168468145 is an odd 9-digits composite number following 168468144
and preceding 168468146 . In scientific notation, it is written as 1.68468145 × 10^8.
The sum of its digits is 43. It has a total of 4 prime factors and 12 positive divisors.
There are 133347840 positive integers (up to 168468145) that are relatively prime to 168468145.
168468145 has 12 divisors, whose sum is 204324444
The reverse of 168468145 is 541864861
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred sixty-eight million four hundred sixty-eight thousand one hundred forty-five
Scientific notation
1.68468145 × 10^8
Engineering notation
1.68468145 × 10^6
Prime Factorization
5 × 97 × 97 × 3581
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1736785
Product of the distinct prime numbers
The prime factorization of 168468145 is 5 × 97 × 97 × 3581.
Since it has a total of 4 prime factors.
8 , 1 , 39 , 77 , 751 , 934 , 1146 , 9732 , 85694 , 5932 , 715765 , 733128 , 5562082 , 3621377 , 2362864 , 8831575 , 508945038 , 533240518 , 1037577416 , 1885753233
n×2
336936290
n×3
505404435
n×4
673872580
n×5
842340725
n÷2
84234072.5
n÷3
56156048.333333
n÷3
42117036.25
n÷5
33693629
n2
28381515879741025
n3
4.781381332548E+24
n4
8.0551044363199E+32
n5
1.3570285021681E+41
2 √n
12979.527918996
3 √n
552.29689032371
4 √n
113.92773112371
5 √n
44.187919970206
1 , 5 , 97 , 485 , 3581 , 9409 , 17905 , 47045 , 347357 , 1736785 , 33693629 , 168468145
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
-168468144
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 168468145 can be divided by 12 positive divisors.
The sum of these divisors (counting 168468145) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010000010101001111010110001
3
Ternary
102202000001211221
4
Quaternary
22002221322301
5
Quinary
321111440040
6
Senary
24414505041
8
Octal
1202517261
10
Decimal
168468145
12
Duodecimal
48505181
16
Hexadecimal
a0a9eb1
20
Vigesimal
2ccia75
36
Base36
2sauup
md5
7a4308bdf27aa99db9ec89916d471495
sha1
60c1d1ccf98b8373bbd8a709d450c814d07dd039
sha256
8da091f495d245e5ca80561400b4e34ae40ee43e83ca3db1cec4e41d13f0aa46
sha512
757462b6ae1b615d4b6ca975ece507e4fd6fa7b9e7a6149b95357b41091f954435a367c7e64adce524875b675c054b9e1edd845b740933ccdd6fa01259d31144
ripemd-160
a5311d2a7af0d5ec1c0a111f654abc48fddc8106
Diameter
336936290
Circumference
1058516573.3918
Area
8.9163161785536E+16
Volume
2.0028203291126E+25
Surface area
3.5665264714215E+17
Circumference
1058516573.3918
Perimeter
673872580
Area
28381515879741025
Diagonal
238249935.48684
Surface area
170289095278446150
Volume
4.781381332548E+24
Space diagonal
291795386.59688
Perimeter
505404435
Area
1.2289556874884E+16
Altitude
145897693.29844
Surface area
1.2289556874884E+16
Volume
5.6349119394725E+23
Height
79416645.162279