385215478 is an even 9-digits composite number following 385215477
and preceding 385215479 . In scientific notation, it is written as 3.85215478 × 10^8.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 177420160 positive integers (up to 385215478) that are relatively prime to 385215478.
385215478 has 8 divisors, whose sum is 578548800
The reverse of 385215478 is 874512583
Previous prime number is 799
Is Prime? no
Number parity even
Number length 9
Sum of Digits 43
Digital Root 7
Name
three hundred eighty-five million two hundred fifteen thousand four hundred seventy-eight
Scientific notation
3.85215478 × 10^8
Engineering notation
3.85215478 × 10^6
Prime Factorization
2 × 799 × 241061
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
385215478
Product of the distinct prime numbers
The prime factorization of 385215478 is 2 × 799 × 241061.
Since it has a total of 3 prime factors.
5 , 9 , 29 , 85 , 335 , 171 , 6821 , 6088 , 19528 , 28603 , 255003 , 658784 , 2103831 , 3723508 , 31667314 , 32765440 , 37711536 , 670667294 , 7129745403 , 2405877074
n×2
770430956
n×3
1155646434
n×4
1540861912
n×5
1926077390
n÷2
192607739
n÷3
128405159.33333
n÷3
96303869.5
n÷5
77043095.6
n2
148390964490768484
n3
5.7162496317192E+25
n4
2.2019878342501E+34
n5
8.4823979612082E+42
2 √n
19626.90699015
3 √n
727.61432873705
4 √n
140.09606343559
5 √n
52.136364678564
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
-385215477
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 385215478 can be divided by 8 positive divisors.
The sum of these divisors (counting 385215478) is 1, the average is 0.125.
Base
System
Value
2
Binary
10110111101011110101111110110
3
Ternary
222211211222021221
4
Quaternary
112331132233312
5
Quinary
1242103343403
6
Senary
102120300554
8
Octal
2675365766
10
Decimal
385215478
12
Duodecimal
a901175a
16
Hexadecimal
16f5ebf6
20
Vigesimal
607bidi
36
Base36
6dci5y
md5
e422c1ed34acf1f671fb94a285cab43c
sha1
da00bd654c91b977f096e6dc350517f1ce1e25f2
sha256
8de54eedfdaaed0c6b47d50a08940643f90ca1fc26bcec2f18a36b2ca3adc964
sha512
cb86e7e349782e1005c523679a0b4fd77a67c5665a93ef8b093e6f5800c90d36b689c446ec3585ccad5f5cdc9af11ddf2012b0d9a465ad137f0ac9a1301c4f02
ripemd-160
692a5386320bdab5bbac449dc73c1e26a9c14f94
Diameter
770430956
Circumference
2420380231.4678
Area
4.661839639033E+17
Volume
2.3944170465459E+26
Surface area
1.8647358556132E+18
Circumference
2420380231.4678
Perimeter
1540861912
Area
148390964490768484
Diagonal
544776953.42363
Surface area
890345786944610904
Volume
5.7162496317192E+25
Space diagonal
667212779.75793
Perimeter
1155646434
Area
6.425517247054E+16
Altitude
333606389.87897
Surface area
6.425517247054E+16
Volume
6.7366647959063E+24
Height
181592317.80788