20791449 (number)

20791449 is an odd 8-digits composite number following 20791448 and preceding 20791450. In scientific notation, it is written as 2.0791449 × 10^7. The sum of its digits is 36. It has a total of 5 prime factors and 24 positive divisors. There are 11836800 positive integers (up to 20791449) that are relatively prime to 20791449.

Interesting facts

Basic properties

Name

Name twenty million seven hundred ninety-one thousand four hundred forty-nine

Notation

Scientific notation 2.0791449 × 10^7
Engineering notation 2.0791449 × 10^6

Prime Factorization of 20791449

Prime Factorization 3 × 3 × 7 × 823 × 401

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 6930483
Product of the distinct prime numbers

The prime factorization of 20791449 is 3 × 3 × 7 × 823 × 401. Since it has a total of 5 prime factors.

Most popular turbo-numbers

6, 9, 6, 50, 439, 958, 1138, 8768, 3248, 63203, 855214, 944733, 6977071, 9195715, 80528061, 13297676, 406108570, 653633565, 4531003318, 1115921453

Basic calculations (n = 20791449)

Multiplication

n×y
n×2 41582898
n×3 62374347
n×4 83165796
n×5 103957245

Division

n÷y
n÷2 10395724.5
n÷3 6930483
n÷3 5197862.25
n÷5 4158289.8

Exponentiation

ny
n2 432284351519601
n3 8.9878180481179E+21
n4 1.8686976056872E+29
n5 3.8852930965068E+36

Nth Root

y√n
2√n 4559.764138637
3√n 274.9760816663
4√n 67.526025639282
5√n 29.078831537014

Divisors of 20791449

1, 3, 7, 9, 21, 63, 401, 823, 1203, 2469, 2807, 3609, 5761, 7407, 8421, 17283, 25263, 51849, 330023, 990069, 2310161, 2970207, 6930483, 20791449

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20791448
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20791449 can be divided by 24 positive divisors. The sum of these divisors (counting 20791449) is 1, the average is 0.041666666666667.

Base conversion 20791449

Base System Value
2 Binary 1001111010100000010011001
3 Ternary 1110010022111200
4 Quaternary 1033110002121
5 Quinary 20310311244
6 Senary 2021344413
8 Octal 117240231
10 Decimal 20791449
12 Duodecimal 6b68109
16 Hexadecimal 13d4099
20 Vigesimal 69iic9
36 Base36 cdms9

Cryptographic Hash Functions

md5 a7e6e7515e2c24e6ff99c05b8c1916f2
sha1 8ea10af7098255d19012236b2ffccadbaa77c644
sha256 c80b8b70246381072472dd4f3996558150a9034765f5734e720185291ee6dc70
sha512 2694a283d871bae8491731eab6f5cf48d0cc10226aac8859a74141b16b9b389866c2598354f36371a898798fcfee63b826d42f96698ea3b0a50d27974aa3b318
ripemd-160 1087b1ba9af6fe5a6dc8c8d5b0e203a9000e63dc

20791449 as geometric shapes

Circle

Radius = n
Diameter 41582898
Circumference 130636526.87177
Area 1.3580613429958E+15

Sphere

Radius = n
Volume 3.7648084202358E+22
Surface area 5.4322453719832E+15
Circumference 130636526.87177

Square

Length = n
Perimeter 83165796
Area 432284351519601
Diagonal 29403549.157189

Cube

Length = n
Surface area 2593706109117606
Volume 8.9878180481179E+21
Space diagonal 36011846.030977

Equilateral Triangle

Length = n
Perimeter 62374347
Area 1.8718461503723E+14
Altitude 18005923.015489

Triangular Pyramid

Length = n
Surface area 1.8718461503723E+14
Volume 1.0592245149825E+21
Height 9801183.0523962