238645 is an odd 6-digits composite number following 238644
and preceding 238646 . In scientific notation, it is written as 2.38645 × 10^5.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 173520 positive integers (up to 238645) that are relatively prime to 238645.
238645 has 8 divisors, whose sum is 312480
The reverse of 238645 is 546832
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 28
Digital Root 1
Name
two hundred thirty-eight thousand six hundred forty-five
Scientific notation
2.38645 × 10^5
Engineering notation
2.38645 × 10^3
Prime Factorization
5 × 11 × 4339
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
238645
Product of the distinct prime numbers
The prime factorization of 238645 is 5 × 11 × 4339.
Since it has a total of 3 prime factors.
2 , 6 , 62 , 40 , 85 , 927 , 5613 , 9642 , 70634 , 23638 , 380144 , 372743 , 2559594 , 3085772 , 48794808 , 50762900 , 669915381 , 375912703 , 9248991469 , 9742819001
n×2
477290
n×3
715935
n×4
954580
n×5
1193225
n÷2
119322.5
n÷3
79548.333333333
n÷3
59661.25
n÷5
47729
n2
56951436025
n3
13591175450186125
n4
3.2434660653097E+21
n5
7.7403695915583E+26
2 √n
488.51304997922
3 √n
62.027476548436
4 √n
22.102331324528
5 √n
11.900096082043
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-238644
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 238645 can be divided by 8 positive divisors.
The sum of these divisors (counting 238645) is 1, the average is 0.125.
Base
System
Value
2
Binary
111010010000110101
3
Ternary
110010100201
4
Quaternary
322100311
5
Quinary
30114040
6
Senary
5040501
8
Octal
722065
10
Decimal
238645
12
Duodecimal
b6131
16
Hexadecimal
3a435
20
Vigesimal
19gc5
36
Base36
5451
md5
179796a402f37ef093efe2cb65473cda
sha1
b40123d0f52003842086814180dcd0f93d28e4b2
sha256
b7a1233f6e4d478bdd2caf70c7a7b2d88b87271a5107c07374ed9e30ec16ee0d
sha512
8ed236d1eb9b140e48307c27a267715d4d35f2b808d8086861ad0a2e576862f1b3babc48c400d4bf8114a1f041aa3f894bc28a10f1f59f074936bf25869fc2f1
ripemd-160
7a3f6580ddd560fcfa48e466231f0ba1fa9c7e1a
Diameter
477290
Circumference
1499450.7576319
Area
178918213027.53
Volume
5.6930582597273E+16
Surface area
715672852110.12
Circumference
1499450.7576319
Perimeter
954580
Area
56951436025
Diagonal
337494.99559253
Surface area
341708616150
Volume
13591175450186125
Space diagonal
413345.26497227
Perimeter
715935
Area
24660695189.827
Altitude
206672.63248614
Surface area
24660695189.827
Volume
1.6017353875205E+15
Height
112498.33186418