12642784 (number)

12642784 is an even 8-digits composite number following 12642783 and preceding 12642785. In scientific notation, it is written as 1.2642784 × 10^7. The sum of its digits is 34. It has a total of 9 prime factors and 72 positive divisors. There are 4919040 positive integers (up to 12642784) that are relatively prime to 12642784.

Interesting facts

Basic properties

Name

Name twelve million six hundred forty-two thousand seven hundred eighty-four

Notation

Scientific notation 1.2642784 × 10^7
Engineering notation 1.2642784 × 10^6

Prime Factorization of 12642784

Prime Factorization 2 × 2 × 2 × 2 × 2 × 11 × 7 × 7 × 733

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 112882
Product of the distinct prime numbers

The prime factorization of 12642784 is 2 × 2 × 2 × 2 × 2 × 11 × 7 × 7 × 733. Since it has a total of 9 prime factors.

Most popular turbo-numbers

8, 7, 71, 75, 351, 133, 2293, 3669, 57733, 48196, 187076, 434362, 4517495, 6037786, 84271654, 38150513, 832750367, 406238600, 1929106244, 2992141173

Basic calculations (n = 12642784)

Multiplication

n×y
n×2 25285568
n×3 37928352
n×4 50571136
n×5 63213920

Division

n÷y
n÷2 6321392
n÷3 4214261.3333333
n÷3 3160696
n÷5 2528556.8

Exponentiation

ny
n2 159839987270656
n3 2.0208224336257E+21
n4 2.5548821530683E+28
n5 3.2300823206698E+35

Nth Root

y√n
2√n 3555.6692759592
3√n 232.95975776602
4√n 59.629432966943
5√n 26.325009927134

Divisors of 12642784

1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 77, 88, 98, 112, 154, 176, 196, 224, 308, 352, 392, 539, 616, 733, 784, 1078, 1232, 1466, 1568, 2156, 2464, 2932, 4312, 5131, 5864, 8063, 8624, 10262, 11728, 16126, 17248, 20524, 23456, 32252, 35917, 41048, 56441, 64504, 71834, 82096, 112882, 129008, 143668, 164192, 225764, 258016, 287336, 395087, 451528, 574672, 790174, 903056, 1149344, 1580348, 1806112, 3160696, 6321392, 12642784

72 divisors

τ Total Divisors 72
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -12642783
Sum of the proper positive divisors of n
A Arithmetic Mean 0.013888888888889
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 72
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 12642784 can be divided by 72 positive divisors. The sum of these divisors (counting 12642784) is 1, the average is 0.013888888888889.

Base conversion 12642784

Base System Value
2 Binary 110000001110100111100000
3 Ternary 212210022122021
4 Quaternary 300032213200
5 Quinary 11214032114
6 Senary 1130551224
8 Octal 60164740
10 Decimal 12642784
12 Duodecimal 4298514
16 Hexadecimal c0e9e0
20 Vigesimal 3j06j4
36 Base36 7iz8g

Cryptographic Hash Functions

md5 ae7265e7f72f5c2e34274889540509ea
sha1 f12a98d56fcbabbdd1da1709b05c463fa2190e85
sha256 cc6261efb1e307003010b041337fa746d07e43ba87b6c9a061882e919a8c2807
sha512 f09491deb764dc617b80392a460a027599661ce7c99c1989326248c4c108aa5bbca1b9e06a8fe282dca03badff0b877d8254fd3d7a973858b912d068e07bda2f
ripemd-160 65cc0669d7f09109f3b39f2dab61bfe74ef843dd

12642784 as geometric shapes

Circle

Radius = n
Diameter 25285568
Circumference 79436954.670645
Area 5.0215212975938E+14

Sphere

Radius = n
Volume 8.4648012155837E+21
Surface area 2.0086085190375E+15
Circumference 79436954.670645

Square

Length = n
Perimeter 50571136
Area 159839987270656
Diagonal 17879596.598954

Cube

Length = n
Surface area 959039923623936
Volume 2.0208224336257E+21
Space diagonal 21897944.237119

Equilateral Triangle

Length = n
Perimeter 37928352
Area 69212744758485
Altitude 10948972.118559

Triangular Pyramid

Length = n
Surface area 69212744758485
Volume 2.3815620773177E+20
Height 5959865.5329845