138045243 is an odd 9-digits composite number following 138045242
and preceding 138045244 . In scientific notation, it is written as 1.38045243 × 10^8.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 78882984 positive integers (up to 138045243) that are relatively prime to 138045243.
138045243 has 4 divisors, whose sum is 144618848
The reverse of 138045243 is 342540831
Previous prime number is 21
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 30
Digital Root 3
Name
one hundred thirty-eight million forty-five thousand two hundred forty-three
Scientific notation
1.38045243 × 10^8
Engineering notation
1.38045243 × 10^6
Prime Factorization
21 × 6573583
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
138045243
Product of the distinct prime numbers
The prime factorization of 138045243 is 21 × 6573583.
Since it has a total of 2 prime factors.
1 , 6 , 61 , 15 , 622 , 310 , 2623 , 9439 , 2625 , 22348 , 295865 , 656696 , 4883077 , 6176956 , 424698 , 31433893 , 230085351 , 432488370 , 153677424 , 3911387204
n×2
276090486
n×3
414135729
n×4
552180972
n×5
690226215
n÷2
69022621.5
n÷3
46015081
n÷3
34511310.75
n÷5
27609048.6
n2
19056489114929049
n3
2.6306576705972E+24
n4
3.6314977738741E+32
n5
5.0131099264841E+40
2 √n
11749.265636626
3 √n
516.82139248504
4 √n
108.39402952481
5 √n
42.46237575307
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
-138045242
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 138045243 can be divided by 4 positive divisors.
The sum of these divisors (counting 138045243) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000001110100110011100111011
3
Ternary
100121202102110210
4
Quaternary
20032212130323
5
Quinary
240314421433
6
Senary
21410442203
8
Octal
1016463473
10
Decimal
138045243
12
Duodecimal
3a293363
16
Hexadecimal
83a673b
20
Vigesimal
232fd23
36
Base36
2a6se3
md5
4163a140ee197d1722aa9b008d37e3f5
sha1
e12a7abf07e44760bc95e6c922342325ce24540f
sha256
c750ee8905869281b22fe11a548555134dbb0343295536465a34c2e17647c852
sha512
06a3dac2f266d040d1202c0c6015a3d931fd7d73fb74bc90cb8b6e9c9d3dbdb03b44922b51f99756f8a9e935cfc8e3256f877eccdb8501b7e1c71eaaddabf43b
ripemd-160
4a1c9463a1370d5aadd3acfbbeb8455dda9f1096
Diameter
276090486
Circumference
867363842.54364
Area
5.9867726206675E+16
Volume
1.1019273082744E+25
Surface area
2.394709048267E+17
Circumference
867363842.54364
Perimeter
552180972
Area
19056489114929049
Diagonal
195225454.87169
Surface area
114338934689574294
Volume
2.6306576705972E+24
Space diagonal
239101374.61919
Perimeter
414135729
Area
8.2517018402351E+15
Altitude
119550687.3096
Surface area
8.2517018402351E+15
Volume
3.1002597964329E+23
Height
65075151.623897