138965249 is an odd 9-digits composite number following 138965248
and preceding 138965250 . In scientific notation, it is written as 1.38965249 × 10^8.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 138894336 positive integers (up to 138965249) that are relatively prime to 138965249.
138965249 has 4 divisors, whose sum is 139036164
The reverse of 138965249 is 942569831
Previous prime number is 2017
Is Prime? no Number parity odd Number length 9 Sum of Digits 47 Digital Root 2
Name
one hundred thirty-eight million nine hundred sixty-five thousand two hundred forty-nine
Scientific notation
1.38965249 × 10^8
Engineering notation
1.38965249 × 10^6
Prime Factorization
2017 × 68897
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
138965249 Product of the distinct prime numbers
The prime factorization of 138965249 is 2017 × 68897.
Since it has a total of 2 prime factors.
7 , 6 , 97 , 24 , 597 , 875 , 4270 , 410 , 18372 , 56651 , 525501 , 307040 , 2456897 , 1115619 , 12394248 , 89092005 , 40364425 , 668981214 , 5153818295 , 482642891
n×2
277930498
n×3
416895747
n×4
555860996
n×5
694826245
n÷2
69482624.5
n÷3
46321749.666667
n÷3
34741312.25
n÷5
27793049.8
n2
19311340429632001
n3
2.6836052313276E+24
n4
3.7292786918914E+32
n5
5.1824014200908E+40
2 √n11788.352259752
3 √n517.96697438557
4 √n108.57417860501
5 √n42.518823787847
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
-138965248 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 138965249 can be divided by 4 positive divisors.
The sum of these divisors (counting 138965249) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000010010000111000100000001
3
Ternary
100200111011111002
4
Quaternary
20102013010001
5
Quinary
241033341444
6
Senary
21442301345
8
Octal
1022070401
10
Decimal
138965249
12
Duodecimal
3a657855
16
Hexadecimal
8487101
20
Vigesimal
238ad29
36
Base36
2aqi9t
md5
45be1a483a85591c7d09074aac8991a0
sha1
f96cfa67c8e2a7b286921e89aae608d18d0a95b1
sha256
280d673f472d45e2e4444b5b469fea096ddb254c9d1a9bd55c6657d90e985ec8
sha512
bd5eae8769abe9cc480d1eb0b86b68ee901725ee0a633ef6e9b35003cc5e8678ed9d13179889a90c8f04bf52310a28254234387690d2451000d78cbe243ef257
ripemd-160
8063facdd5d402b1b2c2ea32059551a0f763dc16
Diameter
277930498
Circumference
873144410.72535
Area
6.0668365224703E+16
Volume
1.1241059306498E+25
Surface area
2.4267346089881E+17
Circumference
873144410.72535
Perimeter
555860996
Area
19311340429632001
Diagonal
196526539.83435
Surface area
115868042577792006
Volume
2.6836052313276E+24
Space diagonal
240694871.75446
Perimeter
416895747
Area
8.3620556965954E+15
Altitude
120347435.87723
Surface area
8.3620556965954E+15
Volume
3.1626590951657E+23
Height
65508846.611451