168036639 is an odd 9-digits composite number following 168036638
and preceding 168036640 . In scientific notation, it is written as 1.68036639 × 10^8.
The sum of its digits is 42. It has a total of 4 prime factors and 12 positive divisors.
There are 110180640 positive integers (up to 168036639) that are relatively prime to 168036639.
168036639 has 12 divisors, whose sum is 227797128
The reverse of 168036639 is 936630861
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred sixty-eight million thirty-six thousand six hundred thirty-nine
Scientific notation
1.68036639 × 10^8
Engineering notation
1.68036639 × 10^6
Prime Factorization
3 × 61 × 61 × 15053
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
2754699
Product of the distinct prime numbers
The prime factorization of 168036639 is 3 × 61 × 61 × 15053.
Since it has a total of 4 prime factors.
7 , 9 , 36 , 50 , 991 , 470 , 4898 , 7156 , 85533 , 68108 , 394827 , 572730 , 4168127 , 1996067 , 38202176 , 9549442 , 946394036 , 357261375 , 3681509219 , 5500363341
n×2
336073278
n×3
504109917
n×4
672146556
n×5
840183195
n÷2
84018319.5
n÷3
56012213
n÷3
42009159.75
n÷5
33607327.8
n2
28236312046416321
n3
4.744734974035E+24
n4
7.972893179826E+32
n5
1.339738173044E+41
2 √n
12962.894699873
3 √n
551.82494514739
4 √n
113.85470872947
5 √n
44.165260590961
1 , 3 , 61 , 183 , 3721 , 11163 , 15053 , 45159 , 918233 , 2754699 , 56012213 , 168036639
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
-168036638
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 168036639 can be divided by 12 positive divisors.
The sum of these divisors (counting 168036639) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010000001000000100100011111
3
Ternary
102201012010221020
4
Quaternary
22001000210133
5
Quinary
321004133024
6
Senary
24401335223
8
Octal
1201004437
10
Decimal
168036639
12
Duodecimal
48337513
16
Hexadecimal
a04091f
20
Vigesimal
2ca4bbj
36
Base36
2s1lwf
md5
0caf0657738628d9a5a219d88354b921
sha1
40226d6020ae8850216f6391a3769b72957e8fa0
sha256
12921f0af767c2b164f9ce8df6ea0a8ede265e8c4519a464868cc97259677d8a
sha512
730894ed039a10f9bd35956b292cabb7ea385a09fe4fa0ed0423ad956e87cdf573b6897904b0e04a9cab1f255480d11b05561060c6737728c0b54f838fb059c7
ripemd-160
bf3201eeaf205d609a752f3110d772247d69ca13
Diameter
336073278
Circumference
1055805341.2326
Area
8.870699048949E+16
Volume
1.9874699383545E+25
Surface area
3.5482796195796E+17
Circumference
1055805341.2326
Perimeter
672146556
Area
28236312046416321
Diagonal
237639693.84939
Surface area
169417872278497926
Volume
4.744734974035E+24
Space diagonal
291047996.28111
Perimeter
504109917
Area
1.2226681770691E+16
Altitude
145523998.14055
Surface area
1.2226681770691E+16
Volume
5.5917237917886E+23
Height
79213231.283131