389439394 is an even 9-digits composite number following 389439393
and preceding 389439395 . In scientific notation, it is written as 3.89439394 × 10^8.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 194647140 positive integers (up to 389439394) that are relatively prime to 389439394.
389439394 has 8 divisors, whose sum is 584376768
The reverse of 389439394 is 493934983
Previous prime number is 2791
Is Prime? no
Number parity even
Number length 9
Sum of Digits 52
Digital Root 7
Name
three hundred eighty-nine million four hundred thirty-nine thousand three hundred ninety-four
Scientific notation
3.89439394 × 10^8
Engineering notation
3.89439394 × 10^6
Prime Factorization
2 × 2791 × 69767
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
389439394
Product of the distinct prime numbers
The prime factorization of 389439394 is 2 × 2791 × 69767.
Since it has a total of 3 prime factors.
4 , 5 , 74 , 28 , 716 , 816 , 7974 , 5117 , 56819 , 92069 , 287342 , 804008 , 5110767 , 8941261 , 98854937 , 50933786 , 395141267 , 240892145 , 7265388085 , 2781213139
n×2
778878788
n×3
1168318182
n×4
1557757576
n×5
1947196970
n÷2
194719697
n÷3
129813131.33333
n÷3
97359848.5
n÷5
77887878.8
n2
151663041599087236
n3
5.9063563012545E+25
n4
2.3001678187086E+34
n5
8.957759614162E+42
2 √n
19734.218859636
3 √n
730.26411535243
4 √n
140.4785352274
5 √n
52.250202285818
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
-389439393
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 389439394 can be divided by 8 positive divisors.
The sum of these divisors (counting 389439394) is 1, the average is 0.125.
Base
System
Value
2
Binary
10111001101100101111110100010
3
Ternary
1000010210120102021
4
Quaternary
113031211332202
5
Quinary
1244144030034
6
Senary
102351012054
8
Octal
2715457642
10
Decimal
389439394
12
Duodecimal
aa50a02a
16
Hexadecimal
17365fa2
20
Vigesimal
61dji9e
36
Base36
6fv1cy
md5
e14f1cf28a7b2ee2846cd4dc70a371a8
sha1
cb9bc93bcfb31b64b7ab15452bdc6d636d39140f
sha256
10c8e066d0e6f74b07ced9b81b5c2f81331a624483c4f7164e0cc5ca779a4ba3
sha512
6c53e600b96c463ca6094aee2d056bc55a763acbe3363e3e1bceb8d4e72be27feddd99def11bba1a41407b1cf15fb2f482563cc646a454049f31df0819ba2404
ripemd-160
5bab97e49ada1a5bcf108b1ec92dd99d79ed6a9a
Diameter
778878788
Circumference
2446919878.4177
Area
4.7646349730878E+17
Volume
2.4740487420673E+26
Surface area
1.9058539892351E+18
Circumference
2446919878.4177
Perimeter
1557757576
Area
151663041599087236
Diagonal
550750472.71716
Surface area
909978249594523416
Volume
5.9063563012545E+25
Space diagonal
674528816.87683
Perimeter
1168318182
Area
6.5672023420013E+16
Altitude
337264408.43842
Surface area
6.5672023420013E+16
Volume
6.960707654535E+24
Height
183583490.90572