231497145 is an odd 9-digits composite number following 231497144
and preceding 231497146 . In scientific notation, it is written as 2.31497145 × 10^8.
The sum of its digits is 36. It has a total of 2 prime factors and 4 positive divisors.
There are 112240800 positive integers (up to 231497145) that are relatively prime to 231497145.
231497145 has 4 divisors, whose sum is 231965312
The reverse of 231497145 is 541794132
Previous prime number is 495
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
two hundred thirty-one million four hundred ninety-seven thousand one hundred forty-five
Scientific notation
2.31497145 × 10^8
Engineering notation
2.31497145 × 10^6
Prime Factorization
495 × 467671
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
231497145
Product of the distinct prime numbers
The prime factorization of 231497145 is 495 × 467671.
Since it has a total of 2 prime factors.
2 , 2 , 9 , 53 , 736 , 122 , 8003 , 1775 , 8909 , 80637 , 17518 , 549115 , 6325852 , 3791218 , 20733318 , 98907795 , 636975043 , 429179990 , 6414916040 , 4761335109
n×2
462994290
n×3
694491435
n×4
925988580
n×5
1157485725
n÷2
115748572.5
n÷3
77165715
n÷3
57874286.25
n÷5
46299429
n2
53590928143151025
n3
1.240614686304E+25
n4
2.8719875792444E+33
n5
6.6485692507053E+41
2 √n
15215.030233292
3 √n
614.01909863598
4 √n
123.34922064323
5 √n
47.087878902491
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
-231497144
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 231497145 can be divided by 4 positive divisors.
The sum of these divisors (counting 231497145) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101110011000101110110111001
3
Ternary
121010121021101100
4
Quaternary
31303011312321
5
Quinary
433230402040
6
Senary
34545442013
8
Octal
1563056671
10
Decimal
231497145
12
Duodecimal
65640309
16
Hexadecimal
dcc5db9
20
Vigesimal
3c6h2h5
36
Base36
3ttsc9
md5
aa0472059515ab9895dd8d53f0fcb4c5
sha1
3654e3beeb8079707cbe7c138f0ddca3444803df
sha256
4ba63b433fb6eb06a7238e1674624daeffcf257e315a16af24ec470299854b54
sha512
ef801787888f8723e84e14552114b3e956778f860be064d3f041ceed846d5c9e9192786c71678fc3593fd2f4e84fe563834db84df3c20c2913d4812d6f5c7c5f
ripemd-160
40a53ef08686d842fbc673bf2fac940effb77910
Diameter
462994290
Circumference
1454539460.118
Area
1.6836086615358E+17
Volume
5.1966746459042E+25
Surface area
6.7344346461433E+17
Circumference
1454539460.118
Perimeter
925988580
Area
53590928143151025
Diagonal
327386402.10965
Surface area
321545568858906150
Volume
1.240614686304E+25
Space diagonal
400964816.94714
Perimeter
694491435
Area
2.3205552592178E+16
Altitude
200482408.47357
Surface area
2.3205552592178E+16
Volume
1.4620784292086E+24
Height
109128800.70322