12912812 is an even 8-digits composite number following 12912811
and preceding 12912813 . In scientific notation, it is written as 1.2912812 × 10^7.
The sum of its digits is 26. It has a total of 4 prime factors and 12 positive divisors.
There are 5869440 positive integers (up to 12912812) that are relatively prime to 12912812.
12912812 has 12 divisors, whose sum is 24651816
The reverse of 12912812 is 21821921
Previous prime number is 11
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
twelve million nine hundred twelve thousand eight hundred twelve
Scientific notation
1.2912812 × 10^7
Engineering notation
1.2912812 × 10^6
Prime Factorization
2 × 2 × 11 × 293473
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6456406
Product of the distinct prime numbers
The prime factorization of 12912812 is 2 × 2 × 11 × 293473.
Since it has a total of 4 prime factors.
7 , 5 , 73 , 70 , 402 , 962 , 5845 , 7849 , 75800 , 93306 , 187301 , 438525 , 5265425 , 9554936 , 13782522 , 35964697 , 752253519 , 21851117 , 446108126 , 9460995426
n×2
25825624
n×3
38738436
n×4
51651248
n×5
64564060
n÷2
6456406
n÷3
4304270.6666667
n÷3
3228203
n÷5
2582562.4
n2
166740713747344
n3
2.1530914893653E+21
n4
2.7802465620974E+28
n5
3.590080117001E+35
2 √n
3593.4401344672
3 √n
234.60662723809
4 √n
59.945309528496
5 √n
26.436512687361
1 , 2 , 4 , 11 , 22 , 44 , 293473 , 586946 , 1173892 , 3228203 , 6456406 , 12912812
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
-12912811
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 12912812 can be divided by 12 positive divisors.
The sum of these divisors (counting 12912812) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110001010000100010101100
3
Ternary
220022001001022
4
Quaternary
301100202230
5
Quinary
11301202222
6
Senary
1140433312
8
Octal
61204254
10
Decimal
12912812
12
Duodecimal
43a8838
16
Hexadecimal
c508ac
20
Vigesimal
40e20c
36
Base36
7orl8
md5
e0c564519767acf271c6afe0933aad7d
sha1
dcd84d0a3dba692699610220be1590fd744beaee
sha256
bf7e102858c3ab5b4cf7a956010d2459ea3845b9c9aaec1725a41647a8c718ae
sha512
cbe8dc367445f69bc7b3052f9724ad4fc2406fc49179af7514290653ff4ab1df40a563a4829113436636ed9f7b5abbeadab6fc72f77a2e602e5a16f9b49e4f8f
ripemd-160
e669e9701bb0e20209fb4a70ed8ed162eee2ef73
Diameter
25825624
Circumference
81133590.632772
Area
5.2383140136297E+14
Volume
9.0188485406622E+21
Surface area
2.0953256054519E+15
Circumference
81133590.632772
Perimeter
51651248
Area
166740713747344
Diagonal
18261473.858774
Surface area
1000444282484064
Volume
2.1530914893653E+21
Space diagonal
22365646.452585
Perimeter
38738436
Area
72200846975175
Altitude
11182823.226293
Surface area
72200846975175
Volume
2.5374426544087E+20
Height
6087157.9529247