389871 is an odd 6-digits composite number following 389870
and preceding 389872 . In scientific notation, it is written as 3.89871 × 10^5.
The sum of its digits is 36. It has a total of 3 prime factors and 6 positive divisors.
There are 259908 positive integers (up to 389871) that are relatively prime to 389871.
389871 has 6 divisors, whose sum is 563160
The reverse of 389871 is 178983
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 36
Digital Root 9
Name
three hundred eighty-nine thousand eight hundred seventy-one
Scientific notation
3.89871 × 10^5
Engineering notation
3.89871 × 10^3
Prime Factorization
3 × 3 × 43319
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129957
Product of the distinct prime numbers
The prime factorization of 389871 is 3 × 3 × 43319.
Since it has a total of 3 prime factors.
4 , 4 , 93 , 1 , 444 , 826 , 9840 , 9878 , 72726 , 71706 , 166773 , 478215 , 5149818 , 8533271 , 51340049 , 767065 , 355377562 , 458534116 , 452446375 , 8255726283
n×2
779742
n×3
1169613
n×4
1559484
n×5
1949355
n÷2
194935.5
n÷3
129957
n÷3
97467.75
n÷5
77974.2
n2
151999396641
n3
59260156767823311
n4
2.3103816579228E+22
n5
9.0075080735602E+27
2 √n
624.39650863854
3 √n
73.053379360662
4 √n
24.987927257749
5 √n
13.127565274055
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-389870
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 389871 can be divided by 6 positive divisors.
The sum of these divisors (counting 389871) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1011111001011101111
3
Ternary
201210210200
4
Quaternary
1133023233
5
Quinary
44433441
6
Senary
12204543
8
Octal
1371357
10
Decimal
389871
12
Duodecimal
169753
16
Hexadecimal
5f2ef
20
Vigesimal
28edb
36
Base36
8ctr
md5
63f7949bbd97f5cb15e7d572e875816b
sha1
af5990113af5335472b2d78cf0456645886b7b8c
sha256
9ec65c87d7ed896f7a56d340f01cb1f3fe24aa53c74ccc476c563efd451b8e25
sha512
bcf6167f3a8b7999a259e456cbe12a0b5eea689b590a6b95b1323c9f54da1ed45aca08cecf43bc2c35f8aaa5225d2e65c7bcd3a11ff673607ff522ed740fa9ff
ripemd-160
2849b5d090f5350882847e739ec5d52379138915
Diameter
779742
Circumference
2449631.7388954
Area
477520187837.45
Volume
2.4822836420316E+17
Surface area
1910080751349.8
Circumference
2449631.7388954
Perimeter
1559484
Area
151999396641
Diagonal
551360.85577596
Surface area
911996379846
Volume
59260156767823311
Space diagonal
675276.38039769
Perimeter
1169613
Area
65817669425.507
Altitude
337638.19019884
Surface area
65817669425.507
Volume
6.9838764507843E+15
Height
183786.95192532