20142 (number)

20142 is an even 5-digits composite number following 20141 and preceding 20143. In scientific notation, it is written as 2.0142 × 10^4. The sum of its digits is 9. It has a total of 4 prime factors and 16 positive divisors. There are 6696 positive integers (up to 20142) that are relatively prime to 20142.

Interesting facts

Basic properties

Name

Name twenty thousand one hundred forty-two

Notation

Scientific notation 2.0142 × 10^4
Engineering notation 2.0142 × 10^3

Prime Factorization of 20142

Prime Factorization 2 × 9 × 3 × 373

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 20142
Product of the distinct prime numbers

The prime factorization of 20142 is 2 × 9 × 3 × 373. Since it has a total of 4 prime factors.

Most popular turbo-numbers

7, 1, 76, 35, 195, 707, 532, 7668, 38135, 98716, 183348, 506109, 1495100, 1224809, 11595649, 85931463, 442715877, 781627724, 3318823021, 6382489967

Basic calculations (n = 20142)

Multiplication

n×y
n×2 40284
n×3 60426
n×4 80568
n×5 100710

Division

n÷y
n÷2 10071
n÷3 6714
n÷3 5035.5
n÷5 4028.4

Exponentiation

ny
n2 405700164
n3 8171612703288
n4 164592623069626896
n5 3.3152246138684E+21

Nth Root

y√n
2√n 141.92251407018
3√n 27.208265942208
4√n 11.91312360677
5√n 7.2580594029866

Divisors of 20142

1, 2, 3, 6, 9, 18, 27, 54, 373, 746, 1119, 2238, 3357, 6714, 10071, 20142

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 -20141
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 20142 can be divided by 16 positive divisors. The sum of these divisors (counting 20142) is 1, the average is 0.0625.

Base conversion 20142

Base System Value
2 Binary 100111010101110
3 Ternary 1000122000
4 Quaternary 10322232
5 Quinary 1121032
6 Senary 233130
8 Octal 47256
10 Decimal 20142
12 Duodecimal b7a6
16 Hexadecimal 4eae
20 Vigesimal 2a72
36 Base36 fji

Cryptographic Hash Functions

md5 a7fddb9c43e310c9554eacfa196eba3e
sha1 0171aead46678ced68ba2a5334fa3c70a2641e2a
sha256 9bbebbaaa8b874af4d5c1a4083cc49bfd3a98a897cd1c0f8e6297e95b705f064
sha512 e794a15cec0c7716a4168a81b99d638026cbcabf69bdc0b286386c230f5fb402dbb4c93b4241deb71f33287bbf8b5127c50fd440dbf943924b265053a9194758
ripemd-160 faeadbf212dc88c3b0589000f9df11e148ffaa8e

20142 as geometric shapes

Circle

Radius = n
Diameter 40284
Circumference 126555.91845721
Area 1274544654.7826

Sphere

Radius = n
Volume 34229171248841
Surface area 5098178619.1303
Circumference 126555.91845721

Square

Length = n
Perimeter 80568
Area 405700164
Diagonal 28485.089573319

Cube

Length = n
Surface area 2434200984
Volume 8171612703288
Space diagonal 34886.967366052

Equilateral Triangle

Length = n
Perimeter 60426
Area 175673324.17176
Altitude 17443.483683026

Triangular Pyramid

Length = n
Surface area 175673324.17176
Volume 963033792620.85
Height 9495.029857773