7131288921 (number)

7131288921 is an odd 10-digits composite number following 7131288920 and preceding 7131288922. In scientific notation, it is written as 7.131288921 × 10^9. The sum of its digits is 42. It has a total of 5 prime factors and 32 positive divisors. There are 4640544000 positive integers (up to 7131288921) that are relatively prime to 7131288921.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 7.131288921 × 10^9
Engineering notation 7.131288921 × 10^9

Prime Factorization of 7131288921

Prime Factorization 101 × 3 × 263 × 109 × 821

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 7131288921
Product of the distinct prime numbers

The prime factorization of 7131288921 is 101 × 3 × 263 × 109 × 821. Since it has a total of 5 prime factors.

Most popular turbo-numbers

Basic calculations (n = 7131288921)

Multiplication

n×y
n×2 14262577842
n×3 21393866763
n×4 28525155684
n×5 35656444605

Division

n÷y
n÷2 3565644460.5
n÷3 2377096307
n÷3 1782822230.25
n÷5 1426257784.2

Exponentiation

ny
n2 5.0855281674777E+19
n3 3.6266370678167E+29
n4 2.5862596742209E+39
n5 1.8443364961601E+49

Nth Root

y√n
2√n 84446.959217014
3√n 1924.8165493139
4√n 290.59758983346
5√n 93.461684968281

Divisors of 7131288921

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -7131288920
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 7131288921 can be divided by 32 positive divisors. The sum of these divisors (counting 7131288921) is 1, the average is 0.03125.

Base conversion 7131288921

Base System Value
2 Binary 110101001000011101101010101011001
3 Ternary 200101222210000022220
4 Quaternary 12221003231111121
5 Quinary 104101102221141
6 Senary 3135344134253
8 Octal 65103552531
10 Decimal 7131288921
12 Duodecimal 1470307389
16 Hexadecimal 1a90ed559
20 Vigesimal 5b8ab261
36 Base36 39xs9qx

Cryptographic Hash Functions

md5 0e38f2094761c450c365c64dde25be08
sha1 0458da4742400c8bf33b46f1f0be1b5791a6471b
sha256 b8287d9d51dd62f68d3384ef8a795564b3974d959b70933a92efd9e36497c459
sha512 52dc9063125d321203f3bacddd82b16bd1a5d531d3acf62f6a3dc9a377dd8632cb08cfe593f91639ccfec71b872f33b6d78f7d7496d06ea69459c95a2db99272
ripemd-160 71e56e793e3960d1fe97cf853c92c5355a6558fd

7131288921 as geometric shapes

Circle

Radius = n
Diameter 14262577842
Circumference 44807209769.68
Area 1.5976657930572E+20

Sphere

Radius = n
Volume 1.5191221825986E+30
Surface area 6.3906631722288E+20
Circumference 44807209769.68

Square

Length = n
Perimeter 28525155684
Area 5.0855281674777E+19
Diagonal 10085165509.279

Cube

Length = n
Surface area 3.0513169004866E+20
Volume 3.6266370678167E+29
Space diagonal 12351754734.625

Equilateral Triangle

Length = n
Perimeter 21393866763
Area 2.2020982923485E+19
Altitude 6175877367.3125

Triangular Pyramid

Length = n
Surface area 2.2020982923485E+19
Volume 4.2740327725929E+28
Height 3361721836.4264