268721878 (number)

268721878 is an even 9-digits composite number following 268721877 and preceding 268721879. In scientific notation, it is written as 2.68721878 × 10^8. The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors. There are 131236224 positive integers (up to 268721878) that are relatively prime to 268721878.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.68721878 × 10^8
Engineering notation 2.68721878 × 10^6

Prime Factorization of 268721878

Prime Factorization 2 × 43 × 3124673

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 268721878
Product of the distinct prime numbers

The prime factorization of 268721878 is 2 × 43 × 3124673. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 268721878)

Multiplication

n×y
n×2 537443756
n×3 806165634
n×4 1074887512
n×5 1343609390

Division

n÷y
n÷2 134360939
n÷3 89573959.333333
n÷3 67180469.5
n÷5 53744375.6

Exponentiation

ny
n2 72211447715846884
n3 1.9404795843301E+25
n4 5.2144931812185E+33
n5 1.4012484004752E+42

Nth Root

y√n
2√n 16392.738575357
3√n 645.30893039121
4√n 128.03413050963
5√n 48.513276288254

Divisors of 268721878

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 -268721877
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 268721878 can be divided by 8 positive divisors. The sum of these divisors (counting 268721878) is 1, the average is 0.125.

Base conversion 268721878

Base System Value
2 Binary 10000000001000101111011010110
3 Ternary 200201122111010011
4 Quaternary 100001011323112
5 Quinary 1022243100003
6 Senary 42355350434
8 Octal 2001057326
10 Decimal 268721878
12 Duodecimal 75bb241a
16 Hexadecimal 10045ed6
20 Vigesimal 43ja4di
36 Base36 4fzn4m

Cryptographic Hash Functions

md5 ced42ee9e37cd35aafc96948aa39b8a8
sha1 401553e63d860cb83c751d489c174a400404d6c8
sha256 d5b6d814a7196fb5a801f14f806f9a0971b76f0c21201f648f47cebec4690702
sha512 e37cf54aad62f3e20fe5a95b74a56f0d94382575b24d54d500c2ea12cdcbea7471a3bb423e87fa89b61009f69ceecdfe438ab86b6c3ce8cfc91121736e54134f
ripemd-160 71df7c0572703642a59d4b96fd7733fbfab19d26

268721878 as geometric shapes

Circle

Radius = n
Diameter 537443756
Circumference 1688429355.5673
Area 2.2685895364919E+17

Sphere

Radius = n
Volume 8.12826187543E+25
Surface area 9.0743581459675E+17
Circumference 1688429355.5673

Square

Length = n
Perimeter 1074887512
Area 72211447715846884
Diagonal 380030124.37397

Cube

Length = n
Surface area 433268686295081304
Volume 1.9404795843301E+25
Space diagonal 465439945.80133

Equilateral Triangle

Length = n
Perimeter 806165634
Area 3.1268474082988E+16
Altitude 232719972.90066

Triangular Pyramid

Length = n
Surface area 3.1268474082988E+16
Volume 2.2868771213898E+24
Height 126676708.12466