1138492781 is an odd 10-digits composite number following 1138492780
and preceding 1138492782 . In scientific notation, it is written as 1.138492781 × 10^9.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 1134062592 positive integers (up to 1138492781) that are relatively prime to 1138492781.
1138492781 has 4 divisors, whose sum is 1142922972
The reverse of 1138492781 is 1872948311
Previous prime number is 257
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 44
Digital Root 8
Name
one billion one hundred thirty-eight million four hundred ninety-two thousand seven hundred eighty-one
Scientific notation
1.138492781 × 10^9
Engineering notation
1.138492781 × 10^9
Prime Factorization
257 × 4429933
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1138492781
Product of the distinct prime numbers
The prime factorization of 1138492781 is 257 × 4429933.
Since it has a total of 2 prime factors.
7 , 6 , 52 , 21 , 573 , 537 , 4367 , 5354 , 44367 , 3049 , 742726 , 967679 , 3995291 , 980251 , 12130492 , 76139938 , 517007112 , 275588010 , 9338400558 , 1088598489
n×2
2276985562
n×3
3415478343
n×4
4553971124
n×5
5692463905
n÷2
569246390.5
n÷3
379497593.66667
n÷3
284623195.25
n÷5
227698556.2
n2
1296165812389113961
n3
1.475675420384E+27
n4
1.6800458132063E+36
n5
1.9127200300847E+45
2 √n
33741.558662872
3 √n
1044.1833415645
4 √n
183.68875486233
5 √n
64.753918785349
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1138492780
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1138492781 can be divided by 4 positive divisors.
The sum of these divisors (counting 1138492781) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000011110111000000010101101101
3
Ternary
2221100021102111022
4
Quaternary
1003313000111231
5
Quinary
4312423232111
6
Senary
304545503525
8
Octal
10367002555
10
Decimal
1138492781
12
Duodecimal
279341ba5
16
Hexadecimal
43dc056d
20
Vigesimal
hffbbj1
36
Base36
ittunh
md5
4f8a7836d37401ef40d3b5b914d2f8c0
sha1
99e848386cf2e45961956b04789f675bfd7bbfdc
sha256
5262e201b71a54f6280541462f8151c7c3aa4d64d2b5b7c790dbb5587b4cdbb8
sha512
1577f2f86ddb670b91f932a84aba5e7684ed3fbb3ec3c40fbcb3329e068201aa918ada77243e56d5bb3310e0ead4c00f46b1f95f82093a08506baf7aacc7b294
ripemd-160
282086394f508f5714a4e0e1381ec1bc49c3460c
Diameter
2276985562
Circumference
7153361113.9092
Area
4.0720249940359E+18
Volume
6.1812947463486E+27
Surface area
1.6288099976144E+19
Circumference
7153361113.9092
Perimeter
4553971124
Area
1296165812389113961
Diagonal
1610071931.5541
Surface area
7776994874334683766
Volume
1.475675420384E+27
Space diagonal
1971927340.7424
Perimeter
3415478343
Area
5.6125626052293E+17
Altitude
985963670.37119
Surface area
5.6125626052293E+17
Volume
1.7391001609731E+26
Height
536690643.85135