20571440 (number)

20571440 is an even 8-digits composite number following 20571439 and preceding 20571441. In scientific notation, it is written as 2.0571440 × 10^7. The sum of its digits is 23. It has a total of 7 prime factors and 40 positive divisors. There are 7943936 positive integers (up to 20571440) that are relatively prime to 20571440.

Interesting facts

Basic properties

Name

Name twenty million five hundred seventy-one thousand four hundred forty

Notation

Scientific notation 2.0571440 × 10^7
Engineering notation 2.0571440 × 10^6

Prime Factorization of 20571440

Prime Factorization 2 × 2 × 2 × 2 × 5 × 29 × 8867

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 2571430
Product of the distinct prime numbers

The prime factorization of 20571440 is 2 × 2 × 2 × 2 × 5 × 29 × 8867. Since it has a total of 7 prime factors.

Most popular turbo-numbers

3, 9, 58, 46, 768, 912, 7638, 9950, 26608, 66818, 872082, 857857, 2655481, 8912205, 52235085, 37245564, 574116768, 599866536, 9774797064, 4901705371

Basic calculations (n = 20571440)

Multiplication

n×y
n×2 41142880
n×3 61714320
n×4 82285760
n×5 102857200

Division

n÷y
n÷2 10285720
n÷3 6857146.6666667
n÷3 5142860
n÷5 4114288

Exponentiation

ny
n2 423184143673600
n3 8.7055072205328E+21
n4 1.7908481945676E+29
n5 3.6840326183655E+36

Nth Root

y√n
2√n 4535.5749359921
3√n 274.002734979
4√n 67.346677245371
5√n 29.017028659443

Divisors of 20571440

1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 8867, 17734, 35468, 44335, 70936, 88670, 141872, 177340, 257143, 354680, 514286, 709360, 1028572, 1285715, 2057144, 2571430, 4114288, 5142860, 10285720, 20571440

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20571439
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20571440 can be divided by 40 positive divisors. The sum of these divisors (counting 20571440) is 1, the average is 0.025.

Base conversion 20571440

Base System Value
2 Binary 1001110011110010100110000
3 Ternary 1102201010201012
4 Quaternary 1032132110300
5 Quinary 20231241230
6 Senary 2012530052
8 Octal 116362460
10 Decimal 20571440
12 Duodecimal 6a80928
16 Hexadecimal 139e530
20 Vigesimal 68b8c0
36 Base36 c8x0w

Cryptographic Hash Functions

md5 ef08b29ad753f08c8b6aa7a551042a9f
sha1 a244bf968fb18dcc60463008d7b523081892860b
sha256 d006dee7693e98bde473cb84e68c8033641a8603c66fd5b9b85cc9af905e0588
sha512 4194eee5dd8de0aad74076cf6eebf3f8d4013b600b3f7229949c633c7e6ccf6b068a95b5dd220d769c72d5296f3e64f5b3c6914035218bbabec109587dcf356b
ripemd-160 c2efd53d9344517554a9823299783423e8200999

20571440 as geometric shapes

Circle

Radius = n
Diameter 41142880
Circumference 129254169.55553
Area 1.3294721968807E+15

Sphere

Radius = n
Volume 3.6465543373065E+22
Surface area 5.3178887875227E+15
Circumference 129254169.55553

Square

Length = n
Perimeter 82285760
Area 423184143673600
Diagonal 29092409.445544

Cube

Length = n
Surface area 2539104862041600
Volume 8.7055072205328E+21
Space diagonal 35630779.264855

Equilateral Triangle

Length = n
Perimeter 61714320
Area 1.8324410945005E+14
Altitude 17815389.632427

Triangular Pyramid

Length = n
Surface area 1.8324410945005E+14
Volume 1.0259538648845E+21
Height 9697469.8151815