145431318 is an even 9-digits composite number following 145431317
and preceding 145431319 . In scientific notation, it is written as 1.45431318 × 10^8.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 48457320 positive integers (up to 145431318) that are relatively prime to 145431318.
145431318 has 16 divisors, whose sum is 290981376
The reverse of 145431318 is 813134541
Previous prime number is 4463
Is Prime? no
Number parity even
Number length 9
Sum of Digits 30
Digital Root 3
Name
one hundred forty-five million four hundred thirty-one thousand three hundred eighteen
Scientific notation
1.45431318 × 10^8
Engineering notation
1.45431318 × 10^6
Prime Factorization
2 × 3 × 4463 × 5431
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
145431318
Product of the distinct prime numbers
The prime factorization of 145431318 is 2 × 3 × 4463 × 5431.
Since it has a total of 4 prime factors.
2 , 3 , 85 , 80 , 122 , 243 , 560 , 2567 , 6589 , 16014 , 568267 , 26389 , 1286679 , 288824 , 14747312 , 42528050 , 69628136 , 611867494 , 8315002341 , 359362034
n×2
290862636
n×3
436293954
n×4
581725272
n×5
727156590
n÷2
72715659
n÷3
48477106
n÷3
36357829.5
n÷5
29086263.6
n2
21150268255217124
n3
3.0759113884098E+24
n4
4.4733384726765E+32
n5
6.5056350994144E+40
2 √n
12059.49078527
3 √n
525.87918355562
4 √n
109.81571283414
5 √n
42.907339635654
1 , 2 , 3 , 6 , 4463 , 5431 , 8926 , 10862 , 13389 , 16293 , 26778 , 32586 , 24238553 , 48477106 , 72715659 , 145431318
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
-145431317
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 145431318 can be divided by 16 positive divisors.
The sum of these divisors (counting 145431318) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000101010110001101100010110
3
Ternary
101010122200021010
4
Quaternary
20222301230112
5
Quinary
244212300233
6
Senary
22233033050
8
Octal
1052615426
10
Decimal
145431318
12
Duodecimal
40855786
16
Hexadecimal
8ab1b16
20
Vigesimal
258ii5i
36
Base36
2el3iu
md5
f2bd10d734539729bce42a6aede61e8c
sha1
f8910cd1439624419b77e8666324cdeefb84da18
sha256
2b4734e39804dd67f841c82ed76f839ba964c2f966c219062f20287d9c1bf221
sha512
6cc81d8b12c52ba39b2f43696085da59b45ad5f49dc2731c2320e54b7723799b24a1ac2c93a2f43e09b4367918eaf3bd9cbae58bb46bf7bb6b9a9223465193a4
ripemd-160
166149aca81ee2e1759ee3d4023d6d63013a972c
Diameter
290862636
Circumference
913771920.46136
Area
6.6445527372044E+16
Volume
1.2884347494562E+25
Surface area
2.6578210948817E+17
Circumference
913771920.46136
Perimeter
581725272
Area
21150268255217124
Diagonal
205670942.30939
Surface area
126901609531302744
Volume
3.0759113884098E+24
Space diagonal
251894431.78771
Perimeter
436293954
Area
9.1583348029368E+15
Altitude
125947215.89385
Surface area
9.1583348029368E+15
Volume
3.6249963351225E+23
Height
68556980.769798