12897211 is an odd 8-digits composite number following 12897210
and preceding 12897212 . In scientific notation, it is written as 1.2897211 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 12889800 positive integers (up to 12897211) that are relatively prime to 12897211.
12897211 has 4 divisors, whose sum is 12904624
The reverse of 12897211 is 11279821
Previous prime number is 4621
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twelve million eight hundred ninety-seven thousand two hundred eleven
Scientific notation
1.2897211 × 10^7
Engineering notation
1.2897211 × 10^6
Prime Factorization
4621 × 2791
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12897211
Product of the distinct prime numbers
The prime factorization of 12897211 is 4621 × 2791.
Since it has a total of 2 prime factors.
9 , 6 , 26 , 40 , 878 , 526 , 1543 , 6514 , 13438 , 49329 , 248148 , 66126 , 8560011 , 7625003 , 22377990 , 6166691 , 748963993 , 785846948 , 3419193107 , 6773372832
n×2
25794422
n×3
38691633
n×4
51588844
n×5
64486055
n÷2
6448605.5
n÷3
4299070.3333333
n÷3
3224302.75
n÷5
2579442.2
n2
166338051578521
n3
2.1452969485371E+21
n4
2.7668347402939E+28
n5
3.56844514477E+35
2 √n
3591.2687173198
3 √n
234.51210682429
4 √n
59.927195139768
5 √n
26.430121585287
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
-12897210
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 12897211 can be divided by 4 positive divisors.
The sum of these divisors (counting 12897211) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001001100101110111011
3
Ternary
220021020122111
4
Quaternary
301030232323
5
Quinary
11300202321
6
Senary
1140233151
8
Octal
61145673
10
Decimal
12897211
12
Duodecimal
439b7b7
16
Hexadecimal
c4cbbb
20
Vigesimal
40c30b
36
Base36
7ofjv
md5
6713b3d310bd30fc4041fe373f5d31fc
sha1
80361c2e5cf55481e54ebf0fd82b54f338c3f31e
sha256
beef8a08ca40bec8369fcf9a78caf6ba3e3f6df2b244eb6d27c45017aece44ec
sha512
9c2feb83eb01c6f1febde2ab1616910533e6ce645f19053be9126472396c9e8275d0b1a7f3744dfce1f22c9df271e211155b4a82af7b0c06b77149e67017bbb3
ripemd-160
f891d2821db81e66be51ada01737f29f43d3ec1f
Diameter
25794422
Circumference
81035566.658795
Area
5.2256640085152E+14
Volume
8.9861988443902E+21
Surface area
2.0902656034061E+15
Circumference
81035566.658795
Perimeter
51588844
Area
166338051578521
Diagonal
18239410.712987
Surface area
998028309471126
Volume
2.1452969485371E+21
Space diagonal
22338624.727936
Perimeter
38691633
Area
72026489141503
Altitude
11169312.363968
Surface area
72026489141503
Volume
2.5282566999489E+20
Height
6079803.5709958