11287988 is an even 8-digits composite number following 11287987
and preceding 11287989 . In scientific notation, it is written as 1.1287988 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 6 positive divisors.
There are 5643992 positive integers (up to 11287988) that are relatively prime to 11287988.
11287988 has 6 divisors, whose sum is 19753986
The reverse of 11287988 is 88978211
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 44
Digital Root 8
Name
eleven million two hundred eighty-seven thousand nine hundred eighty-eight
Scientific notation
1.1287988 × 10^7
Engineering notation
1.1287988 × 10^6
Prime Factorization
2 × 2 × 2821997
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
5643994
Product of the distinct prime numbers
The prime factorization of 11287988 is 2 × 2 × 2821997.
Since it has a total of 3 prime factors.
9 , 3 , 7 , 73 , 113 , 375 , 6678 , 3082 , 87481 , 69216 , 350885 , 809468 , 8812931 , 4163742 , 17156098 , 44328157 , 130056341 , 499102177 , 4276328332 , 2153617948
n×2
22575976
n×3
33863964
n×4
45151952
n×5
56439940
n÷2
5643994
n÷3
3762662.6666667
n÷3
2821997
n÷5
2257597.6
n2
127418673088144
n3
1.4383004527949E+21
n4
1.6235518251543E+28
n5
1.832663351972E+35
2 √n
3359.7601104841
3 √n
224.32216080269
4 √n
57.96343770416
5 √n
25.73494875608
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-11287987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 11287988 can be divided by 6 positive divisors.
The sum of these divisors (counting 11287988) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
101011000011110110110100
3
Ternary
210020111012122
4
Quaternary
223003312310
5
Quinary
10342203423
6
Senary
1041535112
8
Octal
53036664
10
Decimal
11287988
12
Duodecimal
3944498
16
Hexadecimal
ac3db4
20
Vigesimal
3aajj8
36
Base36
6pxv8
md5
aae835379dae6f2da5480e12bee4330f
sha1
3b582faae4f04856a2217e96b076f7663fe69655
sha256
1a79c7af4aa5ad3b9876f9df35f62482cf5e269ac0e94a7a13616fb031e442ed
sha512
40b87c144b48122fbdb452e1179a3bce704dffcf43b3d8066714f91ef20be2733efd7e3d3fd52c06a22960f42f8324406cd3b3fd8de3f11e2478aba3aa37599f
ripemd-160
cba9ffe523c7d3ae44e7d677ac2f5aaa2b9df09b
Diameter
22575976
Circumference
70924520.349219
Area
4.0029756730387E+14
Volume
6.0247388482071E+21
Surface area
1.6011902692155E+15
Circumference
70924520.349219
Perimeter
45151952
Area
127418673088144
Diagonal
15963625.721505
Surface area
764512038528864
Volume
1.4383004527949E+21
Space diagonal
19551368.731228
Perimeter
33863964
Area
55173903905419
Altitude
9775684.3656139
Surface area
55173903905419
Volume
1.6950533392583E+20
Height
5321208.5738349