268691845 is an odd 9-digits composite number following 268691844
and preceding 268691846 . In scientific notation, it is written as 2.68691845 × 10^8.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 214953472 positive integers (up to 268691845) that are relatively prime to 268691845.
268691845 has 4 divisors, whose sum is 322430220
The reverse of 268691845 is 548196862
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 49
Digital Root 4
Name
two hundred sixty-eight million six hundred ninety-one thousand eight hundred forty-five
Scientific notation
2.68691845 × 10^8
Engineering notation
2.68691845 × 10^6
Prime Factorization
5 × 53738369
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
268691845
Product of the distinct prime numbers
The prime factorization of 268691845 is 5 × 53738369.
Since it has a total of 2 prime factors.
7 , 5 , 80 , 35 , 768 , 260 , 9862 , 7376 , 80047 , 75331 , 874355 , 526581 , 3229053 , 3571266 , 32345506 , 81593891 , 359561554 , 187809814 , 1866300614 , 8107696644
n×2
537383690
n×3
806075535
n×4
1074767380
n×5
1343459225
n÷2
134345922.5
n÷3
89563948.333333
n÷3
67172961.25
n÷5
53738369
n2
72195307569504025
n3
1.9398290391193E+25
n4
5.2121624350553E+33
n5
1.4004655411147E+42
2 √n
16391.822503919
3 √n
645.28488907223
4 √n
128.0305530095
5 √n
48.512191847808
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-268691844
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 268691845 can be divided by 4 positive divisors.
The sum of these divisors (counting 268691845) is 1, the average is 0.25.
Base
System
Value
2
Binary
10000000000111110100110000101
3
Ternary
200201120221220211
4
Quaternary
100000332212011
5
Quinary
1022241114340
6
Senary
42354555421
8
Octal
2000764605
10
Decimal
268691845
12
Duodecimal
75b98b71
16
Hexadecimal
1003e985
20
Vigesimal
43j69c5
36
Base36
4fyzyd
md5
649dde79ece71efc2d352f79420880d3
sha1
4c7b728e1eb9096880196e0ea65cd3fab07aae92
sha256
3ef239f5e7e04c55446e1cd4bd9e97fae26ced912483423eb4d70230ee0efcc3
sha512
6beeb45d391519c5f7061a91feadfba60d358910271994fc7e94322095aa13e0c07ecab7963498cd9d7ed6491e598a9895a5b60a30307b4129699655ee3a906b
ripemd-160
cbe07ad7bb8e49c39f5216d18ce559575c609bc8
Diameter
537383690
Circumference
1688240652.663
Area
2.2680824788401E+17
Volume
8.1255368780229E+25
Surface area
9.0723299153604E+17
Circumference
1688240652.663
Perimeter
1074767380
Area
72195307569504025
Diagonal
379987651.29805
Surface area
433171845417024150
Volume
1.9398290391193E+25
Space diagonal
465387927.11942
Perimeter
806075535
Area
3.1261485194611E+16
Altitude
232693963.55971
Surface area
3.1261485194611E+16
Volume
2.2861104465063E+24
Height
126662550.43268