12821807 is an odd 8-digits composite number following 12821806
and preceding 12821808 . In scientific notation, it is written as 1.2821807 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 12509040 positive integers (up to 12821807) that are relatively prime to 12821807.
12821807 has 4 divisors, whose sum is 13134576
The reverse of 12821807 is 70812821
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twelve million eight hundred twenty-one thousand eight hundred seven
Scientific notation
1.2821807 × 10^7
Engineering notation
1.2821807 × 10^6
Prime Factorization
41 × 312727
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12821807
Product of the distinct prime numbers
The prime factorization of 12821807 is 41 × 312727.
Since it has a total of 2 prime factors.
5 , 3 , 23 , 50 , 455 , 165 , 5421 , 9712 , 84689 , 30977 , 388910 , 432023 , 5831390 , 4375635 , 95146380 , 40866510 , 620503382 , 322773919 , 5460103907 , 3771888295
n×2
25643614
n×3
38465421
n×4
51287228
n×5
64109035
n÷2
6410903.5
n÷3
4273935.6666667
n÷3
3205451.75
n÷5
2564361.4
n2
164398734745249
n3
2.1078888479478E+21
n4
2.7026943985839E+28
n5
3.4653425958624E+35
2 √n
3580.7550879668
3 √n
234.05418546962
4 √n
59.839410825699
5 √n
26.39914412799
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
-12821806
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 12821807 can be divided by 4 positive divisors.
The sum of these divisors (counting 12821807) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000111010010100101111
3
Ternary
220010102012202
4
Quaternary
300322110233
5
Quinary
11240244212
6
Senary
1134452115
8
Octal
60722457
10
Decimal
12821807
12
Duodecimal
436403b
16
Hexadecimal
c3a52f
20
Vigesimal
402ea7
36
Base36
7mtdb
md5
607c85a2ad604ca8fd186201c92c2ff6
sha1
2869352e5f595e23efb6022d848018776fcc2894
sha256
970d87a42815f4b7e9f255e548e27197fd08151370154e61a4b09a14944156b9
sha512
676da152cde16d39aa577fe38c764e9fa6b4ca370adc4b5c7772b424efe7850603a5d9f8d15874899def695496d1bbf60a0eff9e71e91efa13bd35fcd2baf3f8
ripemd-160
9489dd06ba81c4c2c9cbe00d42b79f30f635d29c
Diameter
25643614
Circumference
80561789.353892
Area
5.1647385733513E+14
Volume
8.8295041590621E+21
Surface area
2.0658954293405E+15
Circumference
80561789.353892
Perimeter
51287228
Area
164398734745249
Diagonal
18132773.35353
Surface area
986392408471494
Volume
2.1078888479478E+21
Space diagonal
22208021.168842
Perimeter
38465421
Area
71186740319703
Altitude
11104010.584421
Surface area
71186740319703
Volume
2.484170830619E+20
Height
6044257.7845101