155129997 is an odd 9-digits composite number following 155129996
and preceding 155129998 . In scientific notation, it is written as 1.55129997 × 10^8.
The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors.
There are 93928320 positive integers (up to 155129997) that are relatively prime to 155129997.
155129997 has 16 divisors, whose sum is 225859392
The reverse of 155129997 is 799921551
Previous prime number is 2837
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
one hundred fifty-five million one hundred twenty-nine thousand nine hundred ninety-seven
Scientific notation
1.55129997 × 10^8
Engineering notation
1.55129997 × 10^6
Prime Factorization
3 × 11 × 2837 × 1657
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
155129997
Product of the distinct prime numbers
The prime factorization of 155129997 is 3 × 11 × 2837 × 1657.
Since it has a total of 4 prime factors.
2 , 6 , 61 , 11 , 628 , 153 , 5714 , 9492 , 56758 , 15439 , 479836 , 222630 , 643086 , 8089503 , 53057820 , 31177491 , 649959281 , 528268256 , 5438624404 , 45113521
n×2
310259994
n×3
465389991
n×4
620519988
n×5
775649985
n÷2
77564998.5
n÷3
51709999
n÷3
38782499.25
n÷5
31025999.4
n2
24065315969220009
n3
3.7332523941092E+24
n4
5.791394326984E+32
n5
8.9841898457084E+40
2 √n
12455.119308943
3 √n
537.31866621535
4 √n
111.60250583631
5 √n
43.464947242621
1 , 3 , 11 , 33 , 1657 , 2837 , 4971 , 8511 , 18227 , 31207 , 54681 , 93621 , 4700909 , 14102727 , 51709999 , 155129997
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
-155129996
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 155129997 can be divided by 16 positive divisors.
The sum of these divisors (counting 155129997) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001001111110001100010001101
3
Ternary
101210220102100110
4
Quaternary
21033301202031
5
Quinary
304203124442
6
Senary
23220550233
8
Octal
1117614215
10
Decimal
155129997
12
Duodecimal
43b52379
16
Hexadecimal
93f188d
20
Vigesimal
289b4jh
36
Base36
2kcz2l
md5
f7d70f530a0a80ea77856b9be801185b
sha1
bac3116c74ce3fab0d0e86ba142bced42b01426f
sha256
444b62699c22df657cf2be422c1dd34ef74348e038ac07ee833b4574d719f26d
sha512
1a783debf666b953428640d9bc1f00156b895cd2a3b655d5fd04a028911f36f03173dffce6c6aab52f11bb316098f58bf495d3965d2b9eab88e3d45ba1b62e34
ripemd-160
521315498cfc3ed21aeda7d6acaf9cf184ea03db
Diameter
310259994
Circumference
974710517.85321
Area
7.5603419855219E+16
Volume
1.563781106044E+25
Surface area
3.0241367942087E+17
Circumference
974710517.85321
Perimeter
620519988
Area
24065315969220009
Diagonal
219386945.6883
Surface area
144391895815320054
Volume
3.7332523941092E+24
Space diagonal
268693036.58201
Perimeter
465389991
Area
1.0420587489722E+16
Altitude
134346518.291
Surface area
1.0420587489722E+16
Volume
4.3996801395925E+23
Height
73128981.896099