163985305 is an odd 9-digits composite number following 163985304
and preceding 163985306 . In scientific notation, it is written as 1.63985305 × 10^8.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 119262000 positive integers (up to 163985305) that are relatively prime to 163985305.
163985305 has 8 divisors, whose sum is 214671744
The reverse of 163985305 is 503589361
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred sixty-three million nine hundred eighty-five thousand three hundred five
Scientific notation
1.63985305 × 10^8
Engineering notation
1.63985305 × 10^6
Prime Factorization
5 × 11 × 2981551
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
163985305
Product of the distinct prime numbers
The prime factorization of 163985305 is 5 × 11 × 2981551.
Since it has a total of 3 prime factors.
3 , 6 , 19 , 41 , 29 , 84 , 735 , 4886 , 10608 , 67056 , 402401 , 294390 , 7843688 , 2417176 , 13207772 , 11650044 , 571018098 , 706445521 , 6851456072 , 2867833025
n×2
327970610
n×3
491955915
n×4
655941220
n×5
819926525
n÷2
81992652.5
n÷3
54661768.333333
n÷3
40996326.25
n÷5
32797061
n2
26891180255943025
n3
4.4097583960808E+24
n4
7.2313557555762E+32
n5
1.1858360791417E+41
2 √n
12805.674718655
3 √n
547.35401819568
4 √n
113.16216116112
5 √n
43.950213223585
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
-163985304
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 163985305 can be divided by 8 positive divisors.
The sum of these divisors (counting 163985305) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110001100011011110011001
3
Ternary
102102120022112211
4
Quaternary
21301203132121
5
Quinary
313440012210
6
Senary
24134435121
8
Octal
1161433631
10
Decimal
163985305
12
Duodecimal
46b02aa1
16
Hexadecimal
9c63799
20
Vigesimal
2b4i355
36
Base36
2pmrvd
md5
d05dcb2cad0ed8d68d6dfe47eb476573
sha1
a2cb0ccc4d2da092de9855a3bbc0a02b3478746d
sha256
38c3f35c48ca44a7706c1e200fc75d6c2c7dc7fdbf6304a2c47975865cc78aa9
sha512
2a7c4d532ca9a42bb12ab578476f88e2a8bb12817c4688fc82ee4a0ac6e4f40662da6e8d7610edc57f5c0471656d6f6b675531d5624cc186d71b3d291778c459
ripemd-160
720dd2ee446ce1d864104ba5b6679b25ac819d6e
Diameter
327970610
Circumference
1030350058.9694
Area
8.448113433843E+16
Volume
1.8471552774978E+25
Surface area
3.3792453735372E+17
Circumference
1030350058.9694
Perimeter
655941220
Area
26891180255943025
Diagonal
231910242.36089
Surface area
161347081535658150
Volume
4.4097583960808E+24
Space diagonal
284030879.95468
Perimeter
491955915
Area
1.1644222619697E+16
Altitude
142015439.97734
Surface area
1.1644222619697E+16
Volume
5.1969501087717E+23
Height
77303414.120296