987408728 (number)

987408728 is an even 9-digits composite number following 987408727 and preceding 987408729. In scientific notation, it is written as 9.87408728 × 10^8. The sum of its digits is 53. It has a total of 4 prime factors and 8 positive divisors. There are 493704360 positive integers (up to 987408728) that are relatively prime to 987408728.

Interesting facts

Basic properties

Name

Name nine hundred eighty-seven million four hundred eight thousand seven hundred twenty-eight

Notation

Scientific notation 9.87408728 × 10^8
Engineering notation 9.87408728 × 10^6

Prime Factorization of 987408728

Prime Factorization 2 × 2 × 2 × 123426091

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 246852182
Product of the distinct prime numbers

The prime factorization of 987408728 is 2 × 2 × 2 × 123426091. Since it has a total of 4 prime factors.

Most popular turbo-numbers

Basic calculations (n = 987408728)

Multiplication

n×y
n×2 1974817456
n×3 2962226184
n×4 3949634912
n×5 4937043640

Division

n÷y
n÷2 493704364
n÷3 329136242.66667
n÷3 246852182
n÷5 197481745.6

Exponentiation

ny
n2 974975996130577984
n3 9.6269980816983E+26
n4 9.5057819303081E+35
n5 9.3860920444509E+44

Nth Root

y√n
2√n 31423.060449294
3√n 995.78516949569
4√n 177.26550834636
5√n 62.936036981096

Divisors of 987408728

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 -987408727
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 987408728 can be divided by 8 positive divisors. The sum of these divisors (counting 987408728) is 1, the average is 0.125.

Base conversion 987408728

Base System Value
2 Binary 111010110110101010100101011000
3 Ternary 2112210222120010122
4 Quaternary 322312222211120
5 Quinary 4010234034403
6 Senary 241551332412
8 Octal 7266524530
10 Decimal 987408728
12 Duodecimal 236821108
16 Hexadecimal 3adaa958
20 Vigesimal f8b61g8
36 Base36 gbvlg8

Cryptographic Hash Functions

md5 e57fd1300ce7a831536d5ac9594bba07
sha1 3c0b11f8860f19ed7c27eebb4ed0b202d3a9ec5c
sha256 15c1374490ac5d5ca208446f34bf23ac62c3b78fdb4a4308f2593e3107df5f12
sha512 720fa5f4067bc08e28b0d7cee9c7849eb988fca16bb92027eac38c971a0f04386f660b2c9af1a1576b55aceedafdf5a15965d4c8530f6567592d6d33dd08ebf8
ripemd-160 d4fe123c514dc7d92fe797f5478fa42adf352ebf

987408728 as geometric shapes

Circle

Radius = n
Diameter 1974817456
Circumference 6204072011.9505
Area 3.0629774268702E+18

Sphere

Radius = n
Volume 4.0325475266115E+27
Surface area 1.2251909707481E+19
Circumference 6204072011.9505

Square

Length = n
Perimeter 3949634912
Area 974975996130577984
Diagonal 1396406814.7432

Cube

Length = n
Surface area 5849855976783467904
Volume 9.6269980816983E+26
Space diagonal 1710242084.733

Equilateral Triangle

Length = n
Perimeter 2962226184
Area 4.2217699036456E+17
Altitude 855121042.36648

Triangular Pyramid

Length = n
Surface area 4.2217699036456E+17
Volume 1.1345526043398E+26
Height 465468938.24772