127838145 is an odd 9-digits composite number following 127838144
and preceding 127838146 . In scientific notation, it is written as 1.27838145 × 10^8.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 66337344 positive integers (up to 127838145) that are relatively prime to 127838145.
127838145 has 16 divisors, whose sum is 210070080
The reverse of 127838145 is 541838721
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
one hundred twenty-seven million eight hundred thirty-eight thousand one hundred forty-five
Scientific notation
1.27838145 × 10^8
Engineering notation
1.27838145 × 10^6
Prime Factorization
3 × 5 × 37 × 230339
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
127838145
Product of the distinct prime numbers
The prime factorization of 127838145 is 3 × 5 × 37 × 230339.
Since it has a total of 4 prime factors.
5 , 4 , 15 , 98 , 735 , 830 , 5703 , 1441 , 68707 , 99548 , 819012 , 522908 , 172667 , 7944510 , 58689838 , 41397888 , 105169756 , 656138214 , 4384510126 , 809267436
n×2
255676290
n×3
383514435
n×4
511352580
n×5
639190725
n÷2
63919072.5
n÷3
42612715
n÷3
31959536.25
n÷5
25567629
n2
16342591317041025
n3
2.0892065584636E+24
n4
2.6708029095582E+32
n5
3.4143048961853E+40
2 √n
11306.553188306
3 √n
503.75590898335
4 √n
106.33227726474
5 √n
41.814999125097
1 , 3 , 5 , 15 , 37 , 111 , 185 , 555 , 230339 , 691017 , 1151695 , 3455085 , 8522543 , 25567629 , 42612715 , 127838145
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-127838144
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 127838145 can be divided by 16 positive divisors.
The sum of these divisors (counting 127838145) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111100111101010011111000001
3
Ternary
22220112211222010
4
Quaternary
13213222133001
5
Quinary
230211310040
6
Senary
20404003133
8
Octal
747523701
10
Decimal
127838145
12
Duodecimal
369904a9
16
Hexadecimal
79ea7c1
20
Vigesimal
1jijf75
36
Base36
2440jl
md5
9da731c8eceb778124c05ff9f697c47a
sha1
004cd6b533770adaa8b4b9ec93be0f37f8bcb4d3
sha256
2366a51175fb887d568fb88421f625807c434f8622806c6bf413feec0f5400eb
sha512
9e982640d3b7d49a670a12176f2c7735e3413e83de418d3b95f32e37a3bec672fbfedfb59f709280dd40ac9fa65365874e13270dd7bd3dda7dc61d9f6982d52c
ripemd-160
f5af101431f88dfbb4a9b99b406c1ea68802ca2b
Diameter
255676290
Circumference
803230754.36109
Area
5.1341764822236E+16
Volume
8.7512479678679E+24
Surface area
2.0536705928895E+17
Circumference
803230754.36109
Perimeter
511352580
Area
16342591317041025
Diagonal
180790438.44762
Surface area
98055547902246150
Volume
2.0892065584636E+24
Space diagonal
221422162.28536
Perimeter
383514435
Area
7.0765496221123E+15
Altitude
110711081.14268
Surface area
7.0765496221123E+15
Volume
2.4621535413151E+23
Height
60263479.482539