388673985 is an odd 9-digits composite number following 388673984
and preceding 388673986 . In scientific notation, it is written as 3.88673985 × 10^8.
The sum of its digits is 57. It has a total of 3 prime factors and 8 positive divisors.
There are 177490368 positive integers (up to 388673985) that are relatively prime to 388673985.
388673985 has 8 divisors, whose sum is 392793600
The reverse of 388673985 is 589376883
Previous prime number is 1543
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 57
Digital Root 3
Name
three hundred eighty-eight million six hundred seventy-three thousand nine hundred eighty-five
Scientific notation
3.88673985 × 10^8
Engineering notation
3.88673985 × 10^6
Prime Factorization
105 × 1543 × 2399
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
388673985
Product of the distinct prime numbers
The prime factorization of 388673985 is 105 × 1543 × 2399.
Since it has a total of 3 prime factors.
9 , 10 , 67 , 20 , 559 , 736 , 2145 , 5423 , 59020 , 66216 , 807258 , 255753 , 8103425 , 9033027 , 32082460 , 83804620 , 824939138 , 199944629 , 8647842164 , 521023558
n×2
777347970
n×3
1166021955
n×4
1554695940
n×5
1943369925
n÷2
194336992.5
n÷3
129557995
n÷3
97168496.25
n÷5
77734797
n2
151067466615780225
n3
5.871599425341E+25
n4
2.282137946971E+34
n5
8.8700765016893E+42
2 √n
19714.816382609
3 √n
729.7853782029
4 √n
140.40945973334
5 √n
52.229647481274
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
-388673984
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 388673985 can be divided by 8 positive divisors.
The sum of these divisors (counting 388673985) is 1, the average is 0.125.
Base
System
Value
2
Binary
10111001010101011000111000001
3
Ternary
1000002100200110210
4
Quaternary
113022223013001
5
Quinary
1244000031420
6
Senary
102322344333
8
Octal
2712530701
10
Decimal
388673985
12
Duodecimal
aa1bb0a9
16
Hexadecimal
172ab1c1
20
Vigesimal
61944j5
36
Base36
6femrl
md5
19f0e73aea5d3e480e0bcb603c0d2b63
sha1
ad96d0fc974c4cd6ffe8aa62304c58e62e9d978b
sha256
eb9a949888e452c06097943196ce52b9c12404c65d654f572e37e7c436406b93
sha512
c4c6f19aff045b6e8a60ae910c4ecda860ea522fe01f2763c5abd20dee3c1ca3005d029475cadf71d846e9d91f26513c1a38e923cafcad01ffe395e9054cbe37
ripemd-160
404be65f4e56d3c2a5d9b80a78ee4cb231187101
Diameter
777347970
Circumference
2442110671.8349
Area
4.7459244331656E+17
Volume
2.4594898159298E+26
Surface area
1.8983697732662E+18
Circumference
2442110671.8349
Perimeter
1554695940
Area
151067466615780225
Diagonal
549668020.9286
Surface area
906404799694681350
Volume
5.871599425341E+25
Space diagonal
673203089.60026
Perimeter
1166021955
Area
6.5414131887312E+16
Altitude
336601544.80013
Surface area
6.5414131887312E+16
Volume
6.9197462834494E+24
Height
183222673.64287