387631871 (number)

387631871 is an odd 9-digits composite number following 387631870 and preceding 387631872. In scientific notation, it is written as 3.87631871 × 10^8. The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors. There are 350928000 positive integers (up to 387631871) that are relatively prime to 387631871.

Interesting facts

Basic properties

Name

Name three hundred eighty-seven million six hundred thirty-one thousand eight hundred seventy-one

Notation

Scientific notation 3.87631871 × 10^8
Engineering notation 3.87631871 × 10^6

Prime Factorization of 387631871

Prime Factorization 11 × 241 × 146221

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 387631871
Product of the distinct prime numbers

The prime factorization of 387631871 is 11 × 241 × 146221. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 387631871)

Multiplication

n×y
n×2 775263742
n×3 1162895613
n×4 1550527484
n×5 1938159355

Division

n÷y
n÷2 193815935.5
n÷3 129210623.66667
n÷3 96907967.75
n÷5 77526374.2

Exponentiation

ny
n2 150258467414960641
n3 5.8244970857654E+25
n4 2.2577607029893E+34
n5 8.7518000557001E+42

Nth Root

y√n
2√n 19688.368926856
3√n 729.13256006928
4√n 140.31524837613
5√n 52.201609733756

Divisors of 387631871

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 -387631870
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 387631871 can be divided by 8 positive divisors. The sum of these divisors (counting 387631871) is 1, the average is 0.125.

Base conversion 387631871

Base System Value
2 Binary 10111000110101100101011111111
3 Ternary 1000000101201221222
4 Quaternary 113012230223333
5 Quinary 1243213204441
6 Senary 102244143555
8 Octal 2706545377
10 Decimal 387631871
12 Duodecimal a9997bbb
16 Hexadecimal 171acaff
20 Vigesimal 612djdb
36 Base36 6esanz

Cryptographic Hash Functions

md5 bc2c45624995e3c267f3fa8eb987db7d
sha1 3a525d3b72696fad4c22129f66e26f877ffe0e81
sha256 4840821f9a7cebc67ad647c682a19c0c7b057fce8a303be6ba795cbfd9094493
sha512 1ca5d62eadc751ee7363ebdfc0bc880de989b23af9038f722819aa036dcaee983330868668d245d43e3ef5d7d11c3e3723afd5996b570c26d04e500f675d8324
ripemd-160 47dc2def26a481edb9807499585b77c6d068dff1

387631871 as geometric shapes

Circle

Radius = n
Diameter 775263742
Circumference 2435562876.4617
Area 4.720508973705E+17

Sphere

Radius = n
Volume 2.4397596340661E+26
Surface area 1.888203589482E+18
Circumference 2435562876.4617

Square

Length = n
Perimeter 1550527484
Area 150258467414960641
Diagonal 548194249.17626

Cube

Length = n
Surface area 901550804489763846
Volume 5.8244970857654E+25
Space diagonal 671398095.20498

Equilateral Triangle

Length = n
Perimeter 1162895613
Area 6.5063824957536E+16
Altitude 335699047.60249

Triangular Pyramid

Length = n
Surface area 6.5063824957536E+16
Volume 6.86423564391E+24
Height 182731416.39209