21729042 (number)

21729042 is an even 8-digits composite number following 21729041 and preceding 21729043. In scientific notation, it is written as 2.1729042 × 10^7. The sum of its digits is 27. It has a total of 5 prime factors and 24 positive divisors. There are 7211520 positive integers (up to 21729042) that are relatively prime to 21729042.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.1729042 × 10^7
Engineering notation 2.1729042 × 10^6

Prime Factorization of 21729042

Prime Factorization 2 × 3 × 3 × 241 × 5009

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 7243014
Product of the distinct prime numbers

The prime factorization of 21729042 is 2 × 3 × 3 × 241 × 5009. Since it has a total of 5 prime factors.

Most popular turbo-numbers

5, 9, 88, 23, 977, 246, 9100, 8744, 41196, 53509, 449404, 251228, 4137147, 6204268, 27906878, 83358917, 710059812, 795241320, 4699969680, 8673912376

Basic calculations (n = 21729042)

Multiplication

n×y
n×2 43458084
n×3 65187126
n×4 86916168
n×5 108645210

Division

n÷y
n÷2 10864521
n÷3 7243014
n÷3 5432260.5
n÷5 4345808.4

Exponentiation

ny
n2 472151266237764
n3 1.0259394694434E+22
n4 2.2292681820992E+29
n5 4.8439861958098E+36

Nth Root

y√n
2√n 4661.4420515544
3√n 279.04882176419
4√n 68.274754130311
5√n 29.336487632321

Divisors of 21729042

1, 2, 3, 6, 9, 18, 241, 482, 723, 1446, 2169, 4338, 5009, 10018, 15027, 30054, 45081, 90162, 1207169, 2414338, 3621507, 7243014, 10864521, 21729042

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21729041
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21729042 can be divided by 24 positive divisors. The sum of these divisors (counting 21729042) is 1, the average is 0.041666666666667.

Base conversion 21729042

Base System Value
2 Binary 1010010111000111100010010
3 Ternary 1111212221122100
4 Quaternary 1102320330102
5 Quinary 21030312132
6 Senary 2053421230
8 Octal 122707422
10 Decimal 21729042
12 Duodecimal 733a816
16 Hexadecimal 14b8f12
20 Vigesimal 6fg2c2
36 Base36 cxq8i

Cryptographic Hash Functions

md5 1033f1f771e560d672631053df0e6710
sha1 11c810395faab4bd5de9efa8632ecce1cc5972c7
sha256 d206d51a66fc54b7be680b2b3d9686833ffcfc58a299c581687a3456e3ca1324
sha512 7331443502ca4934f0942c5525690e478a6db86d94ec851d720d077e71750b4951a9acbcec46b7506e9be1a12fa7569b707cfa64591f7dfbffe6b92dbda7ce9a
ripemd-160 f334b1e3e1089635cb9f3275f22ef8bcd965f9b1

21729042 as geometric shapes

Circle

Radius = n
Diameter 43458084
Circumference 136527597.43349
Area 1.4833069493957E+15

Sphere

Radius = n
Volume 4.2974452003081E+22
Surface area 5.9332277975827E+15
Circumference 136527597.43349

Square

Length = n
Perimeter 86916168
Area 472151266237764
Diagonal 30729505.893775

Cube

Length = n
Surface area 2832907597426584
Volume 1.0259394694434E+22
Space diagonal 37635804.743798

Equilateral Triangle

Length = n
Perimeter 65187126
Area 2.0444749549545E+14
Altitude 18817902.371899

Triangular Pyramid

Length = n
Surface area 2.0444749549545E+14
Volume 1.2090812598839E+21
Height 10243168.631258