12895989 is an odd 8-digits composite number following 12895988
and preceding 12895990 . In scientific notation, it is written as 1.2895989 × 10^7.
The sum of its digits is 51. It has a total of 2 prime factors and 4 positive divisors.
There are 8597324 positive integers (up to 12895989) that are relatively prime to 12895989.
12895989 has 4 divisors, whose sum is 17194656
The reverse of 12895989 is 98959821
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
twelve million eight hundred ninety-five thousand nine hundred eighty-nine
Scientific notation
1.2895989 × 10^7
Engineering notation
1.2895989 × 10^6
Prime Factorization
3 × 4298663
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12895989
Product of the distinct prime numbers
The prime factorization of 12895989 is 3 × 4298663.
Since it has a total of 2 prime factors.
8 , 10 , 15 , 80 , 291 , 133 , 3242 , 217 , 75120 , 46198 , 346604 , 223130 , 805209 , 1933694 , 1524839 , 69665962 , 23986948 , 905723706 , 9870157993 , 1909948423
n×2
25791978
n×3
38687967
n×4
51583956
n×5
64479945
n÷2
6447994.5
n÷3
4298663
n÷3
3223997.25
n÷5
2579197.8
n2
166306532288121
n3
2.1446872110158E+21
n4
2.76578626817E+28
n5
3.5667549290671E+35
2 √n
3591.0985784297
3 √n
234.50469998142
4 √n
59.925775576372
5 √n
26.429620719903
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12895988
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12895989 can be divided by 4 positive divisors.
The sum of these divisors (counting 12895989) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001001100011011110101
3
Ternary
220021011222020
4
Quaternary
301030123311
5
Quinary
11300132424
6
Senary
1140223353
8
Octal
61143365
10
Decimal
12895989
12
Duodecimal
439ab59
16
Hexadecimal
c4c6f5
20
Vigesimal
40bjj9
36
Base36
7oelx
md5
08bd15fe7153071380c0fb77abb97301
sha1
e8474558541ddd7ea265bbf7a4b10c8a4184c76e
sha256
0668307c165da878e29c5b7f219769ad9a26c837686e6578492872ee253156d8
sha512
0b067e31a35720e9396f713773a934f348b9a40fdcbd43e33be772caa89a2448f225512fd01219e75e7965e75799d206e1153f00e77705ae2a08fe5151fce7c3
ripemd-160
615828a2d3a837fbe9ba025be8cd4f7f2be6c3ef
Diameter
25791978
Circumference
81027888.60635
Area
5.2246738008035E+14
Volume
8.9836447818334E+21
Surface area
2.0898695203214E+15
Circumference
81027888.60635
Perimeter
51583956
Area
166306532288121
Diagonal
18237682.544014
Surface area
997839193728726
Volume
2.1446872110158E+21
Space diagonal
22336508.161849
Perimeter
38687967
Area
72012840888405
Altitude
11168254.080925
Surface area
72012840888405
Volume
2.5275381173888E+20
Height
6079227.5146714