268721857 (number)

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.

Interesting facts

Basic properties

Name

Name two hundred sixty-eight million seven hundred twenty-one thousand eight hundred fifty-seven

Notation

Scientific notation 2.68721857 × 10^8
Engineering notation 2.68721857 × 10^6

Prime Factorization of 268721857

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.

Most popular turbo-numbers

Basic calculations (n = 268721857)

Multiplication

n×y
n×2 537443714
n×3 806165571
n×4 1074887428
n×5 1343609285

Division

n÷y
n÷2 134360928.5
n÷3 89573952.333333
n÷3 67180464.25
n÷5 53744371.4

Exponentiation

ny
n2 72211436429528449
n3 1.940479129398E+25
n4 5.2144915512158E+33
n5 1.4012478529535E+42

Nth Root

y√n
2√n 16392.73793483
3√n 645.30891358141
4√n 128.03412800824
5√n 48.513275530014

Divisors of 268721857

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 conversion 268721857

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

Cryptographic Hash Functions

md5 d43682124d5fd0e1b4170a69a9455e23
sha1 280f5e9625088cd70b3221dcd273706d02b74d35
sha256 7634888596310b871391669815d4355470aff9d34181e01749db4d8f59ba6ec0
sha512 9a9cd85c026035051348f5a1eaa9ccef84b51dda083a67b4ea74a59135b65b141fd1cb20360aa5b9799d4a97f3379e19d20e6983272b6d1144d95adbf209b4c8
ripemd-160 db99cdefe3a29e8ac0316ce1a47a857b1dece67e

268721857 as geometric shapes

Circle

Radius = n
Diameter 537443714
Circumference 1688429223.6204
Area 2.2685891819217E+17

Sphere

Radius = n
Volume 8.1282599698149E+25
Surface area 9.0743567276869E+17
Circumference 1688429223.6204

Square

Length = n
Perimeter 1074887428
Area 72211436429528449
Diagonal 380030094.67548

Cube

Length = n
Surface area 433268618577170694
Volume 1.940479129398E+25
Space diagonal 465439909.42826

Equilateral Triangle

Length = n
Perimeter 806165571
Area 3.1268469195868E+16
Altitude 232719954.71413

Triangular Pyramid

Length = n
Surface area 3.1268469195868E+16
Volume 2.2868765852472E+24
Height 126676698.22516