268161845 is an odd 9-digits composite number following 268161844
and preceding 268161846 . In scientific notation, it is written as 2.68161845 × 10^8.
The sum of its digits is 41. It has a total of 4 prime factors and 16 positive divisors.
There are 183727680 positive integers (up to 268161845) that are relatively prime to 268161845.
268161845 has 16 divisors, whose sum is 368074368
The reverse of 268161845 is 548161862
Previous prime number is 1571
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
two hundred sixty-eight million one hundred sixty-one thousand eight hundred forty-five
Scientific notation
2.68161845 × 10^8
Engineering notation
2.68161845 × 10^6
Prime Factorization
7 × 5 × 1571 × 4877
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
268161845
Product of the distinct prime numbers
The prime factorization of 268161845 is 7 × 5 × 1571 × 4877.
Since it has a total of 4 prime factors.
9 , 5 , 9 , 25 , 159 , 344 , 7142 , 2459 , 48436 , 45565 , 218108 , 759036 , 3148107 , 8863426 , 17706131 , 80076870 , 373792615 , 490258730 , 5540397543 , 9932396688
n×2
536323690
n×3
804485535
n×4
1072647380
n×5
1340809225
n÷2
134080922.5
n÷3
89387281.666667
n÷3
67040461.25
n÷5
53632369
n2
71910775113804025
n3
1.9283726129898E+25
n4
5.1711595774681E+33
n5
1.3867076930833E+42
2 √n
16375.647926113
3 √n
644.86033071385
4 √n
127.96737055247
5 √n
48.493038477322
1 , 5 , 7 , 35 , 1571 , 4877 , 7855 , 10997 , 24385 , 34139 , 54985 , 170695 , 7661767 , 38308835 , 53632369 , 268161845
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
-268161844
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 268161845 can be divided by 16 positive divisors.
The sum of these divisors (counting 268161845) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1111111110111101001100110101
3
Ternary
200200121000220012
4
Quaternary
33332331030311
5
Quinary
1022122134340
6
Senary
42335350005
8
Octal
1776751465
10
Decimal
268161845
12
Duodecimal
75982305
16
Hexadecimal
ffbd335
20
Vigesimal
43g04c5
36
Base36
4fnn05
md5
3e845cc6295bedfab59448772ad76ebc
sha1
c5aa7502dddb556171c500d14752840e8fca8ffb
sha256
a49a83977c43e20e784af460fbb4f729b7f93f5bc23adbde208820c347d8b865
sha512
2635a24deb471e564d4f27017780e1bd5ea80cfee84069754303639d9e4368247cbe321d07c7987d7eb94a7f17437b49399265dc0b6f2e9ff4fb3649917f741a
ripemd-160
95eda36abddaa21d018fe03b1574e1f975dee0f5
Diameter
536323690
Circumference
1684910564.4502
Area
2.2591436281147E+17
Volume
8.0775483124699E+25
Surface area
9.036574512459E+17
Circumference
1684910564.4502
Perimeter
1072647380
Area
71910775113804025
Diagonal
379238118.10999
Surface area
431464650682824150
Volume
1.9283726129898E+25
Space diagonal
464469940.19141
Perimeter
804485535
Area
3.1138279027192E+16
Altitude
232234970.09571
Surface area
3.1138279027192E+16
Volume
2.2726089188325E+24
Height
126412706.03666