20450142 (number)

20450142 is an even 8-digits composite number following 20450141 and preceding 20450143. In scientific notation, it is written as 2.0450142 × 10^7. The sum of its digits is 18. It has a total of 5 prime factors and 32 positive divisors. There are 6486480 positive integers (up to 20450142) that are relatively prime to 20450142.

Interesting facts

Basic properties

Name

Name twenty million four hundred fifty thousand one hundred forty-two

Notation

Scientific notation 2.0450142 × 10^7
Engineering notation 2.0450142 × 10^6

Prime Factorization of 20450142

Prime Factorization 2 × 9 × 31 × 67 × 547

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 20450142
Product of the distinct prime numbers

The prime factorization of 20450142 is 2 × 9 × 31 × 67 × 547. Since it has a total of 5 prime factors.

Most popular turbo-numbers

3, 7, 18, 6, 614, 559, 8215, 7021, 96641, 10159, 976321, 616171, 1574311, 2713443, 29938748, 33982740, 923521768, 939098220, 4741604119, 6410304489

Basic calculations (n = 20450142)

Multiplication

n×y
n×2 40900284
n×3 61350426
n×4 81800568
n×5 102250710

Division

n÷y
n÷2 10225071
n÷3 6816714
n÷3 5112535.5
n÷5 4090028.4

Exponentiation

ny
n2 418208307820164
n3 8.5524192805021E+21
n4 1.7489818872981E+29
n5 3.5766927950673E+36

Nth Root

y√n
2√n 4522.183322246
3√n 273.46312726555
4√n 67.24718077545
5√n 28.982728304063

Divisors of 20450142

1, 2, 9, 18, 31, 62, 67, 134, 279, 547, 558, 603, 1094, 1206, 2077, 4154, 4923, 9846, 16957, 18693, 33914, 36649, 37386, 73298, 152613, 305226, 329841, 659682, 1136119, 2272238, 10225071, 20450142

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20450141
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20450142 can be divided by 32 positive divisors. The sum of these divisors (counting 20450142) is 1, the average is 0.03125.

Base conversion 20450142

Base System Value
2 Binary 1001110000000101101011110
3 Ternary 1102110222022200
4 Quaternary 1032000231132
5 Quinary 20213401032
6 Senary 2010152330
8 Octal 116005536
10 Decimal 20450142
12 Duodecimal 6a226a6
16 Hexadecimal 1380b5e
20 Vigesimal 67g572
36 Base36 c6bfi

Cryptographic Hash Functions

md5 57016a962fe45f5eebb369adf521db61
sha1 1546312109457c1a878ff5968b354909e3bd5790
sha256 7f374e2830d6c872c08dcd9521e0e02ab2d43ee3b2b073ae4cbb8bbdf4c918d8
sha512 bfae6c64b90420df924aba444de4c2ad42ab322c46504392037dd156754a32b093cebc6e93647d7436ce6909e1cbbf32e0a2a708d12f6aa5abb800207345fbba
ripemd-160 6ad4cdd58715259a9dd9deb132d9884e4e636596

20450142 as geometric shapes

Circle

Radius = n
Diameter 40900284
Circumference 128492031.74414
Area 1.313840147518E+15

Sphere

Radius = n
Volume 3.5824290109393E+22
Surface area 5.2553605900722E+15
Circumference 128492031.74414

Square

Length = n
Perimeter 81800568
Area 418208307820164
Diagonal 28920868.168856

Cube

Length = n
Surface area 2509249846920984
Volume 8.5524192805021E+21
Space diagonal 35420684.965998

Equilateral Triangle

Length = n
Perimeter 61350426
Area 1.8108950932298E+14
Altitude 17710342.482999

Triangular Pyramid

Length = n
Surface area 1.8108950932298E+14
Volume 1.0079122781323E+21
Height 9640289.3896186