71442 (number)

71442 is an even 5-digits composite number following 71441 and preceding 71443. In scientific notation, it is written as 7.1442 × 10^4. The sum of its digits is 18. It has a total of 6 prime factors and 20 positive divisors. There are 20412 positive integers (up to 71442) that are relatively prime to 71442.

Interesting facts

Basic properties

Name

Name seventy-one thousand four hundred forty-two

Notation

Scientific notation 7.1442 × 10^4
Engineering notation 7.1442 × 10^3

Prime Factorization of 71442

Prime Factorization 2 × 3 × 441 × 3 × 3 × 3

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 2646
Product of the distinct prime numbers

The prime factorization of 71442 is 2 × 3 × 441 × 3 × 3 × 3. Since it has a total of 6 prime factors.

Most popular turbo-numbers

10, 9, 51, 16, 562, 323, 406, 7506, 71503, 67772, 632950, 933208, 8413906, 2235623, 46851399, 15625532, 561687671, 408558362, 1790461685, 6010453646

Basic calculations (n = 71442)

Multiplication

n×y
n×2 142884
n×3 214326
n×4 285768
n×5 357210

Division

n÷y
n÷2 35721
n÷3 23814
n÷3 17860.5
n÷5 14288.4

Exponentiation

ny
n2 5103959364
n3 364637064882888
n4 2.6050401189363E+19
n5 1.8610927617705E+24

Nth Root

y√n
2√n 267.28636328851
3√n 41.493926628526
4√n 16.34889486444
5√n 9.3495502649261

Divisors of 71442

1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 441, 882, 1323, 2646, 3969, 7938, 11907, 23814, 35721, 71442

20 divisors

τ Total Divisors 20
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -71441
Sum of the proper positive divisors of n
A Arithmetic Mean 0.05
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 20
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 71442 can be divided by 20 positive divisors. The sum of these divisors (counting 71442) is 1, the average is 0.05.

Base conversion 71442

Base System Value
2 Binary 10001011100010010
3 Ternary 10122000000
4 Quaternary 101130102
5 Quinary 4241232
6 Senary 1310430
8 Octal 213422
10 Decimal 71442
12 Duodecimal 35416
16 Hexadecimal 11712
20 Vigesimal 8ic2
36 Base36 1j4i

Cryptographic Hash Functions

md5 5929b09ff0e1466b877ef60483627055
sha1 8127499530fd402aee9c1cfa7ef29a413c68296b
sha256 e416c744f3a60f4519245ddb70e81f61ec10e9c9b8b04c6be322879212396640
sha512 12c5fb875e6bc275467ebf3dc4807bc750a81fdd8150ba753f45d3df685e51e24d143efea3993c6c0c06db6eec696ba41d0e1dfb1a7e5ea432f3e0e0c304a0e8
ripemd-160 48497b457e86f74a1d93230c44cbbb1b60347951

71442 as geometric shapes

Circle

Radius = n
Diameter 142884
Circumference 448883.32471552
Area 16034561242.163

Sphere

Radius = n
Volume 1.5273881656835E+15
Surface area 64138244968.653
Circumference 448883.32471552

Square

Length = n
Perimeter 285768
Area 5103959364
Diagonal 101034.24532306

Cube

Length = n
Surface area 30623756184
Volume 364637064882888
Space diagonal 123741.17379434

Equilateral Triangle

Length = n
Perimeter 214326
Area 2210079234.5537
Altitude 61870.586897168

Triangular Pyramid

Length = n
Surface area 2210079234.5537
Volume 42972890208442
Height 33678.081774353