12804986 is an even 8-digits composite number following 12804985
and preceding 12804987 . In scientific notation, it is written as 1.2804986 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 6402492 positive integers (up to 12804986) that are relatively prime to 12804986.
12804986 has 4 divisors, whose sum is 19207482
The reverse of 12804986 is 68940821
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
twelve million eight hundred four thousand nine hundred eighty-six
Scientific notation
1.2804986 × 10^7
Engineering notation
1.2804986 × 10^6
Prime Factorization
2 × 6402493
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12804986
Product of the distinct prime numbers
The prime factorization of 12804986 is 2 × 6402493.
Since it has a total of 2 prime factors.
6 , 2 , 28 , 84 , 834 , 549 , 6568 , 2329 , 36316 , 71030 , 644564 , 463517 , 7200829 , 6485715 , 54137112 , 85441513 , 383869312 , 287942164 , 6230795487 , 9088249601
n×2
25609972
n×3
38414958
n×4
51219944
n×5
64024930
n÷2
6402493
n÷3
4268328.6666667
n÷3
3201246.5
n÷5
2560997.2
n2
163967666460196
n3
2.0996036734755E+21
n4
2.6885395644402E+28
n5
3.4426711483103E+35
2 √n
3578.4055108386
3 √n
233.95178834836
4 √n
59.819775248981
5 √n
26.392213853452
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
-12804985
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 12804986 can be divided by 4 positive divisors.
The sum of these divisors (counting 12804986) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000110110001101111010
3
Ternary
220002120010202
4
Quaternary
300312031322
5
Quinary
11234224421
6
Senary
1134242202
8
Octal
60661572
10
Decimal
12804986
12
Duodecimal
4356362
16
Hexadecimal
c3637a
20
Vigesimal
400c96
36
Base36
7mge2
md5
343353daed15417b490e1a15936044ed
sha1
d58c60e0fabe3486d5d34f04f05b9c3f618bf615
sha256
7c510909d9470f818c3206fb5a6058d1dbd6f745a280e6433bbea5cf3baba151
sha512
6104fc6ad9c6acfb16b7a83fbcac461a50064a59f55d90788a87ce4642be2d501b69f9f3a3d348c77e85ce7f309e077b1d4aa0698bc1b15c8d927ad7d12de2b2
ripemd-160
c61fe735cf4593b170d4c305a19ff12b9de00d5c
Diameter
25609972
Circumference
80456099.89384
Area
5.1511961637761E+14
Volume
8.7947993013876E+21
Surface area
2.0604784655105E+15
Circumference
80456099.89384
Perimeter
51219944
Area
163967666460196
Diagonal
18108984.867198
Surface area
983805998761176
Volume
2.0996036734755E+21
Space diagonal
22178886.342208
Perimeter
38414958
Area
71000082276892
Altitude
11089443.171104
Surface area
71000082276892
Volume
2.4744066588645E+20
Height
6036328.2890659