20409816 (number)

20409816 is an even 8-digits composite number following 20409815 and preceding 20409817. In scientific notation, it is written as 2.0409816 × 10^7. The sum of its digits is 30. It has a total of 6 prime factors and 32 positive divisors. There are 5831328 positive integers (up to 20409816) that are relatively prime to 20409816.

Interesting facts

Basic properties

Name

Name twenty million four hundred nine thousand eight hundred sixteen

Notation

Scientific notation 2.0409816 × 10^7
Engineering notation 2.0409816 × 10^6

Prime Factorization of 20409816

Prime Factorization 2 × 2 × 2 × 7 × 3 × 121487

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 5102454
Product of the distinct prime numbers

The prime factorization of 20409816 is 2 × 2 × 2 × 7 × 3 × 121487. Since it has a total of 6 prime factors.

Most popular turbo-numbers

8, 7, 61, 79, 853, 446, 2799, 2613, 16574, 16903, 294562, 385562, 1872658, 7745951, 59743323, 59602931, 946282529, 720798689, 8862974236, 7832543003

Basic calculations (n = 20409816)

Multiplication

n×y
n×2 40819632
n×3 61229448
n×4 81639264
n×5 102049080

Division

n÷y
n÷2 10204908
n÷3 6803272
n÷3 5102454
n÷5 4081963.2

Exponentiation

ny
n2 416560589153856
n3 8.5019249774818E+21
n4 1.7352272443621E+29
n5 3.5415668775617E+36

Nth Root

y√n
2√n 4517.7224350329
3√n 273.28326004544
4√n 67.214004753719
5√n 28.971288965683

Divisors of 20409816

1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 121487, 242974, 364461, 485948, 728922, 850409, 971896, 1457844, 1700818, 2551227, 2915688, 3401636, 5102454, 6803272, 10204908, 20409816

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 -20409815
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 20409816 can be divided by 32 positive divisors. The sum of these divisors (counting 20409816) is 1, the average is 0.03125.

Base conversion 20409816

Base System Value
2 Binary 1001101110110110111011000
3 Ternary 1102101221000010
4 Quaternary 1031312313120
5 Quinary 20211103231
6 Senary 2005241520
8 Octal 115666730
10 Decimal 20409816
12 Duodecimal 6a032a0
16 Hexadecimal 1376dd8
20 Vigesimal 67b4ag
36 Base36 c5gbc

Cryptographic Hash Functions

md5 05d068b0ecea78fe6c4c1c99673460d8
sha1 6c8a374ea324bdf019121336be63c94288169997
sha256 03fb2ba9543fe45af742083469776311a4913d7566539d4ef80c9502dfaacc84
sha512 eed7e9b5507db5069cc02bd788eb2cad2299e1fd44ec8fb11aa61ec3af3efa257535e818e533f2e39f3a8414b133f5725e38cb0b4af99870e98eb256dc2cc50a
ripemd-160 66d30779405b3fbbad56812fd535c1320f0c9f2e

20409816 as geometric shapes

Circle

Radius = n
Diameter 40819632
Circumference 128238656.01344
Area 1.3086636866608E+15

Sphere

Radius = n
Volume 3.5612780067505E+22
Surface area 5.2346547466432E+15
Circumference 128238656.01344

Square

Length = n
Perimeter 81639264
Area 416560589153856
Diagonal 28863838.592739

Cube

Length = n
Surface area 2499363534923136
Volume 8.5019249774818E+21
Space diagonal 35350838.285132

Equilateral Triangle

Length = n
Perimeter 61229448
Area 1.8037602621133E+14
Altitude 17675419.142566

Triangular Pyramid

Length = n
Surface area 1.8037602621133E+14
Volume 1.0019614674528E+21
Height 9621279.5309131