12698905 is an odd 8-digits composite number following 12698904
and preceding 12698906 . In scientific notation, it is written as 1.2698905 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 10131456 positive integers (up to 12698905) that are relatively prime to 12698905.
12698905 has 8 divisors, whose sum is 15280200
The reverse of 12698905 is 50989621
Previous prime number is 389
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twelve million six hundred ninety-eight thousand nine hundred five
Scientific notation
1.2698905 × 10^7
Engineering notation
1.2698905 × 10^6
Prime Factorization
5 × 389 × 6529
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12698905
Product of the distinct prime numbers
The prime factorization of 12698905 is 5 × 389 × 6529.
Since it has a total of 3 prime factors.
9 , 5 , 77 , 80 , 900 , 356 , 3262 , 4926 , 58258 , 60562 , 367072 , 840861 , 4328015 , 2828047 , 98890937 , 78992756 , 295891936 , 139771467 , 8548746519 , 8552038634
n×2
25397810
n×3
38096715
n×4
50795620
n×5
63494525
n÷2
6349452.5
n÷3
4232968.3333333
n÷3
3174726.25
n÷5
2539781
n2
161262188199025
n3
2.0478532080315E+21
n4
2.6005493342738E+28
n5
3.3024128943756E+35
2 √n
3563.5523007247
3 √n
233.30394981465
4 √n
59.695496486122
5 √n
26.34833975094
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
-12698904
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 12698905 can be divided by 8 positive divisors.
The sum of these divisors (counting 12698905) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000011100010100011001
3
Ternary
212220011121211
4
Quaternary
300130110121
5
Quinary
11222331110
6
Senary
1132103121
8
Octal
60342431
10
Decimal
12698905
12
Duodecimal
4304aa1
16
Hexadecimal
c1c519
20
Vigesimal
3j7755
36
Base36
7k6jd
md5
6bf141d1f52ed002e805e29a869641cc
sha1
69ac3216303dda2bf1bbf0db64dc06de2ad97dba
sha256
c3fc959e3d57a25a454ce7841f14cbff2674ae624878967848b6f0b0a56195a9
sha512
978866b12c53eaf0879a94e4dd29cf60f95bc06cf413b414a1d3d3219ad1bd0739be156c67a3ccd3b0b6782ca8117fe9fad4824e34af8ca3d32d5d7fc9ded1bd
ripemd-160
6a5f7e5e71ab354ef8245367c4c5182396d5cc56
Diameter
25397810
Circumference
79789573.313269
Area
5.0662010574787E+14
Volume
8.5780274586429E+21
Surface area
2.0264804229915E+15
Circumference
79789573.313269
Perimeter
50795620
Area
161262188199025
Diagonal
17958963.678288
Surface area
967573129194150
Volume
2.0478532080315E+21
Space diagonal
21995148.66049
Perimeter
38096715
Area
69828575825111
Altitude
10997574.330245
Surface area
69828575825111
Volume
2.4134181504562E+20
Height
5986321.2260958