291249420 (number)

291249420 is an even 9-digits composite number following 291249419 and preceding 291249421. In scientific notation, it is written as 2.91249420 × 10^8. The sum of its digits is 33. It has a total of 9 prime factors and 192 positive divisors. There are 60403200 positive integers (up to 291249420) that are relatively prime to 291249420.

Interesting facts

Basic properties

Name

Name two hundred ninety-one million two hundred forty-nine thousand four hundred twenty

Notation

Scientific notation 2.91249420 × 10^8
Engineering notation 2.91249420 × 10^6

Prime Factorization of 291249420

Prime Factorization 2 × 2 × 5 × 3 × 11 × 7 × 11 × 11 × 521

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 1203510
Product of the distinct prime numbers

The prime factorization of 291249420 is 2 × 2 × 5 × 3 × 11 × 7 × 11 × 11 × 521. Since it has a total of 9 prime factors.

Most popular turbo-numbers

Basic calculations (n = 291249420)

Multiplication

n×y
n×2 582498840
n×3 873748260
n×4 1164997680
n×5 1456247100

Division

n÷y
n÷2 145624710
n÷3 97083140
n÷3 72812355
n÷5 58249884

Exponentiation

ny
n2 84826224650336400
n3 2.47055887302E+25
n4 7.1954883884293E+33
n5 2.0956818197468E+42

Nth Root

y√n
2√n 17066.031173064
3√n 662.85981261488
4√n 130.63702068351
5√n 49.300691843416

Divisors of 291249420

192 divisors

τ Total Divisors 192
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -291249419
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0052083333333333
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 192
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 291249420 can be divided by 192 positive divisors. The sum of these divisors (counting 291249420) is 1, the average is 0.0052083333333333.

Base conversion 291249420

Base System Value
2 Binary 10001010111000001110100001100
3 Ternary 202022001000002120
4 Quaternary 101113001310030
5 Quinary 1044024440140
6 Senary 44522252540
8 Octal 2127016414
10 Decimal 291249420
12 Duodecimal 81657150
16 Hexadecimal 115c1d0c
20 Vigesimal 4b063b0
36 Base36 4tehho

Cryptographic Hash Functions

md5 0959cdad9a81912d1290b21435de1804
sha1 dc60c2e470521dab7901232e277bd2610f9dc197
sha256 441e286d78fd7eac84e63849dab9f3317db6ad0f0f1d81f941dd3f577bd683a6
sha512 357c676c5b890986d684b9ca6ac83090ed2b60481174c5976b738f2c45341a0c9df1bf0bf0bc207f23f8393c4c73613b1d9c358b7fbe014c41ff3036d3c74257
ripemd-160 3687dc12be1a6875ee8ec70164234d4a3e7303dd

291249420 as geometric shapes

Circle

Radius = n
Diameter 582498840
Circumference 1829974076.4686
Area 2.6648944419325E+17

Sphere

Radius = n
Volume 1.0348652807654E+26
Surface area 1.065957776773E+18
Circumference 1829974076.4686

Square

Length = n
Perimeter 1164997680
Area 84826224650336400
Diagonal 411888879.7973

Cube

Length = n
Surface area 508957347902018400
Volume 2.47055887302E+25
Space diagonal 504458793.11497

Equilateral Triangle

Length = n
Perimeter 873748260
Area 3.6730832727159E+16
Altitude 252229396.55748

Triangular Pyramid

Length = n
Surface area 3.6730832727159E+16
Volume 2.9115815540551E+24
Height 137296293.26577