987144487 (number)

987144487 is an odd 9-digits composite number following 987144486 and preceding 987144488. In scientific notation, it is written as 9.87144487 × 10^8. The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors. There are 800271360 positive integers (up to 987144487) that are relatively prime to 987144487.

Interesting facts

Basic properties

Name

Name nine hundred eighty-seven million one hundred forty-four thousand four hundred eighty-seven

Notation

Scientific notation 9.87144487 × 10^8
Engineering notation 9.87144487 × 10^6

Prime Factorization of 987144487

Prime Factorization 133 × 641 × 11579

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 987144487
Product of the distinct prime numbers

The prime factorization of 987144487 is 133 × 641 × 11579. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 987144487)

Multiplication

n×y
n×2 1974288974
n×3 2961433461
n×4 3948577948
n×5 4935722435

Division

n÷y
n÷2 493572243.5
n÷3 329048162.33333
n÷3 246786121.75
n÷5 197428897.4

Exponentiation

ny
n2 974454238214493169
n3 9.6192712908722E+26
n4 9.4956106237419E+35
n5 9.3735396779254E+44

Nth Root

y√n
2√n 31418.8555966
3√n 995.69633402939
4√n 177.25364762566
5√n 62.932668150877

Divisors of 987144487

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 -987144486
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 987144487 can be divided by 8 positive divisors. The sum of these divisors (counting 987144487) is 1, the average is 0.125.

Base conversion 987144487

Base System Value
2 Binary 111010110101101010000100100111
3 Ternary 2112210111010122221
4 Quaternary 322311222010213
5 Quinary 4010202110422
6 Senary 241541533211
8 Octal 7265520447
10 Decimal 987144487
12 Duodecimal 236714207
16 Hexadecimal 3ad6a127
20 Vigesimal f89d147
36 Base36 gbpxk7

Cryptographic Hash Functions

md5 b556424d170c1d94b64061f797465c6b
sha1 75232f8ae0bdc93567ca3b29ee13563de0c0029d
sha256 7104dfa40d94ecbcd1691f7cb567cb7d408d1b1c0645bbdc799f48d66a4ab570
sha512 53cdf12e6140dae59c956126c26dd2a3a1ad29cdfb1edeffb2f310e6438df34c1c1893ac072e0b75a4017ce08b4669c2fb7ecaa501c86dae85ca76877344afee
ripemd-160 9ab1974ce7e79298e931f19ded739c05f462be12

987144487 as geometric shapes

Circle

Radius = n
Diameter 1974288974
Circumference 6202411736.7817
Area 3.0613382760341E+18

Sphere

Radius = n
Volume 4.0293109360388E+27
Surface area 1.2245353104136E+19
Circumference 6202411736.7817

Square

Length = n
Perimeter 3948577948
Area 974454238214493169
Diagonal 1396033121.5372

Cube

Length = n
Surface area 5846725429286959014
Volume 9.6192712908722E+26
Space diagonal 1709784405.8955

Equilateral Triangle

Length = n
Perimeter 2961433461
Area 4.2195106255958E+17
Altitude 854892202.94776

Triangular Pyramid

Length = n
Surface area 4.2195106255958E+17
Volume 1.1336419933081E+26
Height 465344373.84574