155332989 is an odd 9-digits composite number following 155332988
and preceding 155332990 . In scientific notation, it is written as 1.55332989 × 10^8.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 88761456 positive integers (up to 155332989) that are relatively prime to 155332989.
155332989 has 8 divisors, whose sum is 176115000
The reverse of 155332989 is 989233551
Previous prime number is 49
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred fifty-five million three hundred thirty-two thousand nine hundred eighty-nine
Scientific notation
1.55332989 × 10^8
Engineering notation
1.55332989 × 10^6
Prime Factorization
9 × 49 × 352229
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
155332989
Product of the distinct prime numbers
The prime factorization of 155332989 is 9 × 49 × 352229.
Since it has a total of 3 prime factors.
3 , 8 , 43 , 51 , 624 , 308 , 2099 , 7176 , 63073 , 63531 , 296305 , 9529 , 222144 , 9177446 , 42890505 , 57957753 , 670551129 , 388814471 , 8289919345 , 2777586838
n×2
310665978
n×3
465998967
n×4
621331956
n×5
776664945
n÷2
77666494.5
n÷3
51777663
n÷3
38833247.25
n÷5
31066597.8
n2
24128337471674121
n3
3.7479267790758E+24
n4
5.8217666914699E+32
n5
9.0431242144667E+40
2 √n
12463.265583305
3 √n
537.55292963531
4 √n
111.63899669607
5 √n
43.476316316671
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-155332988
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 155332989 can be divided by 8 positive divisors.
The sum of these divisors (counting 155332989) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001010000100011000101111101
3
Ternary
101211021201210200
4
Quaternary
21100203011331
5
Quinary
304231123424
6
Senary
23225154113
8
Octal
1120430575
10
Decimal
155332989
12
Duodecimal
4402b939
16
Hexadecimal
942317d
20
Vigesimal
28agc99
36
Base36
2khbp9
md5
b2a0723f010cca2a6e0bc3276a32236d
sha1
cb77295746ae5c3ff52fe0ad0725a6652b166647
sha256
55b09cd94daf76fd319b76cf7916a6a591656a95625773add04bff103a3a72de
sha512
4ea4c4b0c7a014573c3798128876b862853e57a694a586b9ffe827eac0333e063a1ce6b9c62b5f6d5e9ab12b88141a3cc08cc4dbadacf705a4fbac604f251bef
ripemd-160
01353066718df1053ad0704b422b076677d9e5b6
Diameter
310665978
Circumference
975985954.20509
Area
7.5801407744347E+16
Volume
1.569927898045E+25
Surface area
3.0320563097739E+17
Circumference
975985954.20509
Perimeter
621331956
Area
24128337471674121
Diagonal
219674019.72775
Surface area
144770024830044726
Volume
3.7479267790758E+24
Space diagonal
269044629.03954
Perimeter
465998967
Area
1.0447876600777E+16
Altitude
134522314.51977
Surface area
1.0447876600777E+16
Volume
4.4169740681253E+23
Height
73224673.242584