12821427 is an odd 8-digits composite number following 12821426
and preceding 12821428 . In scientific notation, it is written as 1.2821427 × 10^7.
The sum of its digits is 27. It has a total of 2 prime factors and 4 positive divisors.
There are 8547612 positive integers (up to 12821427) that are relatively prime to 12821427.
12821427 has 4 divisors, whose sum is 14246040
The reverse of 12821427 is 72412821
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twelve million eight hundred twenty-one thousand four hundred twenty-seven
Scientific notation
1.2821427 × 10^7
Engineering notation
1.2821427 × 10^6
Prime Factorization
9 × 1424603
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12821427
Product of the distinct prime numbers
The prime factorization of 12821427 is 9 × 1424603.
Since it has a total of 2 prime factors.
1 , 1 , 74 , 82 , 631 , 145 , 2050 , 6465 , 36128 , 34484 , 870342 , 940399 , 6998994 , 4542934 , 6742327 , 83282529 , 261085026 , 374485168 , 6725944627 , 2897677950
n×2
25642854
n×3
38464281
n×4
51285708
n×5
64107135
n÷2
6410713.5
n÷3
4273809
n÷3
3205356.75
n÷5
2564285.4
n2
164388990316329
n3
2.1077014389445E+21
n4
2.7023740137222E+28
n5
3.4648291143636E+35
2 √n
3580.7020261396
3 √n
234.05187322483
4 √n
59.838967455493
5 √n
26.398987647804
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12821426
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12821427 can be divided by 4 positive divisors.
The sum of these divisors (counting 12821427) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000111010001110110011
3
Ternary
220010101200200
4
Quaternary
300322032303
5
Quinary
11240241202
6
Senary
1134450243
8
Octal
60721663
10
Decimal
12821427
12
Duodecimal
4363983
16
Hexadecimal
c3a3b3
20
Vigesimal
402db7
36
Base36
7mt2r
md5
c0b31d8315b211faa118811af11fda99
sha1
fb641ef739215503c30d804a7d815be6f47b4eff
sha256
966a35e4b3518f862a3ecf217872b4b3f7ed2dcd6da1a41084154d2e09d9969a
sha512
0ebeea439226205c618d01f2a4ad0505ef3c3e091cae637a10384b17d8277bed7ff22760e5b13dabac029749ea87cf77ce9ee523404bbccd3dc96640f8dd61de
ripemd-160
51b6572433cba51c2d623981f0706b8c68078ee5
Diameter
25642854
Circumference
80559401.743476
Area
5.1644324430882E+14
Volume
8.828719142065E+21
Surface area
2.0657729772353E+15
Circumference
80559401.743476
Perimeter
51285708
Area
164388990316329
Diagonal
18132235.952377
Surface area
986333941897974
Volume
2.1077014389445E+21
Space diagonal
22207362.989535
Perimeter
38464281
Area
71182520858208
Altitude
11103681.494768
Surface area
71182520858208
Volume
2.4839499669905E+20
Height
6044078.6507922