 1240 , 3263 , 40675 , 43356 , 635327 , 515003 , 6788652 , 9182751 , 19193157 , 68205972 , 589719060 , 567624136 , 9167959234 , 1196725330
n×2
25642930
n×3
38464395
n×4
51285860
n×5
64107325
n÷2
6410732.5
n÷3
4273821.6666667
n÷3
3205366.25
n÷5
2564293
n2
164389964746225
n3
2.107720179345E+21
n4
2.7024060509265E+28
n5
3.4648804597742E+35
2 √n
3580.7073323577
3 √n
234.05210445137
4 √n
59.839011792957
5 √n
26.39900329599
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
-12821464
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 12821465 can be divided by 8 positive divisors.
The sum of these divisors (counting 12821465) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000111010001111011001
3
Ternary
220010101202002
4
Quaternary
300322033121
5
Quinary
11240241330
6
Senary
1134450345
8
Octal
60721731
10
Decimal
12821465
12
Duodecimal
43639b5
16
Hexadecimal
c3a3d9
20
Vigesimal
402dd5
36
Base36
7mt3t
md5
0a8a7daa84d3b65b89f70b4e50972c9a
sha1
75a0f2a389056ca1bfd3911be39dcc5d5908a319
sha256
0eaa53528e8695454ade172f5342bb398542e08b12ca2f546412e0f280166735
sha512
c4a3a9e8ed771936a57a39a370dadb3daa3a81af5dd40ffee0324a7db2892e334a5fb7d6c737ae26397a54f8344e34519f44ed7b70f517cd8ac1b550527fdab1
ripemd-160
67c971167186bdb136fde121f3f97bf34d94e86d
Diameter
25642930
Circumference
80559640.504517
Area
5.1644630557063E+14
Volume
8.8287976416708E+21
Surface area
2.0657852222825E+15
Circumference
80559640.504517
Perimeter
51285860
Area
164389964746225
Diagonal
18132289.692492
Surface area
986339788477350
Volume
2.107720179345E+21
Space diagonal
22207428.807466
Perimeter
38464395
Area
71182942798730
Altitude
11103714.403733
Surface area
71182942798730
Volume
2.4839720527642E+20
Height
6044096.564164