12975985 is an odd 8-digits composite number following 12975984
and preceding 12975986 . In scientific notation, it is written as 1.2975985 × 10^7.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 9437040 positive integers (up to 12975985) that are relatively prime to 12975985.
12975985 has 8 divisors, whose sum is 16986816
The reverse of 12975985 is 58957921
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
twelve million nine hundred seventy-five thousand nine hundred eighty-five
Scientific notation
1.2975985 × 10^7
Engineering notation
1.2975985 × 10^6
Prime Factorization
5 × 11 × 235927
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12975985
Product of the distinct prime numbers
The prime factorization of 12975985 is 5 × 11 × 235927.
Since it has a total of 3 prime factors.
1 , 4 , 70 , 99 , 285 , 815 , 877 , 2481 , 7913 , 32410 , 701970 , 841851 , 923003 , 3064591 , 11005910 , 61737568 , 160393504 , 880850231 , 8977754475 , 7239373343
n×2
25951970
n×3
38927955
n×4
51903940
n×5
64879925
n÷2
6487992.5
n÷3
4325328.3333333
n÷3
3243996.25
n÷5
2595197
n2
168376186720225
n3
2.1848468732388E+21
n4
2.8350540254444E+28
n5
3.6787618508356E+35
2 √n
3602.2194547251
3 √n
234.9885915693
4 √n
60.018492606238
5 √n
26.462329143047
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
-12975984
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 12975985 can be divided by 8 positive divisors.
The sum of these divisors (counting 12975985) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001011111111101110001
3
Ternary
220102020201001
4
Quaternary
301133331301
5
Quinary
11310212420
6
Senary
1142042001
8
Octal
61377561
10
Decimal
12975985
12
Duodecimal
4419301
16
Hexadecimal
c5ff71
20
Vigesimal
411jj5
36
Base36
7q4c1
md5
450db1bc680b95f673094305aef76ee9
sha1
955183a94e489aa86377aff906b3cae615c1b30b
sha256
548950a9c42d1039344bbc1fd05122a1f9df83fd1b4a47e00e7e71a48e45b09d
sha512
792a0f5eb595d16dad259075ac8049f0ca03d08be6fdae6abd1a54e6609617a0164a0459576e21ad5ce2ad816a426eab76a801c76e9a5d6a2a8324e74ee6f60a
ripemd-160
3002e20e23958718880225639e989c9341ef5d11
Diameter
25951970
Circumference
81530518.298183
Area
5.2896939123972E+14
Volume
9.151865181581E+21
Surface area
2.1158775649589E+15
Circumference
81530518.298183
Perimeter
51903940
Area
168376186720225
Diagonal
18350813.97215
Surface area
1010257120321350
Volume
2.1848468732388E+21
Space diagonal
22475065.298252
Perimeter
38927955
Area
72909027546033
Altitude
11237532.649126
Surface area
72909027546033
Volume
2.5748667332023E+20
Height
6116937.9907166