12912755 is an odd 8-digits composite number following 12912754
and preceding 12912756 . In scientific notation, it is written as 1.2912755 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 10330200 positive integers (up to 12912755) that are relatively prime to 12912755.
12912755 has 4 divisors, whose sum is 15495312
The reverse of 12912755 is 55721921
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twelve million nine hundred twelve thousand seven hundred fifty-five
Scientific notation
1.2912755 × 10^7
Engineering notation
1.2912755 × 10^6
Prime Factorization
5 × 2582551
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12912755
Product of the distinct prime numbers
The prime factorization of 12912755 is 5 × 2582551.
Since it has a total of 2 prime factors.
6 , 1 , 4 , 75 , 541 , 659 , 6132 , 7765 , 70380 , 48364 , 944289 , 59595 , 8718737 , 5094704 , 21039330 , 83106352 , 652633763 , 88676485 , 7091600453 , 1185949818
n×2
25825510
n×3
38738265
n×4
51651020
n×5
64563775
n÷2
6456377.5
n÷3
4304251.6666667
n÷3
3228188.75
n÷5
2582551
n2
166739241690025
n3
2.1530629768291E+21
n4
2.7801974719365E+28
n5
3.5900008806735E+35
2 √n
3593.4322033399
3 √n
234.60628203578
4 √n
59.945243375433
5 √n
26.436489348001
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
-12912754
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 12912755 can be divided by 4 positive divisors.
The sum of these divisors (counting 12912755) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001010000100001110011
3
Ternary
220022000222012
4
Quaternary
301100201303
5
Quinary
11301202010
6
Senary
1140433135
8
Octal
61204163
10
Decimal
12912755
12
Duodecimal
43a87ab
16
Hexadecimal
c50873
20
Vigesimal
40e1hf
36
Base36
7orjn
md5
cd6157bef6213bfeb655ea7fbf4d58e7
sha1
904c6b5d65f5a4e9a19ba19799b9fab2d536c8ad
sha256
558f257b7d54c406a3cb2b475bcdffc87daee20c2ea35f0fdb250c671e0be999
sha512
6e7fcdccfad5109cdb12bf8eef10aecac66d9305ef0d2f8116c8eee83373801c186da8655c2a11e9844a1e5c04a7b3f6611250412231881f69dd88dcbe457dc4
ripemd-160
9b48459193ab3e0963e48f5631d25e3043e05d11
Diameter
25825510
Circumference
81133232.49121
Area
5.2382677675852E+14
Volume
9.0187291076299E+21
Surface area
2.0953071070341E+15
Circumference
81133232.49121
Perimeter
51651020
Area
166739241690025
Diagonal
18261393.248601
Surface area
1000435450140150
Volume
2.1530629768291E+21
Space diagonal
22365547.725689
Perimeter
38738265
Area
72200209555658
Altitude
11182773.862845
Surface area
72200209555658
Volume
2.5374090520626E+20
Height
6087131.082867