12971811 is an odd 8-digits composite number following 12971810
and preceding 12971812 . In scientific notation, it is written as 1.2971811 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 8592480 positive integers (up to 12971811) that are relatively prime to 12971811.
12971811 has 8 divisors, whose sum is 17406544
The reverse of 12971811 is 11817921
Previous prime number is 157
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twelve million nine hundred seventy-one thousand eight hundred eleven
Scientific notation
1.2971811 × 10^7
Engineering notation
1.2971811 × 10^6
Prime Factorization
3 × 157 × 27541
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12971811
Product of the distinct prime numbers
The prime factorization of 12971811 is 3 × 157 × 27541.
Since it has a total of 3 prime factors.
6 , 2 , 32 , 27 , 22 , 697 , 8300 , 7341 , 41490 , 22036 , 125482 , 490897 , 1679050 , 6615332 , 8609238 , 89961766 , 267702242 , 243382875 , 8945421762 , 4200342642
n×2
25943622
n×3
38915433
n×4
51887244
n×5
64859055
n÷2
6485905.5
n÷3
4323937
n÷3
3242952.75
n÷5
2594362.2
n2
168267880619721
n3
2.1827391447696E+21
n4
2.8314079648253E+28
n5
3.6728488983608E+35
2 √n
3601.6400430915
3 √n
234.96339251712
4 √n
60.013665469554
5 √n
26.460626490392
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12971810
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12971811 can be divided by 8 positive divisors.
The sum of these divisors (counting 12971811) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001011110111100100011
3
Ternary
220102000222110
4
Quaternary
301132330203
5
Quinary
11310044221
6
Senary
1142010403
8
Octal
61367443
10
Decimal
12971811
12
Duodecimal
4416a03
16
Hexadecimal
c5ef23
20
Vigesimal
4119ab
36
Base36
7q143
md5
dd509491dd05266cd9c6bf803d93e5bf
sha1
08d027924661694e14a0a778e9039c7f8918317f
sha256
bf080f37182667b967fba0a35cb9490a97bd784f29442d2403656fa478e877bc
sha512
501dcc2e3e2db8a1a6ac7aa810199a7d8c288e30a943456ddb22c4e5385e29135f2109fe717f14ce6d4c482f222c7ce598b137e536ffc12d840a0e4903785c11
ripemd-160
878cefb2cf9cf14e859bfc63e8a852fa439a3723
Diameter
25943622
Circumference
81504292.282711
Area
5.2862913759004E+14
Volume
9.1430363492147E+21
Surface area
2.1145165503602E+15
Circumference
81504292.282711
Perimeter
51887244
Area
168267880619721
Diagonal
18344911.044741
Surface area
1009607283718326
Volume
2.1827391447696E+21
Space diagonal
22467835.718181
Perimeter
38915433
Area
72862129628823
Altitude
11233917.85909
Surface area
72862129628823
Volume
2.5723827513798E+20
Height
6114970.3482468