385945581 is an odd 9-digits composite number following 385945580
and preceding 385945582 . In scientific notation, it is written as 3.85945581 × 10^8.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 219078000 positive integers (up to 385945581) that are relatively prime to 385945581.
385945581 has 8 divisors, whose sum is 407004928
The reverse of 385945581 is 185549583
Previous prime number is 151
Is Prime? no Number parity odd Number length 9 Sum of Digits 48 Digital Root 3
Name
three hundred eighty-five million nine hundred forty-five thousand five hundred eighty-one
Scientific notation
3.85945581 × 10^8
Engineering notation
3.85945581 × 10^6
Prime Factorization
21 × 151 × 121711
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
385945581 Product of the distinct prime numbers
The prime factorization of 385945581 is 21 × 151 × 121711.
Since it has a total of 3 prime factors.
9 , 9 , 18 , 71 , 262 , 600 , 2208 , 614 , 57088 , 91068 , 939935 , 369032 , 5111692 , 8571021 , 2731682 , 33573095 , 386229570 , 585424872 , 964860735 , 8050199596
n×2
771891162
n×3
1157836743
n×4
1543782324
n×5
1929727905
n÷2
192972790.5
n÷3
128648527
n÷3
96486395.25
n÷5
77189116.2
n2
148953991493427561
n3
5.74881347892E+25
n4
2.2187291581824E+34
n5
8.5630871403635E+42
2 √n19645.497728487
3 √n728.0737236905
4 √n140.16239769812
5 √n52.156112634329
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
-385945580 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 385945581 can be divided by 8 positive divisors.
The sum of these divisors (counting 385945581) is 1, the average is 0.125.
Base
System
Value
2
Binary
10111000000010000111111101101
3
Ternary
222220020001210210
4
Quaternary
113000100333231
5
Quinary
1242300224311
6
Senary
102144053033
8
Octal
2700207755
10
Decimal
385945581
12
Duodecimal
a9304179
16
Hexadecimal
17010fed
20
Vigesimal
60c33j1
36
Base36
6ds5il
md5
3cf5903bc627f6110b3cbb0c6bb97131
sha1
fcd49c218dd64c3a70144b574b29ecfa2532614d
sha256
85e00f04083c8bbaa12cf2c0ac9032451d0e2ccce6de58d13d4551d5642587c1
sha512
0521810816a3733763c6336ab61cbd1912eadedf0c8c8977be2c9b895a9c3e48a40941e6ac2b87069d6ec2d43a95968241062395ecf0e9e9b08364fd29cd511d
ripemd-160
10746bc2da0e13d3df6fbace53a2acd438235878
Diameter
771891162
Circumference
2424967603.9101
Area
4.6795276539863E+17
Volume
2.4080573589644E+26
Surface area
1.8718110615945E+18
Circumference
2424967603.9101
Perimeter
1543782324
Area
148953991493427561
Diagonal
545809474.98816
Surface area
893723948960565366
Volume
5.74881347892E+25
Space diagonal
668477355.24869
Perimeter
1157836743
Area
6.44989703142E+16
Altitude
334238677.62434
Surface area
6.44989703142E+16
Volume
6.7750416578683E+24
Height
181936491.66272