987128830 (number)

987128830 is an even 9-digits composite number following 987128829 and preceding 987128831. In scientific notation, it is written as 9.87128830 × 10^8. The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors. There are 394851528 positive integers (up to 987128830) that are relatively prime to 987128830.

Interesting facts

Basic properties

Name

Name nine hundred eighty-seven million one hundred twenty-eight thousand eight hundred thirty

Notation

Scientific notation 9.87128830 × 10^8
Engineering notation 9.87128830 × 10^6

Prime Factorization of 987128830

Prime Factorization 2 × 5 × 98712883

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 987128830
Product of the distinct prime numbers

The prime factorization of 987128830 is 2 × 5 × 98712883. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 987128830)

Multiplication

n×y
n×2 1974257660
n×3 2961386490
n×4 3948515320
n×5 4935644150

Division

n÷y
n÷2 493564415
n÷3 329042943.33333
n÷3 246782207.5
n÷5 197425766

Exponentiation

ny
n2 974423327017168900
n3 9.6188135872317E+26
n4 9.4950082023521E+35
n5 9.3727963376282E+44

Nth Root

y√n
2√n 31418.606429948
3√n 995.69106978823
4√n 177.25294477088
5√n 62.932468515859

Divisors of 987128830

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 -987128829
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 987128830 can be divided by 8 positive divisors. The sum of these divisors (counting 987128830) is 1, the average is 0.125.

Base conversion 987128830

Base System Value
2 Binary 111010110101100110001111111110
3 Ternary 2112210110100012001
4 Quaternary 322311212033332
5 Quinary 4010201110310
6 Senary 241541332514
8 Octal 7265461776
10 Decimal 987128830
12 Duodecimal 23670713a
16 Hexadecimal 3ad663fe
20 Vigesimal f89b21a
36 Base36 gbplha

Cryptographic Hash Functions

md5 a7865d38c4718832c30677b60d7461aa
sha1 63d4ad9bccc851507a053dfb3cc47ea5169bf82b
sha256 c3e6d0ddc15dab31443b207ceb7f61c115d5cc591764d20f8f04067bee03b874
sha512 e81cac90bda8075c8c6c40629b482d833fad23646366bff215a11c95db74be546eb7ded672006fdf83a98b65a41792bc8d20227d72a856f36e2dcee72ab954dc
ripemd-160 038dfef306388ebf8ec575618cecfd1145833de4

987128830 as geometric shapes

Circle

Radius = n
Diameter 1974257660
Circumference 6202313360.9494
Area 3.0612411656437E+18

Sphere

Radius = n
Volume 4.0291192135862E+27
Surface area 1.2244964662575E+19
Circumference 6202313360.9494

Square

Length = n
Perimeter 3948515320
Area 974423327017168900
Diagonal 1396010979.1955

Cube

Length = n
Surface area 5846539962103013400
Volume 9.6188135872317E+26
Space diagonal 1709757287.176

Equilateral Triangle

Length = n
Perimeter 2961386490
Area 4.2193767761851E+17
Altitude 854878643.58801

Triangular Pyramid

Length = n
Surface area 4.2193767761851E+17
Volume 1.1335880524168E+26
Height 465336993.06516