121489720 (number)

121489720 is an even 9-digits composite number following 121489719 and preceding 121489721. In scientific notation, it is written as 1.21489720 × 10^8. The sum of its digits is 34. It has a total of 6 prime factors and 32 positive divisors. There are 44177920 positive integers (up to 121489720) that are relatively prime to 121489720.

Interesting facts

Basic properties

Name

Name one hundred twenty-one million four hundred eighty-nine thousand seven hundred twenty

Notation

Scientific notation 1.21489720 × 10^8
Engineering notation 1.21489720 × 10^6

Prime Factorization of 121489720

Prime Factorization 2 × 2 × 2 × 5 × 11 × 276113

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 30372430
Product of the distinct prime numbers

The prime factorization of 121489720 is 2 × 2 × 2 × 5 × 11 × 276113. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 121489720)

Multiplication

n×y
n×2 242979440
n×3 364469160
n×4 485958880
n×5 607448600

Division

n÷y
n÷2 60744860
n÷3 40496573.333333
n÷3 30372430
n÷5 24297944

Exponentiation

ny
n2 14759752065678400
n3 1.7931581457287E+24
n4 2.178502810403E+32
n5 2.6466569645507E+40

Nth Root

y√n
2√n 11022.237522391
3√n 495.27511829325
4√n 104.98684452059
5√n 41.391189394406

Divisors of 121489720

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 -121489719
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 121489720 can be divided by 32 positive divisors. The sum of these divisors (counting 121489720) is 1, the average is 0.03125.

Base conversion 121489720

Base System Value
2 Binary 111001111011100100100111000
3 Ternary 22110121022120021
4 Quaternary 13033130210320
5 Quinary 222100132340
6 Senary 20015540224
8 Octal 717344470
10 Decimal 121489720
12 Duodecimal 3482a674
16 Hexadecimal 73dc938
20 Vigesimal 1hj6460
36 Base36 20by2g

Cryptographic Hash Functions

md5 9cb8499f719cf825d5895758a3932fe2
sha1 42f731be508796a78dfb6f95efe372b39f6afb16
sha256 8faa257f2e384038b92268bda7514040ab6f0d8d8bb6342636b74d5029a6e3e0
sha512 b7882cf089d41aba4c7a25d0fae4febd0f827032811493cc757d215b4728cfdde6aa237ef8ff2590120a7892affc64f961477f62f481f00720ed0025c03dee6a
ripemd-160 ba749e0e321b0f7769496415dd049e2dc502aae9

121489720 as geometric shapes

Circle

Radius = n
Diameter 242979440
Circumference 763342423.67736
Area 4.6369128658342E+16

Sphere

Radius = n
Volume 7.5111632764613E+24
Surface area 1.8547651463337E+17
Circumference 763342423.67736

Square

Length = n
Perimeter 485958880
Area 14759752065678400
Diagonal 171812409.71291

Cube

Length = n
Surface area 88558512394070400
Volume 1.7931581457287E+24
Space diagonal 210426367.63732

Equilateral Triangle

Length = n
Perimeter 364469160
Area 6.3911601212187E+15
Altitude 105213183.81866

Triangular Pyramid

Length = n
Surface area 6.3911601212187E+15
Volume 2.1132571409744E+23
Height 57270803.237637