155042015 is an odd 9-digits composite number following 155042014
and preceding 155042016 . In scientific notation, it is written as 1.55042015 × 10^8.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 124033608 positive integers (up to 155042015) that are relatively prime to 155042015.
155042015 has 4 divisors, whose sum is 186050424
The reverse of 155042015 is 510240551
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 23
Digital Root 5
Name
one hundred fifty-five million forty-two thousand fifteen
Scientific notation
1.55042015 × 10^8
Engineering notation
1.55042015 × 10^6
Prime Factorization
5 × 31008403
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
155042015
Product of the distinct prime numbers
The prime factorization of 155042015 is 5 × 31008403.
Since it has a total of 2 prime factors.
10 , 2 , 53 , 23 , 672 , 453 , 7388 , 9308 , 15193 , 15459 , 998713 , 156367 , 1294396 , 5526556 , 61053069 , 47418050 , 910608266 , 564743379 , 7161772093 , 765128321
n×2
310084030
n×3
465126045
n×4
620168060
n×5
775210075
n÷2
77521007.5
n÷3
51680671.666667
n÷3
38760503.75
n÷5
31008403
n2
24038026415260225
n3
3.7269040520452E+24
n4
5.7782671394075E+32
n5
8.9587418050202E+40
2 √n
12451.586846663
3 √n
537.21706688609
4 √n
111.58667862547
5 √n
43.460015893559
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
-155042014
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 155042015 can be divided by 4 positive divisors.
The sum of these divisors (counting 155042015) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001001111011100000011011111
3
Ternary
101210201221122212
4
Quaternary
21033130003133
5
Quinary
304142321030
6
Senary
23215031035
8
Octal
1117340337
10
Decimal
155042015
12
Duodecimal
43b0b47b
16
Hexadecimal
93dc0df
20
Vigesimal
289050f
36
Base36
2kb36n
md5
d96238153f6c6457f23b58f033b9f0c8
sha1
5a9cfc66bb73382d6c5dd9456b35fa94248d65b0
sha256
7f6dcf4d7e9f0a87fbf08c5aafed5b0859394352eb9585286d68a5413ee5705e
sha512
4d478a5b37df10c10cad0a631c722a673b855db1c806137caca0e349ca18b1bc3b57029363d6c24dde37408c91bdf6a0847395dcfee5647f690b2237f2b69e82
ripemd-160
ec64c7351a9c40e9052d2198772baf4cb0243e8e
Diameter
310084030
Circumference
974157710.64352
Area
7.5517687192979E+16
Volume
1.5611219187386E+25
Surface area
3.0207074877192E+17
Circumference
974157710.64352
Perimeter
620168060
Area
24038026415260225
Diagonal
219262520.35065
Surface area
144228158491561350
Volume
3.7269040520452E+24
Space diagonal
268540647.28786
Perimeter
465126045
Area
1.0408770766228E+16
Altitude
134270323.64393
Surface area
1.0408770766228E+16
Volume
4.3921985467213E+23
Height
73087506.783551