389406965 is an odd 9-digits composite number following 389406964
and preceding 389406966 . In scientific notation, it is written as 3.89406965 × 10^8.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 301476240 positive integers (up to 389406965) that are relatively prime to 389406965.
389406965 has 8 divisors, whose sum is 482362368
The reverse of 389406965 is 569604983
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 50
Digital Root 5
Name
three hundred eighty-nine million four hundred six thousand nine hundred sixty-five
Scientific notation
3.89406965 × 10^8
Engineering notation
3.89406965 × 10^6
Prime Factorization
5 × 31 × 2512303
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
389406965
Product of the distinct prime numbers
The prime factorization of 389406965 is 5 × 31 × 2512303.
Since it has a total of 3 prime factors.
3 , 1 , 81 , 37 , 443 , 614 , 5731 , 6671 , 17566 , 54669 , 467560 , 577557 , 181331 , 7004499 , 34107268 , 7902702 , 72364363 , 788028243 , 2541279120 , 7735573172
n×2
778813930
n×3
1168220895
n×4
1557627860
n×5
1947034825
n÷2
194703482.5
n÷3
129802321.66667
n÷3
97351741.25
n÷5
77881393
n2
151637784390511225
n3
5.9048809398833E+25
n4
2.2994017654863E+34
n5
8.9540306281367E+42
2 √n
19733.397198658
3 √n
730.24384485358
4 √n
140.47561068975
5 √n
52.249332071722
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
-389406964
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 389406965 can be divided by 8 positive divisors.
The sum of these divisors (counting 389406965) is 1, the average is 0.125.
Base
System
Value
2
Binary
10111001101011110000011110101
3
Ternary
1000010201220221012
4
Quaternary
113031132003311
5
Quinary
1244142010330
6
Senary
102350202005
8
Octal
2715360365
10
Decimal
389406965
12
Duodecimal
aa4b3305
16
Hexadecimal
1735e0f5
20
Vigesimal
61dfh85
36
Base36
6fucc5
md5
47315ad546464d1fdeaaf5a03ad55fdc
sha1
99ed3a3a1998dd8ac8f9d717b0d21d6708636db8
sha256
80dfab5fc01529199c47e451fce29b8255186837bc4dc250a35680c061e30519
sha512
06fc1f95062c3537e1ce6abc47b867354220190759bc27e2acc55eb099e151311fb7d1cbc5193cd1811c1a844fb00ee8cb7f8021bb265801a31381ae5883537b
ripemd-160
b8623a2e605c5f51f2970b236462c1315744e2ce
Diameter
778813930
Circumference
2446716121.0014
Area
4.7638414944786E+17
Volume
2.4734307441413E+26
Surface area
1.9055365977915E+18
Circumference
2446716121.0014
Perimeter
1557627860
Area
151637784390511225
Diagonal
550704611.18555
Surface area
909826706343067350
Volume
5.9048809398833E+25
Space diagonal
674472648.2012
Perimeter
1168220895
Area
6.5661086727885E+16
Altitude
337236324.1006
Surface area
6.5661086727885E+16
Volume
6.9589689244845E+24
Height
183568203.72852