Max	9223372036854775807
25835	Positive integer
0b10001100	Binary number
01771452	Octal number
0x129abf	Hex number
5.012 * 10^7	Scientific notation
2^4 * 5	Factorized form
*	Random number

18742542 (number)

18742542 is an even 8-digits composite number following 18742541 and preceding 18742543. In scientific notation, it is written as 1.8742542 × 10^7. The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors. There are 4942944 positive integers (up to 18742542) that are relatively prime to 18742542.

Interesting facts

18742542 has 16 divisors, whose sum is 31719072
The reverse of 18742542 is 24524781
Previous prime number is 13

Basic properties

Is Prime? no
Number parity even
Number length 8
Sum of Digits 33
Digital Root 6

Name

Name	eighteen million seven hundred forty-two thousand five hundred forty-two

Notation

Scientific notation	1.8742542 × 10^7
Engineering notation	1.8742542 × 10^6

Prime Factorization of 18742542

Prime Factorization 2 × 21 × 13 × 34327

Composite number

ω	Distinct Factors	4	Total number of distinct prime factors
Ω	Total Factors	4	Total number of prime factors
rad	Radical	18742542	Product of the distinct prime numbers

The prime factorization of 18742542 is 2 × 21 × 13 × 34327. Since it has a total of 4 prime factors.

Most popular turbo-numbers

5, 8, 20, 3, 41, 640, 3964, 4062, 68833, 53829, 691305, 454606, 3626863, 4617970, 21796356, 97462257, 931465185, 582009366, 2020016953, 591519297

Basic calculations (n = 18742542)

Multiplication

n×y

n×2	37485084
n×3	56227626
n×4	74970168
n×5	93712710

Division

n÷y

n÷2	9371271
n÷3	6247514
n÷3	4685635.5
n÷5	3748508.4

Exponentiation

n^y

n²	351282880621764
n³	6.5839341439344E+21
n⁴	1.2339966221792E+29
n⁵	2.3128233519053E+36

Nth Root

^y√n

²√n	4329.2657576083
³√n	265.62941403507
⁴√n	65.797156151374
⁵√n	28.481686285412

Divisors of 18742542

1, 2, 13, 21, 26, 42, 273, 546, 34327, 68654, 446251, 720867, 892502, 1441734, 9371271, 18742542

16 divisors

τ	Total Divisors	16	Total number of the positive divisors of n
σ	Sum of Divisors	1	Sum of all the positive divisors of n
s	Aliquot Sum	-18742541	Sum of the proper positive divisors of n
A	Arithmetic Mean	0.0625	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	16	Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 18742542 can be divided by 16 positive divisors. The sum of these divisors (counting 18742542) is 1, the average is 0.0625.

Base conversion 18742542

Base	System	Value
2	Binary	1000111011111110100001110
3	Ternary	1022021012221020
4	Quaternary	1013133310032
5	Quinary	14244230132
6	Senary	1505415010
8	Octal	107376416
10	Decimal	18742542
12	Duodecimal	633a466
16	Hexadecimal	11dfd0e
20	Vigesimal	5h2g72
36	Base36	b5pu6

Cryptographic Hash Functions

md5	fc41d355f8e0e6944ca97c01613d7556
sha1	2870660258a9115c241be0963a81762085cfa06e
sha256	c8e84555f0b6290efa329d2815c11b0bcfe928829ffc839205ca0c335e07582d
sha512	88f45472e274ed3cf6f137b0d74f90ce3ca029c23d160c053d3d196914f3059a25c95a3ec5e19cab6b43d9b8bab41c2045856bfd38ac2dc73badad1866c58a4e
ripemd-160	ac095015b381727d2426dbab4794390df2279fae

18742542 as geometric shapes

Circle

Radius = n

Diameter	37485084
Circumference	117762864.5136
Area	1.1035877170932E+15

Sphere

Radius = n

Volume	2.7578718851071E+22
Surface area	4.4143508683728E+15
Circumference	117762864.5136

Square

Length = n

Perimeter	74970168
Area	351282880621764
Diagonal	26505957.089747

Cube

Length = n

Surface area	2107697283730584
Volume	6.5839341439344E+21
Space diagonal	32463035.006994

Equilateral Triangle

Length = n

Perimeter	56227626
Area	1.5210994926651E+14
Altitude	16231517.503497

Triangular Pyramid

Length = n

Surface area	1.5210994926651E+14
Volume	7.7592408001028E+20
Height	8835319.0299158