389638465 is an odd 9-digits composite number following 389638464
and preceding 389638466 . In scientific notation, it is written as 3.89638465 × 10^8.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 311539200 positive integers (up to 389638465) that are relatively prime to 389638465.
389638465 has 8 divisors, whose sum is 467823528
The reverse of 389638465 is 564836983
Previous prime number is 1901
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 52
Digital Root 7
Name
three hundred eighty-nine million six hundred thirty-eight thousand four hundred sixty-five
Scientific notation
3.89638465 × 10^8
Engineering notation
3.89638465 × 10^6
Prime Factorization
5 × 1901 × 40993
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
389638465
Product of the distinct prime numbers
The prime factorization of 389638465 is 5 × 1901 × 40993.
Since it has a total of 3 prime factors.
8 , 3 , 54 , 5 , 476 , 982 , 6335 , 8384 , 27077 , 95756 , 169520 , 512192 , 319406 , 824789 , 41937796 , 63121549 , 410748087 , 134224668 , 1222606668 , 8380223918
n×2
779276930
n×3
1168915395
n×4
1558553860
n×5
1948192325
n÷2
194819232.5
n÷3
129879488.33333
n÷3
97409616.25
n÷5
77927693
n2
151818133407556225
n3
5.9154184460085E+25
n4
2.3048745631355E+34
n5
8.9806778679764E+42
2 √n
19739.262017614
3 √n
730.38852464989
4 √n
140.49648400445
5 √n
52.255542975047
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
-389638464
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 389638465 can be divided by 8 positive divisors.
The sum of these divisors (counting 389638465) is 1, the average is 0.125.
Base
System
Value
2
Binary
10111001110010110100101000001
3
Ternary
1000011011200111021
4
Quaternary
113032112211001
5
Quinary
1244221412330
6
Senary
102355145441
8
Octal
2716264501
10
Decimal
389638465
12
Duodecimal
aa5a5281
16
Hexadecimal
17396941
20
Vigesimal
61f4g35
36
Base36
6fzayp
md5
76016cfa20db7a773b814ddee1c64f2f
sha1
951109ab52a42572b2e80c94138183983bc26f4c
sha256
ac1191fbd711a1b9f40d5877cce5a0306d795350aa1bf63581c8e6f767826fd6
sha512
653ccf505dcd6ea0c48c3adf3065f1777700a41a36cefcc33ee9cc719e892becafe269ac83a7586b09b17b17387a54b080b098241f2d12074329b472e11d2517
ripemd-160
182ec3caf01ff0ccd4ab241a25ce282702a54acd
Diameter
779276930
Circumference
2448170678.4
Area
4.7695073259489E+17
Volume
2.4778446843853E+26
Surface area
1.9078029303796E+18
Circumference
2448170678.4
Perimeter
1558553860
Area
151818133407556225
Diagonal
551032001.62523
Surface area
910908800445337350
Volume
5.9154184460085E+25
Space diagonal
674873617.96315
Perimeter
1168915395
Area
6.5739180143039E+16
Altitude
337436808.98157
Surface area
6.5739180143039E+16
Volume
6.9713874945477E+24
Height
183677333.87508