155479930 is an even 9-digits composite number following 155479929
and preceding 155479931 . In scientific notation, it is written as 1.55479930 × 10^8.
The sum of its digits is 43. It has a total of 4 prime factors and 16 positive divisors.
There are 61737472 positive integers (up to 155479930) that are relatively prime to 155479930.
155479930 has 16 divisors, whose sum is 281909160
The reverse of 155479930 is 039974551
Previous prime number is 137
Is Prime? no Number parity even Number length 9 Sum of Digits 43 Digital Root 7
Name
one hundred fifty-five million four hundred seventy-nine thousand nine hundred thirty
Scientific notation
1.55479930 × 10^8
Engineering notation
1.55479930 × 10^6
Prime Factorization
2 × 5 × 137 × 113489
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
155479930 Product of the distinct prime numbers
The prime factorization of 155479930 is 2 × 5 × 137 × 113489.
Since it has a total of 4 prime factors.
8 , 7 , 22 , 21 , 593 , 334 , 7784 , 6276 , 91609 , 83243 , 334678 , 205355 , 4599410 , 5123027 , 54865781 , 58807312 , 59523243 , 899138695 , 4225814743 , 4919616142
n×2
310959860
n×3
466439790
n×4
621919720
n×5
777399650
n÷2
77739965
n÷3
51826643.333333
n÷3
38869982.5
n÷5
31095986
n2
24174008632804900
n3
3.7585731700479E+24
n4
5.8438269337893E+32
n5
9.0859780259767E+40
2 √n12469.159153688
3 √n537.72237994885
4 √n111.66538923806
5 √n43.484538700703
1 , 2 , 5 , 10 , 137 , 274 , 685 , 1370 , 113489 , 226978 , 567445 , 1134890 , 15547993 , 31095986 , 77739965 , 155479930
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
-155479929 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 155479930 can be divided by 16 positive divisors.
The sum of these divisors (counting 155479930) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001010001000110111101111010
3
Ternary
101211120012100221
4
Quaternary
21101012331322
5
Quinary
304300324210
6
Senary
23232250254
8
Octal
1121067572
10
Decimal
155479930
12
Duodecimal
440a098a
16
Hexadecimal
9446f7a
20
Vigesimal
28bejga
36
Base36
2kkh2y
md5
f82bbf4dd99c4f6f771c44ea4a2fea4d
sha1
d2099ebafd05f65e7343f136b9075ff66ce822bf
sha256
7d84ee2f1fdd93853a354a716a2363d2f50d862f011cbdaab7dbe28559fe8874
sha512
ede6a8a538e42f94e90c18d3234648481efcaaa94263548c2ed927b77c9233106d73bc250f654a39a3c2721bddbf8944c30b1d4fe662303b53ea6ce6bd1f2d49
ripemd-160
8fa4568ca076d730fb1f8c3954d3cad7e3bc1afd
Diameter
310959860
Circumference
976909211.73731
Area
7.5944887928636E+16
Volume
1.574387447867E+25
Surface area
3.0377955171454E+17
Circumference
976909211.73731
Perimeter
621919720
Area
24174008632804900
Diagonal
219881825.68282
Surface area
145044051796829400
Volume
3.7585731700479E+24
Space diagonal
269299138.31725
Perimeter
466439790
Area
1.0467652793657E+16
Altitude
134649569.15863
Surface area
1.0467652793657E+16
Volume
4.4295209602112E+23
Height
73293941.894273