16400812 is an even 8-digits composite number following 16400811
and preceding 16400813 . In scientific notation, it is written as 1.6400812 × 10^7.
The sum of its digits is 22. It has a total of 4 prime factors and 12 positive divisors.
There are 8192016 positive integers (up to 16400812) that are relatively prime to 16400812.
16400812 has 12 divisors, whose sum is 28730800
The reverse of 16400812 is 21800461
Previous prime number is 1549
Is Prime? no
Number parity even
Number length 8
Sum of Digits 22
Digital Root 4
Name
sixteen million four hundred thousand eight hundred twelve
Scientific notation
1.6400812 × 10^7
Engineering notation
1.6400812 × 10^6
Prime Factorization
2 × 2 × 1549 × 2647
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
8200406
Product of the distinct prime numbers
The prime factorization of 16400812 is 2 × 2 × 1549 × 2647.
Since it has a total of 4 prime factors.
10 , 4 , 21 , 64 , 581 , 423 , 2687 , 6674 , 87525 , 8179 , 720410 , 140001 , 2715200 , 191138 , 64701575 , 97975554 , 809790113 , 167197495 , 6223833702 , 4451256960
n×2
32801624
n×3
49202436
n×4
65603248
n×5
82004060
n÷2
8200406
n÷3
5466937.3333333
n÷3
4100203
n÷5
3280162.4
n2
268986634259344
n3
4.4115992190003E+21
n4
7.235380941017E+28
n5
1.18666122562E+36
2 √n
4049.7915995765
3 √n
254.07101162059
4 √n
63.637972937362
5 √n
27.731481407367
1 , 2 , 4 , 1549 , 2647 , 3098 , 5294 , 6196 , 10588 , 4100203 , 8200406 , 16400812
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-16400811
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 16400812 can be divided by 12 positive divisors.
The sum of these divisors (counting 16400812) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111110100100000110101100
3
Ternary
1010212020200111
4
Quaternary
332210012230
5
Quinary
13144311222
6
Senary
1343305404
8
Octal
76440654
10
Decimal
16400812
12
Duodecimal
55ab264
16
Hexadecimal
fa41ac
20
Vigesimal
52a20c
36
Base36
9riy4
md5
c49c0eb3ae4f5e76d83edbf6c757542c
sha1
7da7f969950764209f0c777b9b8461c3bd535afa
sha256
7aa5b4089ba52f95e5bc789a1d957c88eb3e7670dd12b2b9616ae276299c10e1
sha512
748bcf2cee3214339342769d3bc4ef701e1fee9d4a8fc4ddc204e504c9052fe96702606ec9ae815f823615e5311b59dde12e6d3a0f94aa47c7211c5f0266dbfb
ripemd-160
2ffc34dba31ad7e7a08555716555a3990990e15c
Diameter
32801624
Circumference
103049340.98421
Area
8.45046434103E+14
Volume
1.8479263595992E+22
Surface area
3.380185736412E+15
Circumference
103049340.98421
Perimeter
65603248
Area
268986634259344
Diagonal
23194250.764331
Surface area
1613919805556064
Volume
4.4115992190003E+21
Space diagonal
28407039.669385
Perimeter
49202436
Area
1.1647462927353E+14
Altitude
14203519.834693
Surface area
1.1647462927353E+14
Volume
5.1991195393873E+20
Height
7731416.9214438