168987513 is an odd 9-digits composite number following 168987512
and preceding 168987514 . In scientific notation, it is written as 1.68987513 × 10^8.
The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors.
There are 109781760 positive integers (up to 168987513) that are relatively prime to 168987513.
168987513 has 16 divisors, whose sum is 231111936
The reverse of 168987513 is 315789861
Previous prime number is 241
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
one hundred sixty-eight million nine hundred eighty-seven thousand five hundred thirteen
Scientific notation
1.68987513 × 10^8
Engineering notation
1.68987513 × 10^6
Prime Factorization
3 × 47 × 241 × 4973
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
168987513
Product of the distinct prime numbers
The prime factorization of 168987513 is 3 × 47 × 241 × 4973.
Since it has a total of 4 prime factors.
2 , 2 , 98 , 72 , 139 , 591 , 1734 , 4901 , 95342 , 88515 , 84549 , 361289 , 3733086 , 2474193 , 78052475 , 20347658 , 248765549 , 785422017 , 9588731123 , 1888941829
n×2
337975026
n×3
506962539
n×4
675950052
n×5
844937565
n÷2
84493756.5
n÷3
56329171
n÷3
42246878.25
n÷5
33797502.6
n2
28556779549925169
n3
4.8257391554311E+24
n4
8.1548965826302E+32
n5
1.3780756922709E+41
2 √n
12999.519721897
3 √n
552.86386410723
4 √n
114.01543633165
5 √n
44.215131694088
1 , 3 , 47 , 141 , 241 , 723 , 4973 , 11327 , 14919 , 33981 , 233731 , 701193 , 1198493 , 3595479 , 56329171 , 168987513
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
-168987512
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 168987513 can be divided by 16 positive divisors.
The sum of these divisors (counting 168987513) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000100101000101101111001
3
Ternary
102202222110021210
4
Quaternary
22010220231321
5
Quinary
321230100023
6
Senary
24433553333
8
Octal
1204505571
10
Decimal
168987513
12
Duodecimal
48715849
16
Hexadecimal
a128b79
20
Vigesimal
2cg38fd
36
Base36
2slzll
md5
c29026ff7a25778a9c9e46eb96ed04c9
sha1
ee841d8422b30dd600f2e9e4b7a08c0bcbc31b11
sha256
8893607976e1447bfd157702589b3d7c10c9fd586bf677b01b03f48ed0ee4913
sha512
9e8170504459d8d8bfe0019ff065d137fce28ce073870841e2626d6b46f735e86a80d0499a4d2de30eac171b6ea08fa46c201d15db4e3b1ea9593d7d0c5846e6
ripemd-160
745af6c2889ec52d890e583334d17bc964ee93bc
Diameter
337975026
Circumference
1061779858.7784
Area
8.9713768844228E+16
Volume
2.0214008905124E+25
Surface area
3.5885507537691E+17
Circumference
1061779858.7784
Perimeter
675950052
Area
28556779549925169
Diagonal
238984432.7563
Surface area
171340677299551014
Volume
4.8257391554311E+24
Space diagonal
292694958.36071
Perimeter
506962539
Area
1.2365448270254E+16
Altitude
146347479.18035
Surface area
1.2365448270254E+16
Volume
5.6871881350713E+23
Height
79661477.585433