381505487 (number)

381505487 is an odd 9-digits composite number following 381505486 and preceding 381505488. In scientific notation, it is written as 3.81505487 × 10^8. The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors. There are 343427040 positive integers (up to 381505487) that are relatively prime to 381505487.

Interesting facts

Basic properties

Name

Name three hundred eighty-one million five hundred five thousand four hundred eighty-seven

Notation

Scientific notation 3.81505487 × 10^8
Engineering notation 3.81505487 × 10^6

Prime Factorization of 381505487

Prime Factorization 11 × 174283 × 199

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 381505487
Product of the distinct prime numbers

The prime factorization of 381505487 is 11 × 174283 × 199. Since it has a total of 3 prime factors.

Most popular turbo-numbers

2, 5, 38, 93, 413, 278, 7687, 5865, 31029, 39670, 359227, 74485, 648887, 9023505, 88324382, 60477709, 42851803, 984871914, 3883352686, 1540795344

Basic calculations (n = 381505487)

Multiplication

n×y
n×2 763010974
n×3 1144516461
n×4 1526021948
n×5 1907527435

Division

n÷y
n÷2 190752743.5
n÷3 127168495.66667
n÷3 95376371.75
n÷5 76301097.4

Exponentiation

ny
n2 145546436611107169
n3 5.5526764180435E+25
n4 2.1183765210191E+34
n5 8.0817226630076E+42

Nth Root

y√n
2√n 19532.165445746
3√n 725.27091706299
4√n 139.75752375363
5√n 52.035551010234

Divisors of 381505487

1, 11, 199, 2189, 174283, 1917113, 34682317, 381505487

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 -381505486
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 381505487 can be divided by 8 positive divisors. The sum of these divisors (counting 381505487) is 1, the average is 0.125.

Base conversion 381505487

Base System Value
2 Binary 10110101111010100111111001111
3 Ternary 222120212111010212
4 Quaternary 112233110333033
5 Quinary 1240131133422
6 Senary 101504553035
8 Octal 2657247717
10 Decimal 381505487
12 Duodecimal a792277b
16 Hexadecimal 16bd4fcf
20 Vigesimal 5j483e7
36 Base36 6b4zin

Cryptographic Hash Functions

md5 466a6f18027f554e68b91ce4d1b17f16
sha1 b20bae6af32eef364b34830343a1fa98c638dde6
sha256 4e7247370da889aa112fb19869e05a5b4b3df51c832ff16d380e902776d895a7
sha512 ba89dd4a888806cd075de744a9d4e0f855ba827e5ae66010d4fd2cd0252649cbc62aa126e40360c21f2484711c3eb8eecd3fc5b43bdec34c50e97869e7a87449
ripemd-160 65f99a80740ece41506f3cf55e7024440cb6fd72

381505487 as geometric shapes

Circle

Radius = n
Diameter 763010974
Circumference 2397069670.5268
Area 4.5724761601363E+17

Sphere

Radius = n
Volume 2.3258996590249E+26
Surface area 1.8289904640545E+18
Circumference 2397069670.5268

Square

Length = n
Perimeter 1526021948
Area 145546436611107169
Diagonal 539530233.83515

Cube

Length = n
Surface area 873278619666643014
Volume 5.5526764180435E+25
Space diagonal 660786886.85031

Equilateral Triangle

Length = n
Perimeter 1144516461
Area 6.302345576776E+16
Altitude 330393443.42515

Triangular Pyramid

Length = n
Surface area 6.302345576776E+16
Volume 6.5438919148887E+24
Height 179843411.27838