12909982 is an even 8-digits composite number following 12909981
and preceding 12909983 . In scientific notation, it is written as 1.2909982 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 6454990 positive integers (up to 12909982) that are relatively prime to 12909982.
12909982 has 4 divisors, whose sum is 19364976
The reverse of 12909982 is 28990921
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 40
Digital Root 4
Name
twelve million nine hundred nine thousand nine hundred eighty-two
Scientific notation
1.2909982 × 10^7
Engineering notation
1.2909982 × 10^6
Prime Factorization
2 × 6454991
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12909982
Product of the distinct prime numbers
The prime factorization of 12909982 is 2 × 6454991.
Since it has a total of 2 prime factors.
1 , 6 , 61 , 82 , 23 , 770 , 3500 , 9037 , 59873 , 58682 , 809760 , 299068 , 266920 , 5498733 , 16421698 , 45273734 , 897414557 , 131871854 , 4112199988 , 7590178556
n×2
25819964
n×3
38729946
n×4
51639928
n×5
64549910
n÷2
6454991
n÷3
4303327.3333333
n÷3
3227495.5
n÷5
2581996.4
n2
166667635240324
n3
2.1516761709351E+21
n4
2.7778100636602E+28
n5
3.5861477921272E+35
2 √n
3593.0463398069
3 √n
234.58948701941
4 √n
59.942024822381
5 √n
26.435353809025
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
-12909981
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 12909982 can be divided by 4 positive divisors.
The sum of these divisors (counting 12909982) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001001111110110011110
3
Ternary
220021220011111
4
Quaternary
301033312132
5
Quinary
11301104412
6
Senary
1140412234
8
Octal
61176636
10
Decimal
12909982
12
Duodecimal
43a707a
16
Hexadecimal
c4fd9e
20
Vigesimal
40dej2
36
Base36
7opem
md5
587d574ef6561fd95f1040ee4e05156c
sha1
48d1d67e1f9de161a8c6834c5ed92afe83f2dcb7
sha256
fe3cf0abf528c6b66cc969e5bedd7e60badd018a81a2376a2c726098205ffe64
sha512
11feb4ed4f3987f2cabb0f0deebbebcb4124d7847211e71e357148dc01012c0129ac5026e6503ffdbe7c78e0253cdd45a6bb90c23b2f093e8813cc785f70a961
ripemd-160
4c3d13639f5c10101ec7503c31f5a87b9971a3ba
Diameter
25819964
Circumference
81115809.218353
Area
5.2360181846219E+14
Volume
9.0129200686854E+21
Surface area
2.0944072738487E+15
Circumference
81115809.218353
Perimeter
51639928
Area
166667635240324
Diagonal
18257471.634393
Surface area
1000005811441944
Volume
2.1516761709351E+21
Space diagonal
22360744.7488
Perimeter
38729946
Area
72169203053400
Altitude
11180372.3744
Surface area
72169203053400
Volume
2.5357746856429E+20
Height
6085823.8781308