268491490 (number)

268491490 is an even 9-digits composite number following 268491489 and preceding 268491491. In scientific notation, it is written as 2.68491490 × 10^8. The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors. There are 107396592 positive integers (up to 268491490) that are relatively prime to 268491490.

Interesting facts

Basic properties

Name

Name two hundred sixty-eight million four hundred ninety-one thousand four hundred ninety

Notation

Scientific notation 2.68491490 × 10^8
Engineering notation 2.68491490 × 10^6

Prime Factorization of 268491490

Prime Factorization 2 × 5 × 26849149

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 268491490
Product of the distinct prime numbers

The prime factorization of 268491490 is 2 × 5 × 26849149. Since it has a total of 3 prime factors.

Most popular turbo-numbers

8, 4, 36, 74, 923, 920, 8568, 392, 96553, 12988, 80744, 854638, 9513140, 5428116, 9495891, 61763067, 168461475, 498008288, 4625225803, 7805418346

Basic calculations (n = 268491490)

Multiplication

n×y
n×2 536982980
n×3 805474470
n×4 1073965960
n×5 1342457450

Division

n÷y
n÷2 134245745
n÷3 89497163.333333
n÷3 67122872.5
n÷5 53698298

Exponentiation

ny
n2 72087680202420100
n3 1.9354928668191E+25
n4 5.1966336369664E+33
n5 1.3952519081732E+42

Nth Root

y√n
2√n 16385.709932743
3√n 645.12445968753
4√n 128.00667925051
5√n 48.504954887898

Divisors of 268491490

1, 2, 5, 10, 26849149, 53698298, 134245745, 268491490

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 -268491489
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 268491490 can be divided by 8 positive divisors. The sum of these divisors (counting 268491490) is 1, the average is 0.125.

Base conversion 268491490

Base System Value
2 Binary 10000000000001101101011100010
3 Ternary 200201012210002021
4 Quaternary 100000031223202
5 Quinary 1022213211430
6 Senary 42350412054
8 Octal 2000155342
10 Decimal 268491490
12 Duodecimal 75b0102a
16 Hexadecimal 1000dae2
20 Vigesimal 43i18ea
36 Base36 4fupcy

Cryptographic Hash Functions

md5 0dfb0ddc491e0c10d86cba37410b3f2c
sha1 7431df26d9a4e9cdf18931df384f8560dd6e0a6c
sha256 5bd8a3b7bf8732a9df563b48d9628241033f5baae5dd79d54be193299ef50bfd
sha512 f092caa6635a5888c6cf41f3aaa77319cc413da61ea396b06133bc0b11e6667230e3ccee4aba9a38b80e2a882103864066d234789768ff968126df5616f32cbe
ripemd-160 1fb888e9c7496bc6e8f35f114838625e6a971e77

268491490 as geometric shapes

Circle

Radius = n
Diameter 536982980
Circumference 1686981785.0708
Area 2.2647012653825E+17

Sphere

Radius = n
Volume 8.1073735619659E+25
Surface area 9.0588050615301E+17
Circumference 1686981785.0708

Square

Length = n
Perimeter 1073965960
Area 72087680202420100
Diagonal 379704306.53976

Cube

Length = n
Surface area 432526081214520600
Volume 1.9354928668191E+25
Space diagonal 465040902.07987

Equilateral Triangle

Length = n
Perimeter 805474470
Area 3.1214881177592E+16
Altitude 232520451.03994

Triangular Pyramid

Length = n
Surface area 3.1214881177592E+16
Volume 2.2810002184433E+24
Height 126568102.17992