20687520 (number)

20687520 is an even 8-digits composite number following 20687519 and preceding 20687521. In scientific notation, it is written as 2.0687520 × 10^7. The sum of its digits is 30. It has a total of 9 prime factors and 96 positive divisors. There are 4592640 positive integers (up to 20687520) that are relatively prime to 20687520.

Interesting facts

Basic properties

Name

Name twenty million six hundred eighty-seven thousand five hundred twenty

Notation

Scientific notation 2.0687520 × 10^7
Engineering notation 2.0687520 × 10^6

Prime Factorization of 20687520

Prime Factorization 2 × 2 × 2 × 2 × 2 × 15 × 7 × 131 × 47

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 1292970
Product of the distinct prime numbers

The prime factorization of 20687520 is 2 × 2 × 2 × 2 × 2 × 15 × 7 × 131 × 47. Since it has a total of 9 prime factors.

Most popular turbo-numbers

7, 8, 25, 73, 220, 623, 490, 1439, 30043, 12989, 836179, 500439, 9477061, 8933412, 80367609, 57477119, 349696906, 608987129, 1080451138, 7607775337

Basic calculations (n = 20687520)

Multiplication

n×y
n×2 41375040
n×3 62062560
n×4 82750080
n×5 103437600

Division

n÷y
n÷2 10343760
n÷3 6895840
n÷3 5171880
n÷5 4137504

Exponentiation

ny
n2 427973483750400
n3 8.8537100045561E+21
n4 1.8316130279345E+29
n5 3.7891531147656E+36

Nth Root

y√n
2√n 4548.3535482634
3√n 274.51714717985
4√n 67.441482399658
5√n 29.049702305137

Divisors of 20687520

1, 2, 4, 7, 8, 14, 15, 16, 28, 30, 32, 47, 56, 60, 94, 105, 112, 120, 131, 188, 210, 224, 240, 262, 329, 376, 420, 480, 524, 658, 705, 752, 840, 917, 1048, 1316, 1410, 1504, 1680, 1834, 1965, 2096, 2632, 2820, 3360, 3668, 3930, 4192, 4935, 5264, 5640, 6157, 7336, 7860, 9870, 10528, 11280, 12314, 13755, 14672, 15720, 19740, 22560, 24628, 27510, 29344, 31440, 39480, 43099, 49256, 55020, 62880, 78960, 86198, 92355, 98512, 110040, 157920, 172396, 184710, 197024, 220080, 344792, 369420, 440160, 646485, 689584, 738840, 1292970, 1379168, 1477680, 2585940, 2955360, 5171880, 10343760, 20687520

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 -20687519
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 20687520 can be divided by 96 positive divisors. The sum of these divisors (counting 20687520) is 1, the average is 0.010416666666667.

Base conversion 20687520

Base System Value
2 Binary 1001110111010101010100000
3 Ternary 1102221000221110
4 Quaternary 1032322222200
5 Quinary 20244000040
6 Senary 2015223320
8 Octal 116725240
10 Decimal 20687520
12 Duodecimal 6b17b40
16 Hexadecimal 13baaa0
20 Vigesimal 695ig0
36 Base36 cbelc

Cryptographic Hash Functions

md5 2b47b56664f79bea3f77e4359a575a86
sha1 63666ba53084fc3169f42288bab62cefaf5c0dbc
sha256 27cf57be6cc1a181d4ae77101d764668cfa46ff6b990279cc801586ab5089ffe
sha512 62e7de59663a0f908466e99196a5b5a08ff0cd31ee3504fdef53f618b2a9d2d88fba0d58d840268a1ab68cdf42ffac34157779e0d90997c1a282638fedec9859
ripemd-160 2225970ae501d47a51ab74bd85042306874553a1

20687520 as geometric shapes

Circle

Radius = n
Diameter 41375040
Circumference 129983521.70598
Area 1.3445183524815E+15

Sphere

Radius = n
Volume 3.7086333743104E+22
Surface area 5.3780734099259E+15
Circumference 129983521.70598

Square

Length = n
Perimeter 82750080
Area 427973483750400
Diagonal 29256571.355865

Cube

Length = n
Surface area 2567840902502400
Volume 8.8537100045561E+21
Space diagonal 35831835.722597

Equilateral Triangle

Length = n
Perimeter 62062560
Area 1.8531795453699E+14
Altitude 17915917.861299

Triangular Pyramid

Length = n
Surface area 1.8531795453699E+14
Volume 1.0434197304801E+21
Height 9752190.4519549