12891502 is an even 8-digits composite number following 12891501
and preceding 12891503 . In scientific notation, it is written as 1.2891502 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 5949912 positive integers (up to 12891502) that are relatively prime to 12891502.
12891502 has 8 divisors, whose sum is 20824776
The reverse of 12891502 is 20519821
Previous prime number is 13
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twelve million eight hundred ninety-one thousand five hundred two
Scientific notation
1.2891502 × 10^7
Engineering notation
1.2891502 × 10^6
Prime Factorization
2 × 13 × 495827
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12891502
Product of the distinct prime numbers
The prime factorization of 12891502 is 2 × 13 × 495827.
Since it has a total of 3 prime factors.
3 , 7 , 54 , 77 , 914 , 350 , 4063 , 2932 , 21961 , 57297 , 909746 , 925052 , 3538866 , 3484973 , 19721570 , 5186341 , 619667319 , 592333123 , 7424670079 , 9468579187
n×2
25783004
n×3
38674506
n×4
51566008
n×5
64457510
n÷2
6445751
n÷3
4297167.3333333
n÷3
3222875.5
n÷5
2578300.4
n2
166190823816004
n3
2.1424493376057E+21
n4
2.7619389920642E+28
n5
3.5605542040074E+35
2 √n
3590.4737848925
3 √n
234.47749915569
4 √n
59.920562287853
5 √n
26.427781291901
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
-12891501
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 12891502 can be divided by 8 positive divisors.
The sum of these divisors (counting 12891502) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001001011010101101110
3
Ternary
220020221211001
4
Quaternary
301023111232
5
Quinary
11300012002
6
Senary
1140150514
8
Octal
61132556
10
Decimal
12891502
12
Duodecimal
439843a
16
Hexadecimal
c4b56e
20
Vigesimal
40b8f2
36
Base36
7ob5a
md5
9ceb043c39654d1de72834695f28792a
sha1
780a62fafec8a47e1b6c1b33721df954e3d14847
sha256
49d7f3b93b040f4594860a2c91a18fc68048df812e096bc211b81d5ba6ff2b18
sha512
0e2d0182d07f509248597ec5d9654f0619f2b57c65591de6c3c9ba2e5162808ddd9a3d4eea0ba9a29e8eb8a1ca523aeccdc0c4a2e0ef71f8b53d87e161b894b8
ripemd-160
34293e957bcfe7a8664b99f3e7e39a775b4fde0b
Diameter
25783004
Circumference
80999695.953876
Area
5.2210387119439E+14
Volume
8.9742707996137E+21
Surface area
2.0884154847776E+15
Circumference
80999695.953876
Perimeter
51566008
Area
166190823816004
Diagonal
18231336.96776
Surface area
997144942896024
Volume
2.1424493376057E+21
Space diagonal
22328736.449876
Perimeter
38674506
Area
71962737650262
Altitude
11164368.224938
Surface area
71962737650262
Volume
2.5249007582827E+20
Height
6077112.3225866