28308738 (number)

28308738 is an even 8-digits composite number following 28308737 and preceding 28308739. In scientific notation, it is written as 2.8308738 × 10^7. The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors. There are 9427296 positive integers (up to 28308738) that are relatively prime to 28308738.

Interesting facts

Basic properties

Name

Name twenty-eight million three hundred eight thousand seven hundred thirty-eight

Notation

Scientific notation 2.8308738 × 10^7
Engineering notation 2.8308738 × 10^6

Prime Factorization of 28308738

Prime Factorization 2 × 3 × 1699 × 2777

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 28308738
Product of the distinct prime numbers

The prime factorization of 28308738 is 2 × 3 × 1699 × 2777. Since it has a total of 4 prime factors.

Most popular turbo-numbers

4, 9, 32, 33, 886, 267, 8280, 5028, 70088, 17997, 394281, 776635, 5768585, 688484, 74626615, 15507951, 12350693, 719621792, 1618550506, 8078890208

Basic calculations (n = 28308738)

Multiplication

n×y
n×2 56617476
n×3 84926214
n×4 113234952
n×5 141543690

Division

n÷y
n÷2 14154369
n÷3 9436246
n÷3 7077184.5
n÷5 5661747.6

Exponentiation

ny
n2 801384647152644
n3 2.2686188013467E+22
n4 6.4221735269197E+29
n5 1.8180362776411E+37

Nth Root

y√n
2√n 5320.5956433467
3√n 304.77090383661
4√n 72.942413199364
5√n 30.930297824684

Divisors of 28308738

1, 2, 3, 6, 1699, 2777, 3398, 5097, 5554, 8331, 10194, 16662, 4718123, 9436246, 14154369, 28308738

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28308737
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28308738 can be divided by 16 positive divisors. The sum of these divisors (counting 28308738) is 1, the average is 0.0625.

Base conversion 28308738

Base System Value
2 Binary 1101011111111010100000010
3 Ternary 1222021020021210
4 Quaternary 1223333110002
5 Quinary 24221334423
6 Senary 2450430550
8 Octal 153772402
10 Decimal 28308738
12 Duodecimal 9592456
16 Hexadecimal 1aff502
20 Vigesimal 8gibgi
36 Base36 gur5u

Cryptographic Hash Functions

md5 017ca92c9e36ca54407ee7e84d676596
sha1 a5370b87a83ccb8f84010fc35eb236fbf322c606
sha256 a88f40d3cbcaa5a0bcb902d0dce4b10ee1355ca6a50309fea59ea59c3a54f9f1
sha512 552e1c27ea5e28258919352aafbb633470b5558e92ce32bdb5e830469fb8c47d541f1b5849f1598d2a8be3e812af9a2b64f128239e471ae6ad7f503add0507d6
ripemd-160 0b68c22bf486cfa97a394f6da42a82b3fcf587f8

28308738 as geometric shapes

Circle

Radius = n
Diameter 56617476
Circumference 177869046.6664
Area 2.5176241201944E+15

Sphere

Radius = n
Volume 9.5027682134751E+22
Surface area 1.0070496480778E+16
Circumference 177869046.6664

Square

Length = n
Perimeter 113234952
Area 801384647152644
Diagonal 40034601.213267

Cube

Length = n
Surface area 4808307882915864
Volume 2.2686188013467E+22
Space diagonal 49032172.514156

Equilateral Triangle

Length = n
Perimeter 84926214
Area 3.4700973131851E+14
Altitude 24516086.257078

Triangular Pyramid

Length = n
Surface area 3.4700973131851E+14
Volume 2.6735928972659E+21
Height 13344867.071089