398660 is an even 6-digits composite number following 398659
and preceding 398661 . In scientific notation, it is written as 3.98660 × 10^5.
The sum of its digits is 32. It has a total of 5 prime factors and 24 positive divisors.
There are 154080 positive integers (up to 398660) that are relatively prime to 398660.
398660 has 24 divisors, whose sum is 865536
The reverse of 398660 is 066893
Previous prime number is 643
Is Prime? no
Number parity even
Number length 6
Sum of Digits 32
Digital Root 5
Name
three hundred ninety-eight thousand six hundred sixty
Scientific notation
3.98660 × 10^5
Engineering notation
3.98660 × 10^3
Prime Factorization
2 × 2 × 5 × 643 × 31
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
199330
Product of the distinct prime numbers
The prime factorization of 398660 is 2 × 2 × 5 × 643 × 31.
Since it has a total of 5 prime factors.
9 , 8 , 43 , 93 , 762 , 14 , 8886 , 1046 , 70007 , 13059 , 728554 , 744241 , 1483765 , 9499958 , 12060594 , 92645378 , 363335733 , 526207826 , 1931409642 , 9361943448
n×2
797320
n×3
1195980
n×4
1594640
n×5
1993300
n÷2
199330
n÷3
132886.66666667
n÷3
99665
n÷5
79732
n2
158929795600
n3
63358952313896000
n4
2.5258679929458E+22
n5
1.0069625340678E+28
2 √n
631.39528031179
3 √n
73.598261222312
4 √n
25.127580072737
5 √n
13.186226534317
1 , 2 , 4 , 5 , 10 , 20 , 31 , 62 , 124 , 155 , 310 , 620 , 643 , 1286 , 2572 , 3215 , 6430 , 12860 , 19933 , 39866 , 79732 , 99665 , 199330 , 398660
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-398659
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 398660 can be divided by 24 positive divisors.
The sum of these divisors (counting 398660) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1100001010101000100
3
Ternary
202020212012
4
Quaternary
1201111010
5
Quinary
100224120
6
Senary
12313352
8
Octal
1412504
10
Decimal
398660
12
Duodecimal
172858
16
Hexadecimal
61544
20
Vigesimal
29gd0
36
Base36
8jlw
md5
2936e8836808e4584ae8fe32b310ada6
sha1
a8a7073481b1885eea91cc0f092789ff7c0aad71
sha256
e1ead38bcfe8a93b1a245089c9ac6ed237b54e78ee464e39f436121fa4c59e99
sha512
3204e7d9099a9eb428be250d78fe07baadcf077a179d9d50fee0940eca1c19461513455ee3fdb7c16d0aa8793e206337a335a339fc0d5765d6638e373469f971
ripemd-160
309ec412c39f76a9f79b26eb74a7c3b0278107c6
Diameter
797320
Circumference
2504854.6545602
Area
499292678293.49
Volume
2.6539735883798E+17
Surface area
1997170713173.9
Circumference
2504854.6545602
Perimeter
1594640
Area
158929795600
Diagonal
563790.37877566
Surface area
953578773600
Volume
63358952313896000
Space diagonal
690499.37494541
Perimeter
1195980
Area
68818620203.934
Altitude
345249.6874727
Surface area
68818620203.934
Volume
7.4669241383385E+15
Height
187930.12625855