145425 is an odd 6-digits composite number following 145424
and preceding 145426 . In scientific notation, it is written as 1.45425 × 10^5.
The sum of its digits is 21. It has a total of 4 prime factors and 16 positive divisors.
There are 66240 positive integers (up to 145425) that are relatively prime to 145425.
145425 has 16 divisors, whose sum is 231296
The reverse of 145425 is 524541
Previous prime number is 25
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 21
Digital Root 3
Name
one hundred forty-five thousand four hundred twenty-five
Scientific notation
1.45425 × 10^5
Engineering notation
1.45425 × 10^3
Prime Factorization
7 × 3 × 25 × 277
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
145425
Product of the distinct prime numbers
The prime factorization of 145425 is 7 × 3 × 25 × 277.
Since it has a total of 4 prime factors.
3 , 5 , 17 , 98 , 143 , 230 , 8181 , 9744 , 38500 , 29087 , 104658 , 702169 , 3655133 , 4404066 , 22499367 , 68903041 , 512094303 , 239034990 , 1925341110 , 4515934911
n×2
290850
n×3
436275
n×4
581700
n×5
727125
n÷2
72712.5
n÷3
48475
n÷3
36356.25
n÷5
29085
n2
21148430625
n3
3075510523640625
n4
4.4725611790044E+20
n5
6.5042220945671E+25
2 √n
381.34629931337
3 √n
52.587156815604
4 √n
19.528090006792
5 √n
10.777742777956
1 , 3 , 7 , 21 , 25 , 75 , 175 , 277 , 525 , 831 , 1939 , 5817 , 6925 , 20775 , 48475 , 145425
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-145424
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 145425 can be divided by 16 positive divisors.
The sum of these divisors (counting 145425) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100011100000010001
3
Ternary
21101111010
4
Quaternary
203200101
5
Quinary
14123200
6
Senary
3041133
8
Octal
434021
10
Decimal
145425
12
Duodecimal
701a9
16
Hexadecimal
23811
20
Vigesimal
i3b5
36
Base36
347l
md5
15711414a95d88a9c66ed3a651134001
sha1
ac2d7a5f5d943cac21d6a24dcad92fbfd1679f2a
sha256
86ee2b059a796b31d2ca696c62f1855fc862c7af1736dd4b7197a41a00b1a477
sha512
c06a174b5bafd6826b647295fdd2b28cb714c3c92fa4f88ffe5b15ff12eea4bafcc0512287e4eca46d10ed453303658d63195b3b485bb9f1e901e8654309a770
ripemd-160
16dd9c955756558bdb2ddcc13ac8af1d5865c801
Diameter
290850
Circumference
913732.22329659
Area
66439754286.453
Volume
1.2882668356143E+16
Surface area
265759017145.81
Circumference
913732.22329659
Perimeter
581700
Area
21148430625
Diagonal
205662.00730811
Surface area
126890583750
Volume
3075510523640625
Space diagonal
251883.4886907
Perimeter
436275
Area
9157539085.7114
Altitude
125941.74434535
Surface area
9157539085.7114
Volume
3.6245239114615E+14
Height
68554.002436036