268381805 is an odd 9-digits composite number following 268381804
and preceding 268381806 . In scientific notation, it is written as 2.68381805 × 10^8.
The sum of its digits is 41. It has a total of 4 prime factors and 16 positive divisors.
There are 195105792 positive integers (up to 268381805) that are relatively prime to 268381805.
268381805 has 16 divisors, whose sum is 352764720
The reverse of 268381805 is 508183862
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
two hundred sixty-eight million three hundred eighty-one thousand eight hundred five
Scientific notation
2.68381805 × 10^8
Engineering notation
2.68381805 × 10^6
Prime Factorization
5 × 29 × 17 × 108877
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
268381805
Product of the distinct prime numbers
The prime factorization of 268381805 is 5 × 29 × 17 × 108877.
Since it has a total of 4 prime factors.
4 , 3 , 72 , 42 , 626 , 950 , 4697 , 9229 , 20534 , 43383 , 479378 , 947822 , 5047366 , 1654129 , 84658489 , 24136557 , 873167744 , 40851533 , 9458943670 , 857561722
n×2
536763610
n×3
805145415
n×4
1073527220
n×5
1341909025
n÷2
134190902.5
n÷3
89460601.666667
n÷3
67095451.25
n÷5
53676361
n2
72028793255058025
n3
1.9331217545764E+25
n4
5.1881470577799E+33
n5
1.3924042719724E+42
2 √n
16382.362619598
3 √n
645.03659828788
4 √n
127.993603823
5 √n
48.500991160354
1 , 5 , 17 , 29 , 85 , 145 , 493 , 2465 , 108877 , 544385 , 1850909 , 3157433 , 9254545 , 15787165 , 53676361 , 268381805
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
-268381804
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 268381805 can be divided by 16 positive divisors.
The sum of these divisors (counting 268381805) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1111111111110010111001101101
3
Ternary
200201000012121212
4
Quaternary
33333302321231
5
Quinary
1022201204210
6
Senary
42344204205
8
Octal
1777627155
10
Decimal
268381805
12
Duodecimal
75a69665
16
Hexadecimal
fff2e6d
20
Vigesimal
43h7ea5
36
Base36
4fscq5
md5
e9f270442be0e3d46e9b69220e54bce0
sha1
86994b6e6b1798a7c00f8380ffe2ded7226ea8ad
sha256
c44f8e0bb0b3fab5d756cf29793f7271e5984e55897553ca80e328edd2900340
sha512
6b59d339ae66b288762418d30a2002cc411449ffc7159174e1c31f514a205edb2b9e66fea97850c71ef36e6f7fb9e0ab26cc2891a13b9f7c240425019685883a
ripemd-160
f5b5ae785e98ab60161cc535d17f08d1a3a30f84
Diameter
536763610
Circumference
1686292613.8903
Area
2.2628512773703E+17
Volume
8.0974414702292E+25
Surface area
9.0514051094811E+17
Circumference
1686292613.8903
Perimeter
1073527220
Area
72028793255058025
Diagonal
379549188.52517
Surface area
432172759530348150
Volume
1.9331217545764E+25
Space diagonal
464850922.08704
Perimeter
805145415
Area
3.1189382381409E+16
Altitude
232425461.04352
Surface area
3.1189382381409E+16
Volume
2.2782058358671E+24
Height
126516396.17506