28013668 (number)

28013668 is an even 8-digits composite number following 28013667 and preceding 28013669. In scientific notation, it is written as 2.8013668 × 10^7. The sum of its digits is 34. It has a total of 4 prime factors and 12 positive divisors. There are 13947752 positive integers (up to 28013668) that are relatively prime to 28013668.

Interesting facts

Basic properties

Name

Name twenty-eight million thirteen thousand six hundred sixty-eight

Notation

Scientific notation 2.8013668 × 10^7
Engineering notation 2.8013668 × 10^6

Prime Factorization of 28013668

Prime Factorization 2 × 2 × 239 × 29303

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 14006834
Product of the distinct prime numbers

The prime factorization of 28013668 is 2 × 2 × 239 × 29303. Since it has a total of 4 prime factors.

Most popular turbo-numbers

6, 8, 81, 13, 368, 189, 5338, 658, 66672, 82764, 191326, 59447, 4255732, 8763185, 41539716, 16054568, 86030007, 49587467, 3042170489, 6868571328

Basic calculations (n = 28013668)

Multiplication

n×y
n×2 56027336
n×3 84041004
n×4 112054672
n×5 140068340

Division

n÷y
n÷2 14006834
n÷3 9337889.3333333
n÷3 7003417
n÷5 5602733.6

Exponentiation

ny
n2 784765594814224
n3 2.1984162830948E+22
n4 6.1585703880412E+29
n5 1.7252414620522E+37

Nth Root

y√n
2√n 5292.7939691622
3√n 303.70829879065
4√n 72.751590835955
5√n 30.865548245446

Divisors of 28013668

1, 2, 4, 239, 478, 956, 29303, 58606, 117212, 7003417, 14006834, 28013668

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 -28013667
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 28013668 can be divided by 12 positive divisors. The sum of these divisors (counting 28013668) is 1, the average is 0.083333333333333.

Base conversion 28013668

Base System Value
2 Binary 1101010110111010001100100
3 Ternary 1221201020112021
4 Quaternary 1222313101210
5 Quinary 24132414133
6 Senary 2440232524
8 Octal 152672144
10 Decimal 28013668
12 Duodecimal 946b744
16 Hexadecimal 1ab7464
20 Vigesimal 8f1e38
36 Base36 gofhg

Cryptographic Hash Functions

md5 dafeb7682449c6a37cd58ab90a6e3233
sha1 eb382c21ba2a0a8f3bb2b294f78c17e2bbd1f900
sha256 49b3865a677ec85cecfe1d5e30f6840e12202db3d0804d021d8236f73ed552a4
sha512 75f84fa091dd49dedac652a8bdbc669bb25992f736182c7fdc010f0fced38185cf00f0004c17a7bfbbb233e7c0a103236098165f729770ac2c80c9e658c8316d
ripemd-160 a747eb6e1da1c44c95fa30b92a6285d0b5b305c1

28013668 as geometric shapes

Circle

Radius = n
Diameter 56027336
Circumference 176015067.17781
Area 2.4654138274584E+15

Sphere

Radius = n
Volume 9.2087045926705E+22
Surface area 9.8616553098336E+15
Circumference 176015067.17781

Square

Length = n
Perimeter 112054672
Area 784765594814224
Diagonal 39617309.217417

Cube

Length = n
Surface area 4708593568885344
Volume 2.1984162830948E+22
Space diagonal 48521096.282366

Equilateral Triangle

Length = n
Perimeter 84041004
Area 3.3981347056256E+14
Altitude 24260548.141183

Triangular Pyramid

Length = n
Surface area 3.3981347056256E+14
Volume 2.5908584360788E+21
Height 13205769.739139