155138575 is an odd 9-digits composite number following 155138574
and preceding 155138576 . In scientific notation, it is written as 1.55138575 × 10^8.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 124110840 positive integers (up to 155138575) that are relatively prime to 155138575.
155138575 has 4 divisors, whose sum is 161344144
The reverse of 155138575 is 575831551
Previous prime number is 25
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred fifty-five million one hundred thirty-eight thousand five hundred seventy-five
Scientific notation
1.55138575 × 10^8
Engineering notation
1.55138575 × 10^6
Prime Factorization
25 × 6205543
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
155138575
Product of the distinct prime numbers
The prime factorization of 155138575 is 25 × 6205543.
Since it has a total of 2 prime factors.
10 , 2 , 44 , 95 , 100 , 240 , 4576 , 6892 , 60207 , 24077 , 276071 , 875943 , 8090412 , 3359675 , 25511649 , 5836424 , 770098898 , 257290135 , 2150686471 , 1424984281
n×2
310277150
n×3
465415725
n×4
620554300
n×5
775692875
n÷2
77569287.5
n÷3
51712858.333333
n÷3
38784643.75
n÷5
31027715
n2
24067977453030625
n3
3.7338717251953E+24
n4
5.7926753867959E+32
n5
8.9866740494509E+40
2 √n
12455.463660579
3 √n
537.32856981159
4 √n
111.60404858507
5 √n
43.465427915706
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
-155138574
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 155138575 can be divided by 4 positive divisors.
The sum of these divisors (counting 155138575) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001001111110011101000001111
3
Ternary
101210220212010011
4
Quaternary
21033303220033
5
Quinary
304203413300
6
Senary
23221054051
8
Octal
1117635017
10
Decimal
155138575
12
Duodecimal
43b57327
16
Hexadecimal
93f3a0f
20
Vigesimal
289c68f
36
Base36
2kd5ov
md5
877b4002bee2cda0b371c0bb3b05922b
sha1
5fb1a24ed27e42c9195565513dab571234af946f
sha256
e90a85fc82692b362d030ce6f689e52699770e1fdd696c2fd81664af45f63b9b
sha512
c4ce3da5c568f67a0d0fac57e6a45a854b943fa0b3a53657404a8f117b6155348e71a6fc6e10f12bc982e36d5fd5f0a9239e3f32369c88bb32a654dad1a5d931
ripemd-160
1123373b8f3ef31c2527bd4fd4085f833cb7e57f
Diameter
310277150
Circumference
974764415.01678
Area
7.5611781153206E+16
Volume
1.5640405308427E+25
Surface area
3.0244712461282E+17
Circumference
974764415.01678
Perimeter
620554300
Area
24067977453030625
Diagonal
219399076.81224
Surface area
144407864718183750
Volume
3.7338717251953E+24
Space diagonal
268707894.11383
Perimeter
465415725
Area
1.0421739946018E+16
Altitude
134353947.05692
Surface area
1.0421739946018E+16
Volume
4.4004100282772E+23
Height
73133025.604079