12917209 is an odd 8-digits composite number following 12917208
and preceding 12917210 . In scientific notation, it is written as 1.2917209 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 12406800 positive integers (up to 12917209) that are relatively prime to 12917209.
12917209 has 4 divisors, whose sum is 12925440
The reverse of 12917209 is 90271921
Previous prime number is 6119
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twelve million nine hundred seventeen thousand two hundred nine
Scientific notation
1.2917209 × 10^7
Engineering notation
1.2917209 × 10^6
Prime Factorization
6119 × 2111
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12917209
Product of the distinct prime numbers
The prime factorization of 12917209 is 6119 × 2111.
Since it has a total of 2 prime factors.
6 , 2 , 81 , 99 , 357 , 615 , 4591 , 1863 , 77616 , 44156 , 868049 , 659755 , 9314649 , 1947978 , 67191419 , 34812047 , 380328357 , 534882735 , 2370177740 , 1967915195
n×2
25834418
n×3
38751627
n×4
51668836
n×5
64586045
n÷2
6458604.5
n÷3
4305736.3333333
n÷3
3229302.25
n÷5
2583441.8
n2
166854288349681
n3
2.1552917151591E+21
n4
2.7840353540678E+28
n5
3.5961966531883E+35
2 √n
3594.0518916677
3 √n
234.63325320395
4 √n
59.950411939099
5 √n
26.43831284548
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
-12917208
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 12917209 can be divided by 4 positive divisors.
The sum of these divisors (counting 12917209) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001010001100111011001
3
Ternary
220022021002011
4
Quaternary
301101213121
5
Quinary
11301322314
6
Senary
1140505521
8
Octal
61214731
10
Decimal
12917209
12
Duodecimal
43ab2a1
16
Hexadecimal
c519d9
20
Vigesimal
40ed09
36
Base36
7ouzd
md5
01e83c915da41805c2d71456d39a74c5
sha1
145eee5ccbfb7488853bc1b88fda64a760fffd05
sha256
efb3740519cdb95a6db3c2e9663bde443987d36b0b9de668d8ebf5b1ffc42ff1
sha512
e4ebf4e57eede738f010b9da10f693ebaca8dd249b67a0d57111855a0f5fe447e0780cf79893e03b3c2847359414c1c179652226a6ca6fc287f713ffdb8236e2
ripemd-160
b042af8ca30087e294f4a054b5f356e8d6b3211e
Diameter
25834418
Circumference
81161217.798568
Area
5.2418820649931E+14
Volume
9.0280648249157E+21
Surface area
2.0967528259972E+15
Circumference
81161217.798568
Perimeter
51668836
Area
166854288349681
Diagonal
18267692.155808
Surface area
1001125730098086
Volume
2.1552917151591E+21
Space diagonal
22373262.279986
Perimeter
38751627
Area
72250026220599
Altitude
11186631.139993
Surface area
72250026220599
Volume
2.5400356453736E+20
Height
6089230.7186026