389989405 is an odd 9-digits composite number following 389989404
and preceding 389989406 . In scientific notation, it is written as 3.89989405 × 10^8.
The sum of its digits is 55. It has a total of 4 prime factors and 16 positive divisors.
There are 286712640 positive integers (up to 389989405) that are relatively prime to 389989405.
389989405 has 16 divisors, whose sum is 506225664
The reverse of 389989405 is 504989983
Previous prime number is 227
Is Prime? no Number parity odd Number length 9 Sum of Digits 55 Digital Root 1
Name
three hundred eighty-nine million nine hundred eighty-nine thousand four hundred five
Scientific notation
3.89989405 × 10^8
Engineering notation
3.89989405 × 10^6
Prime Factorization
5 × 13 × 227 × 26431
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
389989405 Product of the distinct prime numbers
The prime factorization of 389989405 is 5 × 13 × 227 × 26431.
Since it has a total of 4 prime factors.
6 , 1 , 8 , 5 , 167 , 298 , 2673 , 8683 , 67024 , 7834 , 71797 , 166930 , 4692554 , 9578098 , 84323221 , 61498527 , 342047178 , 596789521 , 3216946230 , 8763451121
n×2
779978810
n×3
1169968215
n×4
1559957620
n×5
1949947025
n÷2
194994702.5
n÷3
129996468.33333
n÷3
97497351.25
n÷5
77997881
n2
152091736012254025
n3
5.9314165632836E+25
n4
2.3131896163221E+34
n5
9.0211944212164E+42
2 √n19748.14940697
3 √n730.60774122746
4 √n140.52810895678
5 √n52.264952701544
1 , 5 , 13 , 65 , 227 , 1135 , 2951 , 14755 , 26431 , 132155 , 343603 , 1718015 , 5999837 , 29999185 , 77997881 , 389989405
16 divisors
τ Total Divisors
16 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-389989404 Sum of the proper positive divisors of n
A Arithmetic Mean
0.0625 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
16 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 389989405 can be divided by 16 positive divisors.
The sum of these divisors (counting 389989405) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10111001111101100010000011101
3
Ternary
1000011211111220001
4
Quaternary
113033230100131
5
Quinary
1244314130110
6
Senary
102410454301
8
Octal
2717542035
10
Decimal
389989405
12
Duodecimal
aa734391
16
Hexadecimal
173ec41d
20
Vigesimal
61h8da5
36
Base36
6g6tr1
md5
9af9bf1c2da6050dd38dc71d55966af1
sha1
11713ed025a5daac05f3713c2631984e1565180a
sha256
50a1490d21eb961b2373ed69566e0e8cb8f8fcf32f951ff9a019372d9b996aa7
sha512
8523d9f78c962df48bdb09faf8070bd779348c78d72612e87e94e8701287f8cb0ac9ff3a8fbca4ad585dd39b77d5172f51827fc06fbd032c186c5249144c7ae8
ripemd-160
816581327f3db0a50e0dd93293017ebd031e5772
Diameter
779978810
Circumference
2450375699.4517
Area
4.7781028052782E+17
Volume
2.484545960079E+26
Surface area
1.9112411221113E+18
Circumference
2450375699.4517
Perimeter
1559957620
Area
152091736012254025
Diagonal
551528305.73281
Surface area
912550416073524150
Volume
5.9314165632836E+25
Space diagonal
675481463.87356
Perimeter
1169968215
Area
6.5857653546144E+16
Altitude
337740731.93678
Surface area
6.5857653546144E+16
Volume
6.9902414565667E+24
Height
183842768.5776