12508731 is an odd 8-digits composite number following 12508730
and preceding 12508732 . In scientific notation, it is written as 1.2508731 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 16 positive divisors.
There are 8035200 positive integers (up to 12508731) that are relatively prime to 12508731.
12508731 has 16 divisors, whose sum is 14414400
The reverse of 12508731 is 13780521
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twelve million five hundred eight thousand seven hundred thirty-one
Scientific notation
1.2508731 × 10^7
Engineering notation
1.2508731 × 10^6
Prime Factorization
9 × 41 × 109 × 311
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
12508731
Product of the distinct prime numbers
The prime factorization of 12508731 is 9 × 41 × 109 × 311.
Since it has a total of 4 prime factors.
4 , 10 , 89 , 32 , 792 , 123 , 2746 , 2762 , 30294 , 99617 , 404113 , 968363 , 3330541 , 8804935 , 71324092 , 90577318 , 279678781 , 762967751 , 9944234741 , 1768081691
n×2
25017462
n×3
37526193
n×4
50034924
n×5
62543655
n÷2
6254365.5
n÷3
4169577
n÷3
3127182.75
n÷5
2501746.2
n2
156468351230361
n3
1.9572205155541E+21
n4
2.4482344936748E+28
n5
3.0624306706299E+35
2 √n
3536.7684402573
3 √n
232.1334633877
4 √n
59.470735998954
5 √n
26.268946173616
1 , 9 , 41 , 109 , 311 , 369 , 981 , 2799 , 4469 , 12751 , 33899 , 40221 , 114759 , 305091 , 1389859 , 12508731
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
-12508730
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 12508731 can be divided by 16 positive divisors.
The sum of these divisors (counting 12508731) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101111101101111000111011
3
Ternary
212112111202100
4
Quaternary
233231320323
5
Quinary
11200234411
6
Senary
1124034443
8
Octal
57557073
10
Decimal
12508731
12
Duodecimal
4232a23
16
Hexadecimal
bede3b
20
Vigesimal
3i3bgb
36
Base36
7g3sr
md5
dc58be9a152d1c28cc6d16f827457852
sha1
0de6b6e709346da0cc1270083bbfece8f3cb92da
sha256
8e48158738098e91bd178e42ab87f0e826694e97a5f3852ab984401b66f5b1cc
sha512
085cc6f92ddc945c557d3b9cc00ff74869c132e620ba443fa8811d8bc317e80a74c38e624597460b1e48e2a5b84d1b3c5f5e5d36eaf29d11db8ef315637ac78a
ripemd-160
5cf94a0824572098a6ebc9b22d311666235b3b5b
Diameter
25017462
Circumference
78594674.830662
Area
4.9155982274461E+14
Volume
8.19838612416E+21
Surface area
1.9662392909784E+15
Circumference
78594674.830662
Perimeter
50034924
Area
156468351230361
Diagonal
17690017.028277
Surface area
938810107382166
Volume
1.9572205155541E+21
Space diagonal
21665757.630212
Perimeter
37526193
Area
67752783526879
Altitude
10832878.815106
Surface area
67752783526879
Volume
2.3066064980429E+20
Height
5896672.3427589