393445893 is an odd 9-digits composite number following 393445892
and preceding 393445894 . In scientific notation, it is written as 3.93445893 × 10^8.
The sum of its digits is 48. It has a total of 4 prime factors and 12 positive divisors.
There are 253834200 positive integers (up to 393445893) that are relatively prime to 393445893.
393445893 has 12 divisors, whose sum is 542066784
The reverse of 393445893 is 398544393
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
three hundred ninety-three million four hundred forty-five thousand eight hundred ninety-three
Scientific notation
3.93445893 × 10^8
Engineering notation
3.93445893 × 10^6
Prime Factorization
3 × 31 × 31 × 136471
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
12691803
Product of the distinct prime numbers
The prime factorization of 393445893 is 3 × 31 × 31 × 136471.
Since it has a total of 4 prime factors.
3 , 2 , 48 , 15 , 917 , 584 , 8982 , 124 , 38676 , 28611 , 228546 , 198179 , 4855594 , 2505709 , 37454386 , 11008430 , 985864842 , 116287269 , 2182606562 , 9427592689
n×2
786891786
n×3
1180337679
n×4
1573783572
n×5
1967229465
n÷2
196722946.5
n÷3
131148631
n÷3
98361473.25
n÷5
78689178.6
n2
154799670718567449
n3
6.0905294681973E+25
n4
2.3962938054577E+34
n5
9.4281195617867E+42
2 √n
19835.470576722
3 √n
732.75986182828
4 √n
140.8384556033
5 √n
52.357271164809
1 , 3 , 31 , 93 , 961 , 2883 , 136471 , 409413 , 4230601 , 12691803 , 131148631 , 393445893
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-393445892
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 393445893 can be divided by 12 positive divisors.
The sum of these divisors (counting 393445893) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
10111011100111000001000000101
3
Ternary
1000102100010022010
4
Quaternary
113130320020011
5
Quinary
1301210232033
6
Senary
103012524433
8
Octal
2734701005
10
Decimal
393445893
12
Duodecimal
ab920719
16
Hexadecimal
17738205
20
Vigesimal
62j0eed
36
Base36
6i8wsl
md5
238251a81c22b8774cda619eafb5ec6a
sha1
9b69e6fc5e2fc2a182830b5e2b5a7aace7996fb1
sha256
abb38fb9152281ddf7bd7f5647f0fd9958649d5203fff21adf1cc7bc3c13d9d2
sha512
c6f002f45d7083b3d4176608710d71c56f36a32fbc89f3e0e634e67876081e1129761ba8e38798468faf68693ecb362326c59565b2fbede95ea539971bc2fd51
ripemd-160
ac5c5041e1e0b2db665cbddf0c20ab130a895c29
Diameter
786891786
Circumference
2472093454.0678
Area
4.8631750830757E+17
Volume
2.5511950178348E+26
Surface area
1.9452700332303E+18
Circumference
2472093454.0678
Perimeter
1573783572
Area
154799670718567449
Diagonal
556416517.94059
Surface area
928798024311404694
Volume
6.0905294681973E+25
Space diagonal
681468276.70531
Perimeter
1180337679
Area
6.7030223669873E+16
Altitude
340734138.35265
Surface area
6.7030223669873E+16
Volume
7.177757813298E+24
Height
185472172.64686