20449870 (number)

20449870 is an even 8-digits composite number following 20449869 and preceding 20449871. In scientific notation, it is written as 2.0449870 × 10^7. The sum of its digits is 34. It has a total of 4 prime factors and 16 positive divisors. There are 7011360 positive integers (up to 20449870) that are relatively prime to 20449870.

Interesting facts

Basic properties

Name

Name twenty million four hundred forty-nine thousand eight hundred seventy

Notation

Scientific notation 2.0449870 × 10^7
Engineering notation 2.0449870 × 10^6

Prime Factorization of 20449870

Prime Factorization 2 × 5 × 7 × 292141

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 20449870
Product of the distinct prime numbers

The prime factorization of 20449870 is 2 × 5 × 7 × 292141. Since it has a total of 4 prime factors.

Most popular turbo-numbers

10, 7, 28, 68, 42, 311, 1954, 1304, 60351, 91493, 122585, 651297, 5892600, 6830305, 13856358, 62061401, 483479933, 980805157, 3162077072, 6929124403

Basic calculations (n = 20449870)

Multiplication

n×y
n×2 40899740
n×3 61349610
n×4 81799480
n×5 102249350

Division

n÷y
n÷2 10224935
n÷3 6816623.3333333
n÷3 5112467.5
n÷5 4089974

Exponentiation

ny
n2 418197183016900
n3 8.5520780270618E+21
n4 1.7488888388327E+29
n5 3.576454939858E+36

Nth Root

y√n
2√n 4522.1532481772
3√n 273.46191484854
4√n 67.24695716668
5√n 28.98265120588

Divisors of 20449870

1, 2, 5, 7, 10, 14, 35, 70, 292141, 584282, 1460705, 2044987, 2921410, 4089974, 10224935, 20449870

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 -20449869
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 20449870 can be divided by 16 positive divisors. The sum of these divisors (counting 20449870) is 1, the average is 0.0625.

Base conversion 20449870

Base System Value
2 Binary 1001110000000101001001110
3 Ternary 1102110221221121
4 Quaternary 1032000221032
5 Quinary 20213343440
6 Senary 2010151154
8 Octal 116005116
10 Decimal 20449870
12 Duodecimal 6a224ba
16 Hexadecimal 1380a4e
20 Vigesimal 67g4da
36 Base36 c6b7y

Cryptographic Hash Functions

md5 d689351ddef691e3f451d6c77fdf809d
sha1 5e7ca99fb35f84042b1027ef8c6a19cc50cd4f89
sha256 f9adf19b440d40b6ccf787d553810171f9fd156134a57849cc47fa1bcea76fcb
sha512 1c0dee8253cfcb3097d420a8dbfbb8250e3f18cfd8201e3a91ed609c96a8ef9c009cfd0767261e113654fdfd75287ae01c187cc54417685e0d180fd491a058ac
ripemd-160 9b5f94fd8a6d72bf834056446bd9b0d2ecfa7515

20449870 as geometric shapes

Circle

Radius = n
Diameter 40899740
Circumference 128490322.71773
Area 1.3138051979178E+15

Sphere

Radius = n
Volume 3.5822860670325E+22
Surface area 5.2552207916714E+15
Circumference 128490322.71773

Square

Length = n
Perimeter 81799480
Area 418197183016900
Diagonal 28920483.502767

Cube

Length = n
Surface area 2509183098101400
Volume 8.5520780270618E+21
Space diagonal 35420213.848179

Equilateral Triangle

Length = n
Perimeter 61349610
Area 1.8108469214186E+14
Altitude 17710106.924089

Triangular Pyramid

Length = n
Surface area 1.8108469214186E+14
Volume 1.0078720610286E+21
Height 9640161.1675889