291228240 (number)

291228240 is an even 9-digits composite number following 291228239 and preceding 291228241. In scientific notation, it is written as 2.91228240 × 10^8. The sum of its digits is 30. It has a total of 7 prime factors and 40 positive divisors. There are 77660800 positive integers (up to 291228240) that are relatively prime to 291228240.

Interesting facts

Basic properties

Name

Name two hundred ninety-one million two hundred twenty-eight thousand two hundred forty

Notation

Scientific notation 2.91228240 × 10^8
Engineering notation 2.91228240 × 10^6

Prime Factorization of 291228240

Prime Factorization 2 × 2 × 2 × 2 × 5 × 3 × 1213451

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 36403530
Product of the distinct prime numbers

The prime factorization of 291228240 is 2 × 2 × 2 × 2 × 5 × 3 × 1213451. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 291228240)

Multiplication

n×y
n×2 582456480
n×3 873684720
n×4 1164912960
n×5 1456141200

Division

n÷y
n÷2 145614120
n÷3 97076080
n÷3 72807060
n÷5 58245648

Exponentiation

ny
n2 84813887773497600
n3 2.4700199263833E+25
n4 7.1933955592554E+33
n5 2.0949199283458E+42

Nth Root

y√n
2√n 17065.410630864
3√n 662.84374424392
4√n 130.63464559933
5√n 49.299974781711

Divisors of 291228240

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -291228239
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 291228240 can be divided by 40 positive divisors. The sum of these divisors (counting 291228240) is 1, the average is 0.025.

Base conversion 291228240

Base System Value
2 Binary 10001010110111100101001010000
3 Ternary 202021222221001010
4 Quaternary 101112330221100
5 Quinary 1044023300430
6 Senary 44522010520
8 Octal 2126745120
10 Decimal 291228240
12 Duodecimal 81646a40
16 Hexadecimal 115bca50
20 Vigesimal 4b03ac0
36 Base36 4te15c

Cryptographic Hash Functions

md5 67b7f3a1ae63d75de5975122c140b5b1
sha1 ce27a9ada6459737d2c73d5ce123e7b70f0280a7
sha256 d889828800f5aebaec2e3a1dce383f0960ed6d4ea61fe6721c86d9dbbbc53573
sha512 75a48767b0b73247ecd3646b1e698c49e882ea7919fd8ffd9d4c774f6af04ad120f70313d3a639f5598ea24fc059dedaadec01b45931a62cf5e6eac92ad9459d
ripemd-160 9b1dc5865ab94005ad23fabc2a2021d87354a007

291228240 as geometric shapes

Circle

Radius = n
Diameter 582456480
Circumference 1829840998.6038
Area 2.6645068675161E+17

Sphere

Radius = n
Volume 1.0346395273262E+26
Surface area 1.0658027470064E+18
Circumference 1829840998.6038

Square

Length = n
Perimeter 1164912960
Area 84813887773497600
Diagonal 411858926.75405

Cube

Length = n
Surface area 508883326640985600
Volume 2.4700199263833E+25
Space diagonal 504422108.27886

Equilateral Triangle

Length = n
Perimeter 873684720
Area 3.6725490702786E+16
Altitude 252211054.13943

Triangular Pyramid

Length = n
Surface area 3.6725490702786E+16
Volume 2.9109463993526E+24
Height 137286308.91802