12912771 is an odd 8-digits composite number following 12912770
and preceding 12912772 . In scientific notation, it is written as 1.2912771 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 8134560 positive integers (up to 12912771) that are relatively prime to 12912771.
12912771 has 16 divisors, whose sum is 18191360
The reverse of 12912771 is 17721921
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twelve million nine hundred twelve thousand seven hundred seventy-one
Scientific notation
1.2912771 × 10^7
Engineering notation
1.2912771 × 10^6
Prime Factorization
3 × 31 × 43 × 3229
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
12912771
Product of the distinct prime numbers
The prime factorization of 12912771 is 3 × 31 × 43 × 3229.
Since it has a total of 4 prime factors.
7 , 8 , 73 , 11 , 792 , 582 , 2565 , 7482 , 89176 , 93255 , 182476 , 266532 , 121134 , 3308322 , 35516395 , 58441404 , 597889140 , 612158083 , 1318286409 , 4952206145
n×2
25825542
n×3
38738313
n×4
51651084
n×5
64563855
n÷2
6456385.5
n÷3
4304257
n÷3
3228192.75
n÷5
2582554.2
n2
166739654898441
n3
2.1530709803226E+21
n4
2.7802112515651E+28
n5
3.5900231223084E+35
2 √n
3593.434429623
3 √n
234.60637893478
4 √n
59.945261944736
5 √n
26.436495899409
1 , 3 , 31 , 43 , 93 , 129 , 1333 , 3229 , 3999 , 9687 , 100099 , 138847 , 300297 , 416541 , 4304257 , 12912771
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
-12912770
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 12912771 can be divided by 16 positive divisors.
The sum of these divisors (counting 12912771) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110001010000100010000011
3
Ternary
220022000222210
4
Quaternary
301100202003
5
Quinary
11301202041
6
Senary
1140433203
8
Octal
61204203
10
Decimal
12912771
12
Duodecimal
43a8803
16
Hexadecimal
c50883
20
Vigesimal
40e1ib
36
Base36
7ork3
md5
9022fc7c3a51a8141ddcc9d14fe7ef19
sha1
4b488e2a23d3c5edf345ca4fb62a4c32bbac97f9
sha256
4ef673f4d970168676be89f94ecf80a18682e66544305d7b03e363874d499108
sha512
077bb1dd5deebc3b2cd5991b9b6bc8d8bd137899aed084f998081da1e99669db163b5ac3dde6d3d78fe2440204fa977fc4dd795f367cac354a321f8ca0251eed
ripemd-160
ff0d3b74874b876cb13320d4c6001d54f890e5d5
Diameter
25825542
Circumference
81133333.022175
Area
5.2382807489104E+14
Volume
9.0187626325851E+21
Surface area
2.0953122995642E+15
Circumference
81133333.022175
Perimeter
51651084
Area
166739654898441
Diagonal
18261415.876018
Surface area
1000437929390646
Volume
2.1530709803226E+21
Space diagonal
22365575.438502
Perimeter
38738313
Area
72200388480150
Altitude
11182787.719251
Surface area
72200388480150
Volume
2.5374184842701E+20
Height
6087138.6253393