987990434 (number)

987990434 is an even 9-digits composite number following 987990433 and preceding 987990435. In scientific notation, it is written as 9.87990434 × 10^8. The sum of its digits is 53. It has a total of 2 prime factors and 4 positive divisors. There are 493995216 positive integers (up to 987990434) that are relatively prime to 987990434.

Interesting facts

Basic properties

Name

Name nine hundred eighty-seven million nine hundred ninety thousand four hundred thirty-four

Notation

Scientific notation 9.87990434 × 10^8
Engineering notation 9.87990434 × 10^6

Prime Factorization of 987990434

Prime Factorization 2 × 493995217

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 987990434
Product of the distinct prime numbers

The prime factorization of 987990434 is 2 × 493995217. Since it has a total of 2 prime factors.

Most popular turbo-numbers

Basic calculations (n = 987990434)

Multiplication

n×y
n×2 1975980868
n×3 2963971302
n×4 3951961736
n×5 4939952170

Division

n÷y
n÷2 493995217
n÷3 329330144.66667
n÷3 246997608.5
n÷5 197598086.8

Exponentiation

ny
n2 976125097675508356
n3 9.6440225889072E+26
n4 9.5282020631202E+35
n5 9.4137724915818E+44

Nth Root

y√n
2√n 31432.315123134
3√n 995.9806780282
4√n 177.29161041384
5√n 62.943450657955

Divisors of 987990434

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 -987990433
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 987990434 can be divided by 4 positive divisors. The sum of these divisors (counting 987990434) is 1, the average is 0.25.

Base conversion 987990434

Base System Value
2 Binary 111010111000111000100110100010
3 Ternary 2112212002010002022
4 Quaternary 322320320212202
5 Quinary 4010411143214
6 Senary 242012021442
8 Octal 7270704642
10 Decimal 987990434
12 Duodecimal 236a61882
16 Hexadecimal 3ae389a2
20 Vigesimal f8eig1e
36 Base36 gc82aq

Cryptographic Hash Functions

md5 f470c53bd3639f1682213897c702d2e8
sha1 b859dab808bedcb49de2c8b78456a5c71361b161
sha256 edd604c0959270ca2b77bf64bb55782adcd3b75c00835afe4aedf13a4de0e118
sha512 e5548acee7f8c27afecaf8aeceaaee5ab6a7eefd76e26683d1a22faf025c12e2c6a04b01858444b1c6cccf613edf3414902e0be1c2032459b6c9231eaa1bd1f2
ripemd-160 001f05f8dc6a1de7b574dd8ea61461bbc596d860

987990434 as geometric shapes

Circle

Radius = n
Diameter 1975980868
Circumference 6207726978.5428
Area 3.066587435842E+18

Sphere

Radius = n
Volume 4.0396787355153E+27
Surface area 1.2266349743368E+19
Circumference 6207726978.5428

Square

Length = n
Perimeter 3951961736
Area 976125097675508356
Diagonal 1397229471.2577

Cube

Length = n
Surface area 5856750586053050136
Volume 9.6440225889072E+26
Space diagonal 1711249629.08

Equilateral Triangle

Length = n
Perimeter 2963971302
Area 4.2267456592928E+17
Altitude 855624814.54001

Triangular Pyramid

Length = n
Surface area 4.2267456592928E+17
Volume 1.1365589617554E+26
Height 465743157.08589