16286721 (number)

16286721 is an odd 8-digits composite number following 16286720 and preceding 16286722. In scientific notation, it is written as 1.6286721 × 10^7. The sum of its digits is 33. It has a total of 4 prime factors and 12 positive divisors. There are 9870520 positive integers (up to 16286721) that are relatively prime to 16286721.

Interesting facts

Basic properties

Name

Name sixteen million two hundred eighty-six thousand seven hundred twenty-one

Notation

Scientific notation 1.6286721 × 10^7
Engineering notation 1.6286721 × 10^6

Prime Factorization of 16286721

Prime Factorization 3 × 11 × 11 × 44867

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 1480611
Product of the distinct prime numbers

The prime factorization of 16286721 is 3 × 11 × 11 × 44867. Since it has a total of 4 prime factors.

Most popular turbo-numbers

7, 4, 88, 77, 126, 21, 7376, 9018, 55579, 24612, 488513, 963013, 1508108, 6309563, 16438733, 25563519, 403396636, 733904970, 2994688881, 2149056679

Basic calculations (n = 16286721)

Multiplication

n×y
n×2 32573442
n×3 48860163
n×4 65146884
n×5 81433605

Division

n÷y
n÷2 8143360.5
n÷3 5428907
n÷3 4071680.25
n÷5 3257344.2

Exponentiation

ny
n2 265257280931841
n3 4.3201713277555E+21
n4 7.0361425087354E+28
n5 1.1459568995601E+36

Nth Root

y√n
2√n 4035.6809834277
3√n 253.48049832666
4√n 63.527009873185
5√n 27.692791211085

Divisors of 16286721

1, 3, 11, 33, 121, 363, 44867, 134601, 493537, 1480611, 5428907, 16286721

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -16286720
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 16286721 can be divided by 12 positive divisors. The sum of these divisors (counting 16286721) is 1, the average is 0.083333333333333.

Base conversion 16286721

Base System Value
2 Binary 111110001000010000000001
3 Ternary 1010122110011220
4 Quaternary 332020100001
5 Quinary 13132133341
6 Senary 1341025253
8 Octal 76102001
10 Decimal 16286721
12 Duodecimal 5555229
16 Hexadecimal f88401
20 Vigesimal 51fgg1
36 Base36 9p2wx

Cryptographic Hash Functions

md5 848ea43ebaf793fbbdcea565763c851e
sha1 d6bf6c9a448c227e8cbaa37773a2b4701b146a1a
sha256 3ce0182a0d8dd3b1f0761b319b7d89aa9e2391a04ef55b1b63033173afdff720
sha512 936402b77a09fbf47af3ee92d555cdf16736d0f0a2e689a6d55f42d2edfdd28c52fd904403b443c79d0f4a3dd3b92bf58214167907cd2ee643e90c934e6f8fa6
ripemd-160 f36a71933031a3529712c0de5fb9afacfe017f07

16286721 as geometric shapes

Circle

Radius = n
Diameter 32573442
Circumference 102332486.08933
Area 8.3333032508668E+14

Sphere

Radius = n
Volume 1.8096291340701E+22
Surface area 3.3333213003467E+15
Circumference 102332486.08933

Square

Length = n
Perimeter 65146884
Area 265257280931841
Diagonal 23032901.724787

Cube

Length = n
Surface area 1591543685591046
Volume 4.3201713277555E+21
Space diagonal 28209428.260699

Equilateral Triangle

Length = n
Perimeter 48860163
Area 1.1485977191288E+14
Altitude 14104714.130349

Triangular Pyramid

Length = n
Surface area 1.1485977191288E+14
Volume 5.0913707362394E+20
Height 7677633.9082622