12887875 is an odd 8-digits composite number following 12887874
and preceding 12887876 . In scientific notation, it is written as 1.2887875 × 10^7.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 7344000 positive integers (up to 12887875) that are relatively prime to 12887875.
12887875 has 8 divisors, whose sum is 13086944
The reverse of 12887875 is 57878821
Previous prime number is 325
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
twelve million eight hundred eighty-seven thousand eight hundred seventy-five
Scientific notation
1.2887875 × 10^7
Engineering notation
1.2887875 × 10^6
Prime Factorization
385 × 325 × 103
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12887875
Product of the distinct prime numbers
The prime factorization of 12887875 is 385 × 325 × 103.
Since it has a total of 3 prime factors.
2 , 1 , 30 , 54 , 419 , 485 , 2472 , 7017 , 58036 , 15951 , 947286 , 411194 , 89048 , 2296691 , 15767667 , 42440010 , 584908832 , 895955725 , 4221963665 , 8801523075
n×2
25775750
n×3
38663625
n×4
51551500
n×5
64439375
n÷2
6443937.5
n÷3
4295958.3333333
n÷3
3221968.75
n÷5
2577575
n2
166097322015625
n3
2.1406415239721E+21
n4
2.7588320380762E+28
n5
3.5555482452722E+35
2 √n
3589.9686628159
3 √n
234.45550715766
4 √n
59.916347208553
5 √n
26.426294043141
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
-12887874
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 12887875 can be divided by 8 positive divisors.
The sum of these divisors (counting 12887875) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001001010011101000011
3
Ternary
220020202211201
4
Quaternary
301022131003
5
Quinary
11244403000
6
Senary
1140122031
8
Octal
61123503
10
Decimal
12887875
12
Duodecimal
4396317
16
Hexadecimal
c4a743
20
Vigesimal
40ajdf
36
Base36
7o8cj
md5
52d487bc4b8ff3fdf79d6180065b194c
sha1
25e38f687cfdc07ad510e47012e882d0b36c30f6
sha256
3e197c8b843aeadabcd81160b972ee8e01f1510ef1a74ca38735b48a2cc6dcaa
sha512
f6ec1be4c135c80ff1d98b7d19820dea9a7dd766da41a7217f9ce864196cc7dcf542912bb825480113867fc26bbf5f964a970e76c81cf94013e1bb0e761f0190
ripemd-160
3f7912302d859f1d5f767ee2c8b47b008669c3a0
Diameter
25775750
Circumference
80976906.840767
Area
5.2181012662523E+14
Volume
8.9666982475734E+21
Surface area
2.0872405065009E+15
Circumference
80976906.840767
Perimeter
51551500
Area
166097322015625
Diagonal
18226207.615169
Surface area
996583932093750
Volume
2.1406415239721E+21
Space diagonal
22322454.301597
Perimeter
38663625
Area
71922250183048
Altitude
11161227.150798
Surface area
71922250183048
Volume
2.5227702294837E+20
Height
6075402.5383897