987221609 (number)

987221609 is an odd 9-digits composite number following 987221608 and preceding 987221610. In scientific notation, it is written as 9.87221609 × 10^8. The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors. There are 896781600 positive integers (up to 987221609) that are relatively prime to 987221609.

Interesting facts

Basic properties

Name

Name nine hundred eighty-seven million two hundred twenty-one thousand six hundred nine

Notation

Scientific notation 9.87221609 × 10^8
Engineering notation 9.87221609 × 10^6

Prime Factorization of 987221609

Prime Factorization 11 × 1321 × 67939

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 987221609
Product of the distinct prime numbers

The prime factorization of 987221609 is 11 × 1321 × 67939. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 987221609)

Multiplication

n×y
n×2 1974443218
n×3 2961664827
n×4 3948886436
n×5 4936108045

Division

n÷y
n÷2 493610804.5
n÷3 329073869.66667
n÷3 246805402.25
n÷5 197444321.8

Exponentiation

ny
n2 974606505276548881
n3 9.6215260228098E+26
n4 9.4985784012737E+35
n5 9.377201852518E+44

Nth Root

y√n
2√n 31420.082892952
3√n 995.72226339569
4√n 177.25710956955
5√n 62.933651460135

Divisors of 987221609

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 -987221608
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 987221609 can be divided by 8 positive divisors. The sum of these divisors (counting 987221609) is 1, the average is 0.125.

Base conversion 987221609

Base System Value
2 Binary 111010110101111100111001101001
3 Ternary 2112210122001110022
4 Quaternary 322311330321221
5 Quinary 4010212042414
6 Senary 241543330225
8 Octal 7265747151
10 Decimal 987221609
12 Duodecimal 236750975
16 Hexadecimal 3ad7ce69
20 Vigesimal f8a2e09
36 Base36 gbrl2h

Cryptographic Hash Functions

md5 e061a8f0541d0f377b3995ea2f2d033a
sha1 5a25113ecf66099ee96e39642a5d7ce99618e4bc
sha256 f924ea482a81c202a6559c1002d64cd651dc70c826b43f843791ea6ed13e85d7
sha512 4f326bb88d59e34f7d947d20aec14a6b6d9cb5fe6835a29b602d8818afbf4838cb5d8f8a3f636a176340bea260fa5640c896c9e4b76df8b0d5c1cc885c7ff411
ripemd-160 3e0bd663b36ab298c837eb1bd8417d2a052817a8

987221609 as geometric shapes

Circle

Radius = n
Diameter 1974443218
Circumference 6202896308.599
Area 3.0618166371176E+18

Sphere

Radius = n
Volume 4.0302553959443E+27
Surface area 1.2247266548471E+19
Circumference 6202896308.599

Square

Length = n
Perimeter 3948886436
Area 974606505276548881
Diagonal 1396142188.5156

Cube

Length = n
Surface area 5847639031659293286
Volume 9.6215260228098E+26
Space diagonal 1709917985.1179

Equilateral Triangle

Length = n
Perimeter 2961664827
Area 4.2201699613153E+17
Altitude 854958992.55895

Triangular Pyramid

Length = n
Surface area 4.2201699613153E+17
Volume 1.1339077160153E+26
Height 465380729.5052