381445855 (number)

381445855 is an odd 9-digits composite number following 381445854 and preceding 381445856. In scientific notation, it is written as 3.81445855 × 10^8. The sum of its digits is 43. It has a total of 4 prime factors and 16 positive divisors. There are 253124640 positive integers (up to 381445855) that are relatively prime to 381445855.

Interesting facts

Basic properties

Name

Name three hundred eighty-one million four hundred forty-five thousand eight hundred fifty-five

Notation

Scientific notation 3.81445855 × 10^8
Engineering notation 3.81445855 × 10^6

Prime Factorization of 381445855

Prime Factorization 7 × 31 × 5 × 351563

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 381445855
Product of the distinct prime numbers

The prime factorization of 381445855 is 7 × 31 × 5 × 351563. Since it has a total of 4 prime factors.

Most popular turbo-numbers

5, 10, 86, 1, 594, 606, 5249, 3168, 35402, 23590, 766899, 307278, 8323025, 6097473, 42587704, 89381620, 21910741, 272655413, 8677159233, 4618951092

Basic calculations (n = 381445855)

Multiplication

n×y
n×2 762891710
n×3 1144337565
n×4 1525783420
n×5 1907229275

Division

n÷y
n÷2 190722927.5
n÷3 127148618.33333
n÷3 95361463.75
n÷5 76289171

Exponentiation

ny
n2 145500940296681025
n3 5.5500730574771E+25
n4 2.1170523627218E+34
n5 8.075408485782E+42

Nth Root

y√n
2√n 19530.638878439
3√n 725.23312677303
4√n 139.75206216167
5√n 52.033924203748

Divisors of 381445855

1, 5, 7, 31, 35, 155, 217, 1085, 351563, 1757815, 2460941, 10898453, 12304705, 54492265, 76289171, 381445855

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -381445854
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 381445855 can be divided by 16 positive divisors. The sum of these divisors (counting 381445855) is 1, the average is 0.0625.

Base conversion 381445855

Base System Value
2 Binary 10110101111000110011011011111
3 Ternary 222120202110100021
4 Quaternary 112233012123133
5 Quinary 1240122231410
6 Senary 101503413011
8 Octal 2657063337
10 Decimal 381445855
12 Duodecimal a78b4167
16 Hexadecimal 16bc66df
20 Vigesimal 5j40ecf
36 Base36 6b3pi7

Cryptographic Hash Functions

md5 bb1d35bffcb620bef106e64f5672823e
sha1 64e19bac8aa1ddbf3405124d3d31d43d9cc72803
sha256 7ea7b158bd5c2d30dfeabef539aed27eee1a3993be387cf8ffdda2a21ceb35a2
sha512 7507f92e3a3b38ef2f8ef7b10a8cfb4f8fd0e291678ced30ec60d2f636293be1c615f0fe777a7690f120b3a7e7b7360ac1470504a0eff25815e01da37b273db8
ripemd-160 0f7b463f3ecbde63b0d2fc48d6a9584f3a142331

381445855 as geometric shapes

Circle

Radius = n
Diameter 762891710
Circumference 2396694991.6206
Area 4.5710468512646E+17

Sphere

Radius = n
Volume 2.3248091659009E+26
Surface area 1.8284187405058E+18
Circumference 2396694991.6206

Square

Length = n
Perimeter 1525783420
Area 145500940296681025
Diagonal 539445901.452

Cube

Length = n
Surface area 873005641780086150
Volume 5.5500730574771E+25
Space diagonal 660683601.19655

Equilateral Triangle

Length = n
Perimeter 1144337565
Area 6.3003755285724E+16
Altitude 330341800.59828

Triangular Pyramid

Length = n
Surface area 6.3003755285724E+16
Volume 6.5408238250381E+24
Height 179815300.484