389905165 is an odd 9-digits composite number following 389905164
and preceding 389905166 . In scientific notation, it is written as 3.89905165 × 10^8.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 287929920 positive integers (up to 389905165) that are relatively prime to 389905165.
389905165 has 8 divisors, whose sum is 503877528
The reverse of 389905165 is 561509983
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 46
Digital Root 1
Name
three hundred eighty-nine million nine hundred five thousand one hundred sixty-five
Scientific notation
3.89905165 × 10^8
Engineering notation
3.89905165 × 10^6
Prime Factorization
5 × 13 × 5998541
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
389905165
Product of the distinct prime numbers
The prime factorization of 389905165 is 5 × 13 × 5998541.
Since it has a total of 3 prime factors.
6 , 5 , 28 , 3 , 803 , 94 , 9421 , 7923 , 12807 , 3603 , 86611 , 430010 , 4409353 , 3757400 , 90534373 , 68504722 , 396712938 , 466763993 , 9389719514 , 1488034965
n×2
779810330
n×3
1169715495
n×4
1559620660
n×5
1949525825
n÷2
194952582.5
n÷3
129968388.33333
n÷3
97476291.25
n÷5
77981033
n2
152026037693677225
n3
5.9275737311249E+25
n4
2.3111916136839E+34
n5
9.0114554748005E+42
2 √n
19746.016433701
3 √n
730.55513225286
4 √n
140.52051961796
5 √n
52.262694599134
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
-389905164
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 389905165 can be divided by 8 positive divisors.
The sum of these divisors (counting 389905165) is 1, the average is 0.125.
Base
System
Value
2
Binary
10111001111010111101100001101
3
Ternary
1000011200020100001
4
Quaternary
113033113230031
5
Quinary
1244303431130
6
Senary
102405004301
8
Octal
2717275415
10
Decimal
389905165
12
Duodecimal
aa6b3691
16
Hexadecimal
173d7b0d
20
Vigesimal
61gi2i5
36
Base36
6g50r1
md5
5489497b001fa5ca3e4f7704bd393776
sha1
b3ac55a204c7b2a70460e3e1339767e742b9d8a7
sha256
3ce35d002dcb0668b52886e1b281ed72bebae7bbc4bab53755b180e35e818fa4
sha512
787ff3334be67b4b243f58519e84e4d60153cbdb4b528d077578d6fe4f9214e41497df66c2ca14b76377090bd717717a576d81fd1fb335bf9259e7dffe567c4e
ripemd-160
a48bdb79cda3a684a217759d7247a4c4fc9cc89a
Diameter
779810330
Circumference
2449846403.9214
Area
4.7760388317282E+17
Volume
2.4829362783085E+26
Surface area
1.9104155326913E+18
Circumference
2449846403.9214
Perimeter
1559620660
Area
152026037693677225
Diagonal
551409172.38232
Surface area
912156226162063350
Volume
5.9275737311249E+25
Space diagonal
675335555.91353
Perimeter
1169715495
Area
6.5829205339708E+16
Altitude
337667777.95676
Surface area
6.5829205339708E+16
Volume
6.9857126354362E+24
Height
183803057.46077