1138289987 is an odd 10-digits composite number following 1138289986
and preceding 1138289988 . In scientific notation, it is written as 1.138289987 × 10^9.
The sum of its digits is 56. It has a total of 3 prime factors and 8 positive divisors.
There are 1088348800 positive integers (up to 1138289987) that are relatively prime to 1138289987.
1138289987 has 8 divisors, whose sum is 1188272160
The reverse of 1138289987 is 7899828311
Previous prime number is 2801
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 56
Digital Root 2
Name
one billion one hundred thirty-eight million two hundred eighty-nine thousand nine hundred eighty-seven
Scientific notation
1.138289987 × 10^9
Engineering notation
1.138289987 × 10^9
Prime Factorization
23 × 2801 × 17669
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1138289987
Product of the distinct prime numbers
The prime factorization of 1138289987 is 23 × 2801 × 17669.
Since it has a total of 3 prime factors.
2 , 6 , 15 , 16 , 613 , 621 , 9059 , 9758 , 89788 , 61866 , 461219 , 877293 , 6252461 , 7134338 , 53286266 , 61705654 , 630895666 , 587537851 , 837381736 , 9188379367
n×2
2276579974
n×3
3414869961
n×4
4553159948
n×5
5691449935
n÷2
569144993.5
n÷3
379429995.66667
n÷3
284572496.75
n÷5
227657997.4
n2
1295704094504460169
n3
1.4748869968893E+27
n4
1.6788491005156E+36
n5
1.9110171208009E+45
2 √n
33738.553421864
3 √n
1044.1213395052
4 √n
183.68057442709
5 √n
64.751611762914
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
-1138289986
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 1138289987 can be divided by 8 positive divisors.
The sum of these divisors (counting 1138289987) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000011110110001110110101000011
3
Ternary
2221022220010022102
4
Quaternary
1003312032311003
5
Quinary
4312400234422
6
Senary
304541301015
8
Octal
10366166503
10
Decimal
1138289987
12
Duodecimal
27926476b
16
Hexadecimal
43d8ed43
20
Vigesimal
hfe64j7
36
Base36
itpi6b
md5
48ab6ae3b0b9afefb692a64051b4ffcd
sha1
afb8515b95ae6cb4d274f233e0d20f67e8ad2e0c
sha256
f64e8988459f5bb636131c04dd2a4abb770f170fbb08df5ba7f1d13e10ae345c
sha512
ea3ec391cd15a8ece908b5b2801613309d0cbe12afc1b082ee030be3567e8e94db029c022e86a849bf18eb9dc16d304bc8a46308e5a1f07c7eb7904b8269b562
ripemd-160
4d3695b694710915777af51b927699fe210dafc8
Diameter
2276579974
Circumference
7152086921.628
Area
4.0705744645214E+18
Volume
6.1779922057368E+27
Surface area
1.6282297858086E+19
Circumference
7152086921.628
Perimeter
4553159948
Area
1295704094504460169
Diagonal
1609785137.5289
Surface area
7774224567026761014
Volume
1.4748869968893E+27
Space diagonal
1971576091.2309
Perimeter
3414869961
Area
5.6105633081419E+17
Altitude
985788045.61546
Surface area
5.6105633081419E+17
Volume
1.7381709949738E+26
Height
536595045.84296