168431386 is an even 9-digits composite number following 168431385
and preceding 168431387 . In scientific notation, it is written as 1.68431386 × 10^8.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 84215692 positive integers (up to 168431386) that are relatively prime to 168431386.
168431386 has 4 divisors, whose sum is 252647082
The reverse of 168431386 is 683134861
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred sixty-eight million four hundred thirty-one thousand three hundred eighty-six
Scientific notation
1.68431386 × 10^8
Engineering notation
1.68431386 × 10^6
Prime Factorization
2 × 84215693
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
168431386
Product of the distinct prime numbers
The prime factorization of 168431386 is 2 × 84215693.
Since it has a total of 2 prime factors.
5 , 9 , 43 , 8 , 352 , 282 , 1998 , 156 , 28033 , 67835 , 211373 , 387296 , 3665645 , 4677460 , 41225260 , 72899028 , 858129678 , 743991543 , 7262526300 , 3330731400
n×2
336862772
n×3
505294158
n×4
673725544
n×5
842156930
n÷2
84215693
n÷3
56143795.333333
n÷3
42107846.5
n÷5
33686277.2
n2
28369131789880996
n3
4.7782521869863E+24
n4
8.0480763851164E+32
n5
1.355548660179E+41
2 √n
12978.111804111
3 √n
552.25671782668
4 √n
113.92151598408
5 √n
44.18599148036
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
-168431385
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 168431386 can be divided by 4 positive divisors.
The sum of these divisors (counting 168431386) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000010100000111100011010
3
Ternary
102201221012102111
4
Quaternary
22002200330122
5
Quinary
321104301021
6
Senary
24414022534
8
Octal
1202407432
10
Decimal
168431386
12
Duodecimal
484a7a4a
16
Hexadecimal
a0a0f1a
20
Vigesimal
2ccdi96
36
Base36
2sa2hm
md5
5db993342e89d1b56053ee18b1e90aca
sha1
b9d57a52d284f49e3869f41ff54986da09ffdbc0
sha256
99bd1574f8c55275d8b1e9b8d45e2683ca5af53844c1f9bde83f7584d09a506a
sha512
845399eeba7c2312f1b0eed8351e2d210e12137003b0bdae954007d489ced07fdb6398ea33cdea9ce9a9dfef58926180989918c1f6dcf2adab00e5fe7a3f1446
ripemd-160
49292901d27d0bb768490d00e454b4a4674ce18b
Diameter
336862772
Circumference
1058285609.7831
Area
8.9124256019811E+16
Volume
2.0015095956847E+25
Surface area
3.5649702407924E+17
Circumference
1058285609.7831
Perimeter
673725544
Area
28369131789880996
Diagonal
238197950.4105
Surface area
170214790739285976
Volume
4.7782521869863E+24
Space diagonal
291731718.14125
Perimeter
505294158
Area
1.2284194406673E+16
Altitude
145865859.07062
Surface area
1.2284194406673E+16
Volume
5.6312242060625E+23
Height
79399316.803499