168493971 is an odd 9-digits composite number following 168493970
and preceding 168493972 . In scientific notation, it is written as 1.68493971 × 10^8.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 111509120 positive integers (up to 168493971) that are relatively prime to 168493971.
168493971 has 8 divisors, whose sum is 226299024
The reverse of 168493971 is 179394861
Previous prime number is 137
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
one hundred sixty-eight million four hundred ninety-three thousand nine hundred seventy-one
Scientific notation
1.68493971 × 10^8
Engineering notation
1.68493971 × 10^6
Prime Factorization
3 × 137 × 409961
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
168493971
Product of the distinct prime numbers
The prime factorization of 168493971 is 3 × 137 × 409961.
Since it has a total of 3 prime factors.
1 , 9 , 19 , 4 , 816 , 427 , 2555 , 3529 , 16027 , 17104 , 903155 , 334174 , 2482196 , 4873752 , 57038004 , 28977366 , 834487124 , 611500814 , 5358630046 , 1365720966
n×2
336987942
n×3
505481913
n×4
673975884
n×5
842469855
n÷2
84246985.5
n÷3
56164657
n÷3
42123492.75
n÷5
33698794.2
n2
28390218263348841
n3
4.7835806127484E+24
n4
8.0600449304059E+32
n5
1.3580689767625E+41
2 √n
12980.522755267
3 √n
552.3251110707
4 √n
113.93209712485
5 √n
44.189274680024
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-168493970
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 168493971 can be divided by 8 positive divisors.
The sum of these divisors (counting 168493971) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000010110000001110010011
3
Ternary
102202001101021110
4
Quaternary
22002300032103
5
Quinary
321113301341
6
Senary
24415224403
8
Octal
1202601623
10
Decimal
168493971
12
Duodecimal
48518103
16
Hexadecimal
a0b0393
20
Vigesimal
2cd1eib
36
Base36
2sbes3
md5
c6c5b00c9ad87d196619db5b291de37c
sha1
5ae160cd33dc3a8625b5d8c3ba72ce54ce055502
sha256
c89644eee78e0a227a30a86207a10d27035e249ca4996601d9a3f62c1b9e31d0
sha512
3257466d8e45f9e77dd5d0eea6b85170f5c472b2ecffa39fdea2c089b9d19db3d40165ae380341d15f13fef14f66ec2f56d5c6382eb1e4e29c7f568563b1b839
ripemd-160
8cb6bf32e4ad42225a3b0661a5bffdff7c2165b8
Diameter
336987942
Circumference
1058678842.9355
Area
8.9190501129947E+16
Volume
2.0037415614486E+25
Surface area
3.5676200451979E+17
Circumference
1058678842.9355
Perimeter
673975884
Area
28390218263348841
Diagonal
238286458.9663
Surface area
170341309580093046
Volume
4.7835806127484E+24
Space diagonal
291840118.54104
Perimeter
505481913
Area
1.2293325117523E+16
Altitude
145920059.27052
Surface area
1.2293325117523E+16
Volume
5.6375038160448E+23
Height
79428819.655433