12987584 is an even 8-digits composite number following 12987583
and preceding 12987585 . In scientific notation, it is written as 1.2987584 × 10^7.
The sum of its digits is 44. It has a total of 7 prime factors and 14 positive divisors.
There are 6493760 positive integers (up to 12987584) that are relatively prime to 12987584.
12987584 has 14 divisors, whose sum is 25772364
The reverse of 12987584 is 48578921
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 44
Digital Root 8
Name
twelve million nine hundred eighty-seven thousand five hundred eighty-four
Scientific notation
1.2987584 × 10^7
Engineering notation
1.2987584 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 202931
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
405862
Product of the distinct prime numbers
The prime factorization of 12987584 is 2 × 2 × 2 × 2 × 2 × 2 × 202931.
Since it has a total of 7 prime factors.
5 , 5 , 99 , 90 , 777 , 202 , 2090 , 9224 , 40953 , 31652 , 182582 , 851954 , 8943350 , 8231940 , 6653663 , 66457816 , 46039369 , 765984308 , 1088882557 , 4402988733
n×2
25975168
n×3
38962752
n×4
51950336
n×5
64937920
n÷2
6493792
n÷3
4329194.6666667
n÷3
3246896
n÷5
2597516.8
n2
168677338157056
n3
2.1907110982112E+21
n4
2.845204440775E+28
n5
3.6952331671738E+35
2 √n
3603.8290747481
3 √n
235.05858807812
4 √n
60.031900475898
5 √n
26.467058292603
1 , 2 , 4 , 8 , 16 , 32 , 64 , 202931 , 405862 , 811724 , 1623448 , 3246896 , 6493792 , 12987584
14 divisors
τ
Total Divisors
14
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12987583
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.071428571428571
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
14
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12987584 can be divided by 14 positive divisors.
The sum of these divisors (counting 12987584) is 1, the average is 0.071428571428571.
Base
System
Value
2
Binary
110001100010110011000000
3
Ternary
220102211121122
4
Quaternary
301202303000
5
Quinary
11311100314
6
Senary
1142211412
8
Octal
61426300
10
Decimal
12987584
12
Duodecimal
4423b68
16
Hexadecimal
c62cc0
20
Vigesimal
4138j4
36
Base36
7qda8
md5
c23da9de3e6de312039a2b0a9992aea6
sha1
9d8f677c1c7af170715a80a725c740bf192b3c74
sha256
f03553161f5055c7ac7627d3d6a1df8d1272f54077757200e497ca7121dfd114
sha512
9c6f490f56c6d121002ded218c131a869bab114421a9ac0f029db548809c3d4f78cfd51cb20066d96e60ebb4cce4e315f354c29a7dd2ec731dc4207b61c18679
ripemd-160
364942e44507e493ccbb7a7f7941a250fa1b362b
Diameter
25975168
Circumference
81603396.964561
Area
5.2991548638129E+14
Volume
9.1764291897038E+21
Surface area
2.1196619455252E+15
Circumference
81603396.964561
Perimeter
51950336
Area
168677338157056
Diagonal
18367217.43526
Surface area
1012064028942336
Volume
2.1907110982112E+21
Space diagonal
22495155.355569
Perimeter
38962752
Area
73039429943374
Altitude
11247577.677784
Surface area
73039429943374
Volume
2.5817777886096E+20
Height
6122405.8117533