230821 is an odd 6-digits composite number following 230820
and preceding 230822 . In scientific notation, it is written as 2.30821 × 10^5.
The sum of its digits is 16. It has a total of 2 prime factors and 4 positive divisors.
There are 227500 positive integers (up to 230821) that are relatively prime to 230821.
230821 has 4 divisors, whose sum is 234144
The reverse of 230821 is 128032
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 16
Digital Root 7
Name
two hundred thirty thousand eight hundred twenty-one
Scientific notation
2.30821 × 10^5
Engineering notation
2.30821 × 10^3
Prime Factorization
71 × 3251
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
230821
Product of the distinct prime numbers
The prime factorization of 230821 is 71 × 3251.
Since it has a total of 2 prime factors.
2 , 5 , 61 , 16 , 586 , 923 , 7350 , 5065 , 67958 , 24594 , 210761 , 137459 , 9033445 , 7065418 , 51169352 , 94752255 , 321189451 , 221432164 , 3684855078 , 1429256996
n×2
461642
n×3
692463
n×4
923284
n×5
1154105
n÷2
115410.5
n÷3
76940.333333333
n÷3
57705.25
n÷5
46164.2
n2
53278334041
n3
12297758341677661
n4
2.8385808781844E+21
n5
6.552040768834E+26
2 √n
480.43834151741
3 √n
61.342071717564
4 √n
21.918903748076
5 √n
11.821023035615
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-230820
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 230821 can be divided by 4 positive divisors.
The sum of these divisors (counting 230821) is 1, the average is 0.25.
Base
System
Value
2
Binary
111000010110100101
3
Ternary
102201121221
4
Quaternary
320112211
5
Quinary
24341241
6
Senary
4540341
8
Octal
702645
10
Decimal
230821
12
Duodecimal
b16b1
16
Hexadecimal
385a5
20
Vigesimal
18h11
36
Base36
4y3p
md5
9682aa615a86b7b86416bebaa1595b24
sha1
5fb1e2e068b4ef159b0225862a07f7410430fa17
sha256
05ccdc82cc93c181594e136baadd50af0e4e8801eb8ecce217dcef7791239dd1
sha512
fe55c22b101db35756b1d80cd9630a3d246a5ee8f80e8e2dc6e3796e97e037c0dc6362fc34439e8e4692d3b81e3dd16a4737897c5c28fdba93788845d3e24037
ripemd-160
1c6a27f036d1e4c589a868c47db19cef1e65770e
Diameter
461642
Circumference
1450291.1157885
Area
167378822818.71
Volume
5.151272968245E+16
Surface area
669515291274.83
Circumference
1450291.1157885
Perimeter
923284
Area
53278334041
Diagonal
326430.18868052
Surface area
319670004246
Volume
12297758341677661
Space diagonal
399793.69945386
Perimeter
692463
Area
23070195375.41
Altitude
199896.84972693
Surface area
23070195375.41
Volume
1.4493047194656E+15
Height
108810.06289351