21142040 (number)

21142040 is an even 8-digits composite number following 21142039 and preceding 21142041. In scientific notation, it is written as 2.1142040 × 10^7. The sum of its digits is 14. It has a total of 6 prime factors and 32 positive divisors. There are 8410752 positive integers (up to 21142040) that are relatively prime to 21142040.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.1142040 × 10^7
Engineering notation 2.1142040 × 10^6

Prime Factorization of 21142040

Prime Factorization 2 × 2 × 2 × 5 × 197 × 2683

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 5285510
Product of the distinct prime numbers

The prime factorization of 21142040 is 2 × 2 × 2 × 5 × 197 × 2683. Since it has a total of 6 prime factors.

Most popular turbo-numbers

4, 2, 69, 82, 579, 236, 796, 7108, 47672, 45438, 740918, 332905, 6590996, 433158, 62803370, 48472065, 748571446, 55964779, 4905983536, 6750049417

Basic calculations (n = 21142040)

Multiplication

n×y
n×2 42284080
n×3 63426120
n×4 84568160
n×5 105710200

Division

n÷y
n÷2 10571020
n÷3 7047346.6666667
n÷3 5285510
n÷5 4228408

Exponentiation

ny
n2 446985855361600
n3 9.4501928334892E+21
n4 1.9979635489334E+29
n5 4.2241025270092E+36

Nth Root

y√n
2√n 4598.0474116738
3√n 276.51304837885
4√n 67.808903631262
5√n 29.176243712497

Divisors of 21142040

1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 2683, 3940, 5366, 7880, 10732, 13415, 21464, 26830, 53660, 107320, 528551, 1057102, 2114204, 2642755, 4228408, 5285510, 10571020, 21142040

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 -21142039
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 21142040 can be divided by 32 positive divisors. The sum of these divisors (counting 21142040) is 1, the average is 0.03125.

Base conversion 21142040

Base System Value
2 Binary 1010000101001101000011000
3 Ternary 1110210010102112
4 Quaternary 1100221220120
5 Quinary 20403021130
6 Senary 2033051452
8 Octal 120515030
10 Decimal 21142040
12 Duodecimal 70b6b88
16 Hexadecimal 1429a18
20 Vigesimal 6c2f20
36 Base36 cl5aw

Cryptographic Hash Functions

md5 6e299cc1ee1445003e2d46f25f99ee81
sha1 e49da16b6578c9023408232eec878ef732f17065
sha256 d09b3fab017ca6f28ca73d8bd9d99cce6cb1fd55bd48e794f609852e30ba4114
sha512 49e40334c7a95b535653a33be6f607856e4061101c24138be943c59b8fe747c7d20973bf4ff51a64d86a707a07d2a19e60f761f9f1c5a429e26e5c1884360274
ripemd-160 8cf9f643b5a251f78132b6adebf8408aac81204d

21142040 as geometric shapes

Circle

Radius = n
Diameter 42284080
Circumference 132839355.0918
Area 1.4042474794626E+15

Sphere

Radius = n
Volume 3.9584875174262E+22
Surface area 5.6169899178502E+15
Circumference 132839355.0918

Square

Length = n
Perimeter 84568160
Area 446985855361600
Diagonal 29899359.704234

Cube

Length = n
Surface area 2681915132169600
Volume 9.4501928334892E+21
Space diagonal 36619087.455654

Equilateral Triangle

Length = n
Perimeter 63426120
Area 1.9355055293773E+14
Altitude 18309543.727827

Triangular Pyramid

Length = n
Surface area 1.9355055293773E+14
Volume 1.1137159060135E+21
Height 9966453.2347448