19986720 (number)

19986720 is an even 8-digits composite number following 19986719 and preceding 19986721. In scientific notation, it is written as 1.9986720 × 10^7. The sum of its digits is 42. It has a total of 9 prime factors and 96 positive divisors. There are 4918272 positive integers (up to 19986720) that are relatively prime to 19986720.

Interesting facts

Basic properties

Name

Name nineteen million nine hundred eighty-six thousand seven hundred twenty

Notation

Scientific notation 1.9986720 × 10^7
Engineering notation 1.9986720 × 10^6

Prime Factorization of 19986720

Prime Factorization 2 × 2 × 2 × 2 × 2 × 13 × 3 × 5 × 3203

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 1249170
Product of the distinct prime numbers

The prime factorization of 19986720 is 2 × 2 × 2 × 2 × 2 × 13 × 3 × 5 × 3203. Since it has a total of 9 prime factors.

Most popular turbo-numbers

4, 3, 60, 47, 631, 824, 8928, 6650, 84128, 29415, 134483, 312141, 8348972, 6371651, 22841596, 50389818, 539927260, 217572443, 1367525949, 3457823521

Basic calculations (n = 19986720)

Multiplication

n×y
n×2 39973440
n×3 59960160
n×4 79946880
n×5 99933600

Division

n÷y
n÷2 9993360
n÷3 6662240
n÷3 4996680
n÷5 3997344

Exponentiation

ny
n2 399468976358400
n3 7.984074579162E+21
n4 1.5957546307283E+29
n5 3.189390099307E+36

Nth Root

y√n
2√n 4470.6509593123
3√n 271.38166924716
4√n 66.862926643337
5√n 28.85016528906

Divisors of 19986720

1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 3203, 6240, 6406, 9609, 12812, 16015, 19218, 25624, 32030, 38436, 41639, 48045, 51248, 64060, 76872, 83278, 96090, 102496, 124917, 128120, 153744, 166556, 192180, 208195, 249834, 256240, 307488, 333112, 384360, 416390, 499668, 512480, 624585, 666224, 768720, 832780, 999336, 1249170, 1332448, 1537440, 1665560, 1998672, 2498340, 3331120, 3997344, 4996680, 6662240, 9993360, 19986720

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 -19986719
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 19986720 can be divided by 96 positive divisors. The sum of these divisors (counting 19986720) is 1, the average is 0.010416666666667.

Base conversion 19986720

Base System Value
2 Binary 1001100001111100100100000
3 Ternary 1101121102121220
4 Quaternary 1030033210200
5 Quinary 20104033340
6 Senary 1552215040
8 Octal 114174440
10 Decimal 19986720
12 Duodecimal 683a480
16 Hexadecimal 130f920
20 Vigesimal 64i6g0
36 Base36 bwduo

Cryptographic Hash Functions

md5 fcf7c6d145f35077e83544efbaf5f367
sha1 319bf7b0d0728a2de374f713496741e57f144877
sha256 b91c373b63c75d49cd3fc10322869b3ff9be48372192609a511f53d6d55abe90
sha512 8f2307b30b15318c52c8c909f91b5fc90a2e0d0cce76ded1ad9b7b16410a8df3d7b0f6e0f7cf4406e185ffe41881f77fa4d56b2c94a0604ac7401307bac33b8b
ripemd-160 0e81a3620e50d49ad9bb72f289de6e3966e39ab9

19986720 as geometric shapes

Circle

Radius = n
Diameter 39973440
Circumference 125580265.44271
Area 1.2549688014646E+15

Sphere

Radius = n
Volume 3.3443613391478E+22
Surface area 5.0198752058583E+15
Circumference 125580265.44271

Square

Length = n
Perimeter 79946880
Area 399468976358400
Diagonal 28265490.491354

Cube

Length = n
Surface area 2396813858150400
Volume 7.984074579162E+21
Space diagonal 34618014.516653

Equilateral Triangle

Length = n
Perimeter 59960160
Area 1.7297514077507E+14
Altitude 17309007.258327

Triangular Pyramid

Length = n
Surface area 1.7297514077507E+14
Volume 9.4093221273743E+20
Height 9421830.1637845