168136985 is an odd 9-digits composite number following 168136984
and preceding 168136986 . In scientific notation, it is written as 1.68136985 × 10^8.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 127430064 positive integers (up to 168136985) that are relatively prime to 168136985.
168136985 has 8 divisors, whose sum is 212383680
The reverse of 168136985 is 589631861
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred sixty-eight million one hundred thirty-six thousand nine hundred eighty-five
Scientific notation
1.68136985 × 10^8
Engineering notation
1.68136985 × 10^6
Prime Factorization
19 × 5 × 1769863
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
168136985
Product of the distinct prime numbers
The prime factorization of 168136985 is 19 × 5 × 1769863.
Since it has a total of 3 prime factors.
3 , 6 , 100 , 14 , 291 , 575 , 2292 , 7204 , 57058 , 65112 , 603328 , 547236 , 9832807 , 9585230 , 49659043 , 34962102 , 870921077 , 785369653 , 8994310261 , 2755709061
n×2
336273970
n×3
504410955
n×4
672547940
n×5
840684925
n÷2
84068492.5
n÷3
56045661.666667
n÷3
42034246.25
n÷5
33627397
n2
28270045724890225
n3
4.7532402539952E+24
n4
7.9919548528738E+32
n5
1.3437431932183E+41
2 √n
12966.764631164
3 √n
551.93476724239
4 √n
113.87170250402
5 √n
44.170534142054
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
-168136984
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 168136985 can be divided by 8 positive divisors.
The sum of these divisors (counting 168136985) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000001011001000100011001
3
Ternary
102201101020120202
4
Quaternary
22001121010121
5
Quinary
321020340420
6
Senary
24403431545
8
Octal
1201310431
10
Decimal
168136985
12
Duodecimal
483855b5
16
Hexadecimal
a059119
20
Vigesimal
2cah295
36
Base36
2s3rbt
md5
363d6957a60ef2856fc19f05e0925324
sha1
80060edd6423e1178c9c98dd47973898c9231c93
sha256
29a594ecf2085685d435617819ef82322565e454bc9b638d7fbc85f241005e7c
sha512
fae45dca2db31dfd9bcf7379afeded8765aa23a2c6a7c9f7105b5ff509f586ddd7ddbc486158fcf3a522580695fe6139916e875fccf18b183be29aaa27fe7130
ripemd-160
141fd0c0ec660d6600f0d8a2fe8c08595f7d0773
Diameter
336273970
Circumference
1056435833.7455
Area
8.8812967965963E+16
Volume
1.9910326216931E+25
Surface area
3.5525187186385E+17
Circumference
1056435833.7455
Perimeter
672547940
Area
28270045724890225
Diagonal
237781604.52352
Surface area
169620274349341350
Volume
4.7532402539952E+24
Space diagonal
291221800.65145
Perimeter
504410955
Area
1.2241288881951E+16
Altitude
145610900.32572
Surface area
1.2241288881951E+16
Volume
5.6017473603481E+23
Height
79260534.841174