987993887 (number)

987993887 is an odd 9-digits composite number following 987993886 and preceding 987993888. In scientific notation, it is written as 9.87993887 × 10^8. The sum of its digits is 68. It has a total of 2 prime factors and 4 positive divisors. There are 987632256 positive integers (up to 987993887) that are relatively prime to 987993887.

Interesting facts

Basic properties

Name

Name nine hundred eighty-seven million nine hundred ninety-three thousand eight hundred eighty-seven

Notation

Scientific notation 9.87993887 × 10^8
Engineering notation 9.87993887 × 10^6

Prime Factorization of 987993887

Prime Factorization 2753 × 358879

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 987993887
Product of the distinct prime numbers

The prime factorization of 987993887 is 2753 × 358879. Since it has a total of 2 prime factors.

Most popular turbo-numbers

Basic calculations (n = 987993887)

Multiplication

n×y
n×2 1975987774
n×3 2963981661
n×4 3951975548
n×5 4939969435

Division

n÷y
n÷2 493996943.5
n÷3 329331295.66667
n÷3 246998471.75
n÷5 197598777.4

Exponentiation

ny
n2 976131920749368769
n3 9.6441237060594E+26
n4 9.5283352670585E+35
n5 9.4139369971403E+44

Nth Root

y√n
2√n 31432.370050634
3√n 995.98183833541
4√n 177.29176532099
5√n 62.943494655027

Divisors of 987993887

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -987993886
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 987993887 can be divided by 4 positive divisors. The sum of these divisors (counting 987993887) is 1, the average is 0.25.

Base conversion 987993887

Base System Value
2 Binary 111010111000111001011100011111
3 Ternary 2112212002021211012
4 Quaternary 322320321130133
5 Quinary 4010411301022
6 Senary 242012045435
8 Octal 7270713437
10 Decimal 987993887
12 Duodecimal 236a6387b
16 Hexadecimal 3ae3971f
20 Vigesimal f8ej4e7
36 Base36 gc84yn

Cryptographic Hash Functions

md5 d64c08ba94b629196caadacc096ac0de
sha1 b1436fd5bc8fa00755f78ba57bd7da16639889b3
sha256 15bc9ca4caf12d042aee148bc047a75d5fc67fb4efa97b5dd5876a8fae571488
sha512 5f3001b21045aa78d9c4d451339627090b8a1983a3c30d34b62cf9f217da6e32c8248d1d460fdbc6d2a94d974751b20bf30a91f6ef05e8601b23e31caf425c72
ripemd-160 328d808c81e4d4d4cdc9e91896a2f014a5ca2ae4

987993887 as geometric shapes

Circle

Radius = n
Diameter 1975987774
Circumference 6207748674.3816
Area 3.0666088711607E+18

Sphere

Radius = n
Volume 4.039721091369E+27
Surface area 1.2266435484643E+19
Circumference 6207748674.3816

Square

Length = n
Perimeter 3951975548
Area 976131920749368769
Diagonal 1397234354.5371

Cube

Length = n
Surface area 5856791524496212614
Volume 9.6441237060594E+26
Space diagonal 1711255609.8515

Equilateral Triangle

Length = n
Perimeter 2963981661
Area 4.2267752040693E+17
Altitude 855627804.92573

Triangular Pyramid

Length = n
Surface area 4.2267752040693E+17
Volume 1.1365708785261E+26
Height 465744784.8457