20784540 (number)

20784540 is an even 8-digits composite number following 20784539 and preceding 20784541. In scientific notation, it is written as 2.0784540 × 10^7. The sum of its digits is 30. It has a total of 7 prime factors and 96 positive divisors. There are 4300800 positive integers (up to 20784540) that are relatively prime to 20784540.

Interesting facts

Basic properties

Name

Name twenty million seven hundred eighty-four thousand five hundred forty

Notation

Scientific notation 2.0784540 × 10^7
Engineering notation 2.0784540 × 10^6

Prime Factorization of 20784540

Prime Factorization 2 × 2 × 21 × 5 × 71 × 17 × 41

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 10392270
Product of the distinct prime numbers

The prime factorization of 20784540 is 2 × 2 × 21 × 5 × 71 × 17 × 41. Since it has a total of 7 prime factors.

Most popular turbo-numbers

5, 7, 72, 30, 385, 562, 8720, 2649, 97078, 8264, 881712, 46543, 9595775, 7354527, 82621915, 97653076, 91594996, 331525083, 7993383038, 6757044856

Basic calculations (n = 20784540)

Multiplication

n×y
n×2 41569080
n×3 62353620
n×4 83138160
n×5 103922700

Division

n÷y
n÷2 10392270
n÷3 6928180
n÷3 5196135
n÷5 4156908

Exponentiation

ny
n2 431997103011600
n3 8.9788610674287E+21
n4 1.8662149701041E+29
n5 3.8788419694728E+36

Nth Root

y√n
2√n 4559.0064707127
3√n 274.94562010135
4√n 67.520415214309
5√n 29.076898700522

Divisors of 20784540

1, 2, 4, 5, 10, 17, 20, 21, 34, 41, 42, 68, 71, 82, 84, 85, 105, 142, 164, 170, 205, 210, 284, 340, 355, 357, 410, 420, 697, 710, 714, 820, 861, 1207, 1394, 1420, 1428, 1491, 1722, 1785, 2414, 2788, 2911, 2982, 3444, 3485, 3570, 4305, 4828, 5822, 5964, 6035, 6970, 7140, 7455, 8610, 11644, 12070, 13940, 14555, 14637, 14910, 17220, 24140, 25347, 29110, 29274, 29820, 49487, 50694, 58220, 58548, 61131, 73185, 98974, 101388, 122262, 126735, 146370, 197948, 244524, 247435, 253470, 292740, 305655, 494870, 506940, 611310, 989740, 1039227, 1222620, 2078454, 4156908, 5196135, 10392270, 20784540

96 divisors

τ Total Divisors 96
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20784539
Sum of the proper positive divisors of n
A Arithmetic Mean 0.010416666666667
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 96
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20784540 can be divided by 96 positive divisors. The sum of these divisors (counting 20784540) is 1, the average is 0.010416666666667.

Base conversion 20784540

Base System Value
2 Binary 1001111010010010110011100
3 Ternary 1110002222000210
4 Quaternary 1033102112130
5 Quinary 20310101130
6 Senary 2021252420
8 Octal 117222634
10 Decimal 20784540
12 Duodecimal 6b64110
16 Hexadecimal 13d259c
20 Vigesimal 69i170
36 Base36 cdhgc

Cryptographic Hash Functions

md5 fb3829325daf0afcf47eaa3b45a30200
sha1 ac24e5181ada5eba7edfde306a97f03bc2f87bf5
sha256 edc2adac5d660cbd81aec40ffbb86ff12eb981d12e1ad90ab99319dfa178ae22
sha512 ed588df3feefa1c10db969c51f820e4310870aa4b21f66203478ad73a66d02143ee3ffb6b1e6ea1fa5aa3159131129dc52633290bd3aabd72555cbd0f407d274
ripemd-160 2f701a28ac63e8ae4c0cc713d7d82884bc1c0caa

20784540 as geometric shapes

Circle

Radius = n
Diameter 41569080
Circumference 130593116.34449
Area 1.3571589251933E+15

Sphere

Radius = n
Volume 3.7610565289383E+22
Surface area 5.4286357007733E+15
Circumference 130593116.34449

Square

Length = n
Perimeter 83138160
Area 431997103011600
Diagonal 29393778.355686

Cube

Length = n
Surface area 2591982618069600
Volume 8.9788610674287E+21
Space diagonal 35999879.291948

Equilateral Triangle

Length = n
Perimeter 62353620
Area 1.8706023278466E+14
Altitude 17999939.645974

Triangular Pyramid

Length = n
Surface area 1.8706023278466E+14
Volume 1.0581689246851E+21
Height 9797926.118562