389946 is an even 6-digits composite number following 389945
and preceding 389947 . In scientific notation, it is written as 3.89946 × 10^5.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 122304 positive integers (up to 389946) that are relatively prime to 389946.
389946 has 16 divisors, whose sum is 825984
The reverse of 389946 is 649983
Previous prime number is 17
Is Prime? no
Number parity even
Number length 6
Sum of Digits 39
Digital Root 3
Name
three hundred eighty-nine thousand nine hundred forty-six
Scientific notation
3.89946 × 10^5
Engineering notation
3.89946 × 10^3
Prime Factorization
2 × 3 × 17 × 3823
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
389946
Product of the distinct prime numbers
The prime factorization of 389946 is 2 × 3 × 17 × 3823.
Since it has a total of 4 prime factors.
4 , 4 , 82 , 92 , 607 , 288 , 8448 , 5558 , 90875 , 49703 , 13983 , 472592 , 1039815 , 8210755 , 60356566 , 30726889 , 991937738 , 769307165 , 5132829506 , 305963844
n×2
779892
n×3
1169838
n×4
1559784
n×5
1949730
n÷2
194973
n÷3
129982
n÷3
97486.5
n÷5
77989.2
n2
152057882916
n3
59294363211562536
n4
2.3121599756896E+22
n5
9.0161753388026E+27
2 √n
624.45656374163
3 √n
73.058063518717
4 √n
24.989128911221
5 √n
13.128070308615
1 , 2 , 3 , 6 , 17 , 34 , 51 , 102 , 3823 , 7646 , 11469 , 22938 , 64991 , 129982 , 194973 , 389946
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
-389945
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 389946 can be divided by 16 positive divisors.
The sum of these divisors (counting 389946) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1011111001100111010
3
Ternary
201210220110
4
Quaternary
1133030322
5
Quinary
44434241
6
Senary
12205150
8
Octal
1371472
10
Decimal
389946
12
Duodecimal
1697b6
16
Hexadecimal
5f33a
20
Vigesimal
28eh6
36
Base36
8cvu
md5
fdfa177a5dac24273cd3e6d8b421f0ab
sha1
e22dfbf1f3039fa968dcce6e3032fb5b719576bf
sha256
a0af895801249167215ce62a9de1a33988195e2fec34bb3070c9947cdf83ca31
sha512
2fd3f693709ddbf97bfa486ed81d0eeaf076b2d33d72c79d73101d7e1f8ed15e556b64bad87e82cd6c0de3b20147ba56c585b9c92dd2dd42d41b29a741a3291c
ripemd-160
0b752a7545156f21a06332f19b34912948a9a85a
Diameter
779892
Circumference
2450102.9777935
Area
477703927889.32
Volume
2.4837164781964E+17
Surface area
1910815711557.3
Circumference
2450102.9777935
Perimeter
1559784
Area
152057882916
Diagonal
551466.92179314
Surface area
912347297496
Volume
59294363211562536
Space diagonal
675406.28420825
Perimeter
1169838
Area
65842994725.468
Altitude
337703.14210413
Surface area
65842994725.468
Volume
6.987907718839E+15
Height
183822.30726438