12946945 is an odd 8-digits composite number following 12946944
and preceding 12946946 . In scientific notation, it is written as 1.2946945 × 10^7.
The sum of its digits is 40. It has a total of 4 prime factors and 16 positive divisors.
There are 8678400 positive integers (up to 12946945) that are relatively prime to 12946945.
12946945 has 16 divisors, whose sum is 14588352
The reverse of 12946945 is 54964921
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twelve million nine hundred forty-six thousand nine hundred forty-five
Scientific notation
1.2946945 × 10^7
Engineering notation
1.2946945 × 10^6
Prime Factorization
85 × 11 × 61 × 227
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
12946945
Product of the distinct prime numbers
The prime factorization of 12946945 is 85 × 11 × 61 × 227.
Since it has a total of 4 prime factors.
3 , 4 , 24 , 24 , 163 , 398 , 1626 , 5393 , 70646 , 36668 , 460013 , 471698 , 6268543 , 9414589 , 80701326 , 46707441 , 871616097 , 221430842 , 7667105762 , 971092773
n×2
25893890
n×3
38840835
n×4
51787780
n×5
64734725
n÷2
6473472.5
n÷3
4315648.3333333
n÷3
3236736.25
n÷5
2589389
n2
167623384833025
n3
2.170210744147E+21
n4
2.809759914288E+28
n5
3.6377807073492E+35
2 √n
3598.186348704
3 √n
234.8131606804
4 √n
59.984884335173
5 √n
26.45047409099
1 , 11 , 61 , 85 , 227 , 671 , 935 , 2497 , 5185 , 13847 , 19295 , 57035 , 152317 , 212245 , 1176995 , 12946945
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
-12946944
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 12946945 can be divided by 16 positive divisors.
The sum of these divisors (counting 12946945) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110001011000111000000001
3
Ternary
220100202212111
4
Quaternary
301120320001
5
Quinary
11303300240
6
Senary
1141255321
8
Octal
61307001
10
Decimal
12946945
12
Duodecimal
4404541
16
Hexadecimal
c58e01
20
Vigesimal
40i775
36
Base36
7phxd
md5
5a7ba5c4918bdea0dcbfe2aa1566072f
sha1
2c3c9ae1a52fc112051b9c3c0852e68474c7a219
sha256
10b490a31512c83b38f61ba972cb783614127a7bca438695c606cea8f972f027
sha512
169acbe408fa0f93c25014888cda2380344cece679af892904585da7a0dbebd2387c0ca84f33780805e05ad339fbdbdc1a3630be5c146c45a9cb4f9d3164fdf2
ripemd-160
48344d702d933c6e090e21b0f66f8bbf7094f9f2
Diameter
25893890
Circumference
81348054.596862
Area
5.2660439436129E+14
Volume
9.0905575074052E+21
Surface area
2.1064175774451E+15
Circumference
81348054.596862
Perimeter
51787780
Area
167623384833025
Diagonal
18309745.210299
Surface area
1005740308998150
Volume
2.170210744147E+21
Space diagonal
22424766.5428
Perimeter
38840835
Area
72583054766867
Altitude
11212383.2714
Surface area
72583054766867
Volume
2.5576178896504E+20
Height
6103248.4034328