20008640 (number)

20008640 is an even 8-digits composite number following 20008639 and preceding 20008641. In scientific notation, it is written as 2.0008640 × 10^7. The sum of its digits is 20. It has a total of 9 prime factors and 56 positive divisors. There are 7741440 positive integers (up to 20008640) that are relatively prime to 20008640.

Interesting facts

Basic properties

Name

Name twenty million eight thousand six hundred forty

Notation

Scientific notation 2.0008640 × 10^7
Engineering notation 2.0008640 × 10^6

Prime Factorization of 20008640

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 31 × 5 × 2017

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 625270
Product of the distinct prime numbers

The prime factorization of 20008640 is 2 × 2 × 2 × 2 × 2 × 2 × 31 × 5 × 2017. Since it has a total of 9 prime factors.

Most popular turbo-numbers

5, 1, 74, 91, 542, 683, 5263, 9019, 50427, 82537, 830989, 233968, 2903401, 1801365, 70855187, 40448594, 102739116, 517165067, 1949796788, 995848236

Basic calculations (n = 20008640)

Multiplication

n×y
n×2 40017280
n×3 60025920
n×4 80034560
n×5 100043200

Division

n÷y
n÷2 10004320
n÷3 6669546.6666667
n÷3 5002160
n÷5 4001728

Exponentiation

ny
n2 400345674649600
n3 8.010372479621E+21
n4 1.6027665921064E+29
n5 3.2069179745484E+36

Nth Root

y√n
2√n 4473.1018320624
3√n 271.4808436459
4√n 66.881251723203
5√n 28.856490672905

Divisors of 20008640

1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2017, 2480, 4034, 4960, 8068, 9920, 10085, 16136, 20170, 32272, 40340, 62527, 64544, 80680, 125054, 129088, 161360, 250108, 312635, 322720, 500216, 625270, 645440, 1000432, 1250540, 2000864, 2501080, 4001728, 5002160, 10004320, 20008640

56 divisors

τ Total Divisors 56
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20008639
Sum of the proper positive divisors of n
A Arithmetic Mean 0.017857142857143
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 56
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20008640 can be divided by 56 positive divisors. The sum of these divisors (counting 20008640) is 1, the average is 0.017857142857143.

Base conversion 20008640

Base System Value
2 Binary 1001100010100111011000000
3 Ternary 1101122112200202
4 Quaternary 1030110323000
5 Quinary 20110234030
6 Senary 1552504332
8 Octal 114247300
10 Decimal 20008640
12 Duodecimal 684b0a8
16 Hexadecimal 1314ec0
20 Vigesimal 6511c0
36 Base36 bwurk

Cryptographic Hash Functions

md5 5f701f9f722ba6171d9c0edddce8ba97
sha1 c74380ff1b2d2558e7ac189d04b75d01e7995d49
sha256 34994194a9b68710bca3fda97635acc52d7165ae7325a0174f989984dcadf955
sha512 191397c83fab83de079ab5aee122d13593f1d31204a179dd05755fc571fb1806e81e0267694da134804bc78e61f9b59f820feb58c33c1840ca580282fa6bc47f
ripemd-160 36e34d997a939393b6a10eb0cbf247dbbbd8fe47

20008640 as geometric shapes

Circle

Radius = n
Diameter 40017280
Circumference 125717992.86465
Area 1.2577230303756E+15

Sphere

Radius = n
Volume 3.3553769779327E+22
Surface area 5.0308921215025E+15
Circumference 125717992.86465

Square

Length = n
Perimeter 80034560
Area 400345674649600
Diagonal 28296490.052641

Cube

Length = n
Surface area 2402074047897600
Volume 8.010372479621E+21
Space diagonal 34655981.070355

Equilateral Triangle

Length = n
Perimeter 60025920
Area 1.7335476227089E+14
Altitude 17327990.535177

Triangular Pyramid

Length = n
Surface area 1.7335476227089E+14
Volume 9.4403145002835E+20
Height 9432163.3508803