389947 is an odd 6-digits prime number following 389946
and preceding 389948 . In scientific notation, it is written as 3.89947 × 10^5.
The sum of its digits is 40. It has a total of 1 prime factors and 2 positive divisors.
There are 389946 positive integers (up to 389947) that are relatively prime to 389947.
389947 has 2 divisors, whose sum is 389948
The reverse of 389947 is 749983
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 6
Sum of Digits 40
Digital Root 4
Name
three hundred eighty-nine thousand nine hundred forty-seven
Scientific notation
3.89947 × 10^5
Engineering notation
3.89947 × 10^3
Prime Factorization
389947
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
389947
Product of the distinct prime numbers
The prime factorization of 389947 is 389947.
Since it has a total of 1 prime factors.
10 , 8 , 56 , 36 , 102 , 928 , 7864 , 9349 , 60497 , 16458 , 881806 , 111479 , 9427012 , 1822743 , 33319788 , 84107187 , 195128417 , 777229872 , 1408853575 , 1953719112
n×2
779894
n×3
1169841
n×4
1559788
n×5
1949735
n÷2
194973.5
n÷3
129982.33333333
n÷3
97486.75
n÷5
77989.4
n2
152058662809
n3
59294819386381123
n4
2.3121836935261E+22
n5
9.0162909473943E+27
2 √n
624.45736443732
3 √n
73.0581259701
4 √n
24.989144932096
5 √n
13.128077041884
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
389948
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
194974
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
624.45816513198
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.999994871111
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 389947 can be divided by 2 positive divisors.
The sum of these divisors (counting 389947) is 389948, the average is 194974.
Base
System
Value
2
Binary
1011111001100111011
3
Ternary
201210220111
4
Quaternary
1133030323
5
Quinary
44434242
6
Senary
12205151
8
Octal
1371473
10
Decimal
389947
12
Duodecimal
1697b7
16
Hexadecimal
5f33b
20
Vigesimal
28eh7
36
Base36
8cvv
md5
72ebb8ac68204d27c7991c647ecaa34b
sha1
fb655104bae980a211f150f04285196271fc9bbe
sha256
67661525741ae207fbed78ce5b5e22618193b6d739bc411d6e8a71970921ae5c
sha512
061cc237f5ac9575d0b4988390140856f5f431fa29019a4ae00e0562e719dae5dc51689280bad80dad0ed81d3ff1737b25eddcfd6e5e899c96d86620e20563f2
ripemd-160
7a50f8020c4ef4290a8dbd313006552fa39fb9a3
Diameter
779894
Circumference
2450109.2609788
Area
477706377995.44
Volume
2.4837355864025E+17
Surface area
1910825511981.8
Circumference
2450109.2609788
Perimeter
1559788
Area
152058662809
Diagonal
551468.3360067
Surface area
912351976854
Volume
59294819386381123
Space diagonal
675408.01625906
Perimeter
1169841
Area
65843332429.043
Altitude
337704.00812953
Surface area
65843332429.043
Volume
6.9879614795569E+15
Height
183822.7786689