121787130 (number)

121787130 is an even 9-digits composite number following 121787129 and preceding 121787131. In scientific notation, it is written as 1.21787130 × 10^8. The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors. There are 32476560 positive integers (up to 121787130) that are relatively prime to 121787130.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.21787130 × 10^8
Engineering notation 1.21787130 × 10^6

Prime Factorization of 121787130

Prime Factorization 2 × 3 × 5 × 4059571

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 121787130
Product of the distinct prime numbers

The prime factorization of 121787130 is 2 × 3 × 5 × 4059571. Since it has a total of 4 prime factors.

Most popular turbo-numbers

Basic calculations (n = 121787130)

Multiplication

n×y
n×2 243574260
n×3 365361390
n×4 487148520
n×5 608935650

Division

n÷y
n÷2 60893565
n÷3 40595710
n÷3 30446782.5
n÷5 24357426

Exponentiation

ny
n2 14832105033636900
n3 1.8063595039052E+24
n4 2.1999133972884E+32
n5 2.679211389043E+40

Nth Root

y√n
2√n 11035.720638001
3√n 495.67893775014
4√n 105.05103825285
5√n 41.411434921488

Divisors of 121787130

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -121787129
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 121787130 can be divided by 16 positive divisors. The sum of these divisors (counting 121787130) is 1, the average is 0.0625.

Base conversion 121787130

Base System Value
2 Binary 111010000100101001011111010
3 Ternary 22111011102112110
4 Quaternary 13100211023322
5 Quinary 222134142010
6 Senary 20030153150
8 Octal 720451372
10 Decimal 121787130
12 Duodecimal 349527b6
16 Hexadecimal 74252fa
20 Vigesimal 1i137ga
36 Base36 20ibju

Cryptographic Hash Functions

md5 6ada02b7f7d8f3c4fceb836d5750e9d5
sha1 41e400d77498a6655006fa58341bdf76eec14b6a
sha256 f03c8cb12e26a5a252c5f9c9d1b75dcf4897b90a6c21d2bf874383772e6158ee
sha512 c45fafef4bace903c9a79c791d88f804fd91ec8d3c57a1d31ad87acdb665482c5d565f5189c6a8b25dc2534eeb43efa54168b15e56c451ba435898b3014d4581
ripemd-160 1b10fc4a37fc92ea69218871ca16fc93b5118374

121787130 as geometric shapes

Circle

Radius = n
Diameter 243574260
Circumference 765211105.81957
Area 4.6596432210946E+16

Sphere

Radius = n
Volume 7.5664609962809E+24
Surface area 1.8638572884378E+17
Circumference 765211105.81957

Square

Length = n
Perimeter 487148520
Area 14832105033636900
Diagonal 172233010.9685

Cube

Length = n
Surface area 88992630201821400
Volume 1.8063595039052E+24
Space diagonal 210941496.868

Equilateral Triangle

Length = n
Perimeter 365361390
Area 6.4224898753643E+15
Altitude 105470748.434

Triangular Pyramid

Length = n
Surface area 6.4224898753643E+15
Volume 2.1288150907869E+23
Height 57411003.656165