20761389 (number)

20761389 is an odd 8-digits composite number following 20761388 and preceding 20761390. In scientific notation, it is written as 2.0761389 × 10^7. The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors. There are 12287520 positive integers (up to 20761389) that are relatively prime to 20761389.

Interesting facts

Basic properties

Name

Name twenty million seven hundred sixty-one thousand three hundred eighty-nine

Notation

Scientific notation 2.0761389 × 10^7
Engineering notation 2.0761389 × 10^6

Prime Factorization of 20761389

Prime Factorization 99 × 43 × 4877

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 20761389
Product of the distinct prime numbers

The prime factorization of 20761389 is 99 × 43 × 4877. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20761389)

Multiplication

n×y
n×2 41522778
n×3 62284167
n×4 83045556
n×5 103806945

Division

n÷y
n÷2 10380694.5
n÷3 6920463
n÷3 5190347.25
n÷5 4152277.8

Exponentiation

ny
n2 431035273209321
n3 8.94889097982E+21
n4 1.8579140675063E+29
n5 3.8572876684071E+36

Nth Root

y√n
2√n 4556.4667232407
3√n 274.84349883163
4√n 67.501605338249
5√n 29.07041831266

Divisors of 20761389

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 -20761388
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 20761389 can be divided by 8 positive divisors. The sum of these divisors (counting 20761389) is 1, the average is 0.125.

Base conversion 20761389

Base System Value
2 Binary 1001111001100101100101101
3 Ternary 1110001210021100
4 Quaternary 1033030230231
5 Quinary 20303331024
6 Senary 2020553313
8 Octal 117145455
10 Decimal 20761389
12 Duodecimal 6b52839
16 Hexadecimal 13ccb2d
20 Vigesimal 69f399
36 Base36 cczl9

Cryptographic Hash Functions

md5 dbda09a3f328b7c48f88a2488fa98e98
sha1 4f295ceb8b7ca918e6a9fa7ab77835487f00adb8
sha256 cc4a02313d3b9cf37ad6446a4bb89af16ab22f000721088346cf80dfbc1c4637
sha512 1560d69e005176b386fa605639f3547f80ae755c556415937fa0b850ae8a6c6a61687945207be615fbd681d4b292ea640e8761acf3739d00221d1c72bbd8c7df
ripemd-160 09e3ed515fddfb02f2077cfce25741f68b380f73

20761389 as geometric shapes

Circle

Radius = n
Diameter 41522778
Circumference 130447654.32144
Area 1.3541372477525E+15

Sphere

Radius = n
Volume 3.7485026879971E+22
Surface area 5.4165489910099E+15
Circumference 130447654.32144

Square

Length = n
Perimeter 83045556
Area 431035273209321
Diagonal 29361037.897504

Cube

Length = n
Surface area 2586211639255926
Volume 8.94889097982E+21
Space diagonal 35959780.583702

Equilateral Triangle

Length = n
Perimeter 62284167
Area 1.8664374826322E+14
Altitude 17979890.291851

Triangular Pyramid

Length = n
Surface area 1.8664374826322E+14
Volume 1.0546369159883E+21
Height 9787012.6325012