268721857 is an odd 9-digits composite number following 268721856
and preceding 268721858 . In scientific notation, it is written as 2.68721857 × 10^8.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 248746080 positive integers (up to 268721857) that are relatively prime to 268721857.
268721857 has 8 divisors, whose sum is 289451520
The reverse of 268721857 is 758127862
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 46
Digital Root 1
Name
two hundred sixty-eight million seven hundred twenty-one thousand eight hundred fifty-seven
Scientific notation
2.68721857 × 10^8
Engineering notation
2.68721857 × 10^6
Prime Factorization
23 × 31 × 376889
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
268721857
Product of the distinct prime numbers
The prime factorization of 268721857 is 23 × 31 × 376889.
Since it has a total of 3 prime factors.
4 , 10 , 50 , 76 , 160 , 264 , 1444 , 7684 , 75233 , 99918 , 212431 , 143506 , 3098483 , 8510189 , 30816200 , 69622732 , 456492958 , 349138693 , 7850848542 , 9379829180
n×2
537443714
n×3
806165571
n×4
1074887428
n×5
1343609285
n÷2
134360928.5
n÷3
89573952.333333
n÷3
67180464.25
n÷5
53744371.4
n2
72211436429528449
n3
1.940479129398E+25
n4
5.2144915512158E+33
n5
1.4012478529535E+42
2 √n
16392.73793483
3 √n
645.30891358141
4 √n
128.03412800824
5 √n
48.513275530014
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
-268721856
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 268721857 can be divided by 8 positive divisors.
The sum of these divisors (counting 268721857) is 1, the average is 0.125.
Base
System
Value
2
Binary
10000000001000101111011000001
3
Ternary
200201122111002101
4
Quaternary
100001011323001
5
Quinary
1022243044412
6
Senary
42355350401
8
Octal
2001057301
10
Decimal
268721857
12
Duodecimal
75bb2401
16
Hexadecimal
10045ec1
20
Vigesimal
43ja4ch
36
Base36
4fzn41
md5
d43682124d5fd0e1b4170a69a9455e23
sha1
280f5e9625088cd70b3221dcd273706d02b74d35
sha256
7634888596310b871391669815d4355470aff9d34181e01749db4d8f59ba6ec0
sha512
9a9cd85c026035051348f5a1eaa9ccef84b51dda083a67b4ea74a59135b65b141fd1cb20360aa5b9799d4a97f3379e19d20e6983272b6d1144d95adbf209b4c8
ripemd-160
db99cdefe3a29e8ac0316ce1a47a857b1dece67e
Diameter
537443714
Circumference
1688429223.6204
Area
2.2685891819217E+17
Volume
8.1282599698149E+25
Surface area
9.0743567276869E+17
Circumference
1688429223.6204
Perimeter
1074887428
Area
72211436429528449
Diagonal
380030094.67548
Surface area
433268618577170694
Volume
1.940479129398E+25
Space diagonal
465439909.42826
Perimeter
806165571
Area
3.1268469195868E+16
Altitude
232719954.71413
Surface area
3.1268469195868E+16
Volume
2.2868765852472E+24
Height
126676698.22516