12804981 is an odd 8-digits composite number following 12804980
and preceding 12804982 . In scientific notation, it is written as 1.2804981 × 10^7.
The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors.
There are 7282944 positive integers (up to 12804981) that are relatively prime to 12804981.
12804981 has 16 divisors, whose sum is 19603584
The reverse of 12804981 is 18940821
Previous prime number is 233
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twelve million eight hundred four thousand nine hundred eighty-one
Scientific notation
1.2804981 × 10^7
Engineering notation
1.2804981 × 10^6
Prime Factorization
3 × 7 × 233 × 2617
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
12804981
Product of the distinct prime numbers
The prime factorization of 12804981 is 3 × 7 × 233 × 2617.
Since it has a total of 4 prime factors.
2 , 1 , 67 , 74 , 415 , 172 , 1931 , 1276 , 81458 , 65018 , 793908 , 217646 , 6330016 , 2618656 , 54452239 , 90577448 , 139706438 , 161893817 , 7312014720 , 8197077520
n×2
25609962
n×3
38414943
n×4
51219924
n×5
64024905
n÷2
6402490.5
n÷3
4268327
n÷3
3201245.25
n÷5
2560996.2
n2
163967538410361
n3
2.0996012139614E+21
n4
2.6885353652353E+28
n5
3.4426644269666E+35
2 √n
3578.4048122033
3 √n
233.95175789775
4 √n
59.81976940948
5 √n
26.392211792363
1 , 3 , 7 , 21 , 233 , 699 , 1631 , 2617 , 4893 , 7851 , 18319 , 54957 , 609761 , 1829283 , 4268327 , 12804981
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12804980
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12804981 can be divided by 16 positive divisors.
The sum of these divisors (counting 12804981) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110000110110001101110101
3
Ternary
220002120010120
4
Quaternary
300312031311
5
Quinary
11234224411
6
Senary
1134242153
8
Octal
60661565
10
Decimal
12804981
12
Duodecimal
4356359
16
Hexadecimal
c36375
20
Vigesimal
400c91
36
Base36
7mgdx
md5
c86194a2f6e314e770a5e624487d1885
sha1
7b1cab30e151d899cfed8da9b4ee6c1d05363f2d
sha256
2314779c0f35474ba7ac0eef3d2f0bee4ba203ecd698ae41476353b9d8657fbe
sha512
f8e895621528713277f41513a93c39b75e9481bcd505fc3b898037b87c943064b7a01b10e97c27bb50462e7c1345b911cb3ffcd6970c3f6e690e01ffa7a8e239
ripemd-160
662ecb6e208df4368e87aa7fbe45a7b46045ff0b
Diameter
25609962
Circumference
80456068.477914
Area
5.1511921409719E+14
Volume
8.7947889989993E+21
Surface area
2.0604768563888E+15
Circumference
80456068.477914
Perimeter
51219924
Area
163967538410361
Diagonal
18108977.79613
Surface area
983805230462166
Volume
2.0996012139614E+21
Space diagonal
22178877.681954
Perimeter
38414943
Area
71000026829687
Altitude
11089438.840977
Surface area
71000026829687
Volume
2.4744037602994E+20
Height
6036325.9320433