12842487 is an odd 8-digits composite number following 12842486
and preceding 12842488 . In scientific notation, it is written as 1.2842487 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 7018704 positive integers (up to 12842487) that are relatively prime to 12842487.
12842487 has 16 divisors, whose sum is 18720768
The reverse of 12842487 is 78424821
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twelve million eight hundred forty-two thousand four hundred eighty-seven
Scientific notation
1.2842487 × 10^7
Engineering notation
1.2842487 × 10^6
Prime Factorization
21 × 3 × 23 × 8863
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
12842487
Product of the distinct prime numbers
The prime factorization of 12842487 is 21 × 3 × 23 × 8863.
Since it has a total of 4 prime factors.
10 , 2 , 21 , 66 , 209 , 429 , 8674 , 194 , 27423 , 43956 , 313400 , 637601 , 4409687 , 6278805 , 21556089 , 95183326 , 321508156 , 805449559 , 1430353126 , 690733844
n×2
25684974
n×3
38527461
n×4
51369948
n×5
64212435
n÷2
6421243.5
n÷3
4280829
n÷3
3210621.75
n÷5
2568497.4
n2
164929472345169
n3
2.1181046045097E+21
n4
2.7201730848056E+28
n5
3.4933787479366E+35
2 √n
3583.6415836409
3 √n
234.17995143087
4 √n
59.863524651
5 √n
26.407654354841
1 , 3 , 21 , 23 , 63 , 69 , 483 , 1449 , 8863 , 26589 , 186123 , 203849 , 558369 , 611547 , 4280829 , 12842487
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
-12842486
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 12842487 can be divided by 16 positive divisors.
The sum of these divisors (counting 12842487) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110000111111010111110111
3
Ternary
220011110120200
4
Quaternary
300333113313
5
Quinary
11241424422
6
Senary
1135131543
8
Octal
60772767
10
Decimal
12842487
12
Duodecimal
4373bb3
16
Hexadecimal
c3f5f7
20
Vigesimal
405647
36
Base36
7n9br
md5
80701bd3534e748d8a2c93ca0deaaf96
sha1
f7e287a039d0ab137e62cfb61cc498d15f9eac40
sha256
af5ee340a47c522bca493931f908f3547308406d33a202f9b11fe0b1426d608a
sha512
0dc4c227fd170472e8eec7a828e6ba9ab8739176276fc41d0fce0a44f431d07fd2117bcbbbbf8fc63033ae5ed6d0f47216065b855015e43f4ff88ce3a0a2497c
ripemd-160
ce3823113a4a69835313d513db42d20edb2cbd94
Diameter
25684974
Circumference
80691725.626045
Area
5.1814121868002E+14
Volume
8.8722958200832E+21
Surface area
2.0725648747201E+15
Circumference
80691725.626045
Perimeter
51369948
Area
164929472345169
Diagonal
18162019.29
Surface area
989576834071014
Volume
2.1181046045097E+21
Space diagonal
22243839.979543
Perimeter
38527461
Area
71416556441840
Altitude
11121919.989771
Surface area
71416556441840
Volume
2.4962102151854E+20
Height
6054006.4300001