28734739 (number)

28734739 is an odd 8-digits composite number following 28734738 and preceding 28734740. In scientific notation, it is written as 2.8734739 × 10^7. The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors. There are 26122480 positive integers (up to 28734739) that are relatively prime to 28734739.

Interesting facts

Basic properties

Name

Name twenty-eight million seven hundred thirty-four thousand seven hundred thirty-nine

Notation

Scientific notation 2.8734739 × 10^7
Engineering notation 2.8734739 × 10^6

Prime Factorization of 28734739

Prime Factorization 11 × 2612249

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 28734739
Product of the distinct prime numbers

The prime factorization of 28734739 is 11 × 2612249. Since it has a total of 2 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28734739)

Multiplication

n×y
n×2 57469478
n×3 86204217
n×4 114938956
n×5 143673695

Division

n÷y
n÷2 14367369.5
n÷3 9578246.3333333
n÷3 7183684.75
n÷5 5746947.8

Exponentiation

ny
n2 825685225398121
n3 2.3725849447971E+22
n4 6.8175609144075E+29
n5 1.959008334921E+37

Nth Root

y√n
2√n 5360.4793628928
3√n 306.29206952261
4√n 73.215294596777
5√n 31.022832740121

Divisors of 28734739

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28734738
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28734739 can be divided by 4 positive divisors. The sum of these divisors (counting 28734739) is 1, the average is 0.25.

Base conversion 28734739

Base System Value
2 Binary 1101101100111010100010011
3 Ternary 2000001212122121
4 Quaternary 1231213110103
5 Quinary 24324002424
6 Senary 2503515111
8 Octal 155472423
10 Decimal 28734739
12 Duodecimal 9758a97
16 Hexadecimal 1b67513
20 Vigesimal 8jbggj
36 Base36 h3vv7

Cryptographic Hash Functions

md5 b354257aa63f568f37e59fa3820d28d4
sha1 d10be54b582664655756afb39f509cbe72889c2b
sha256 10d30b45e940a06ff201523ce2ca755985e31da0c9fc8182ef69296282f82e26
sha512 986aa363f0fd41dd6250fea662d271d5861064f5bda08da26615d9be058291819ab26d0b467e5798f22db9f70b62978ef6e6d71d622b01ac1d41202e246cbafb
ripemd-160 ef3ff44fc517897b3f6a36f4b2515c3f04e7b3bb

28734739 as geometric shapes

Circle

Radius = n
Diameter 57469478
Circumference 180545689.89044
Area 2.5939666382884E+15

Sphere

Radius = n
Volume 9.9382605767898E+22
Surface area 1.0375866553153E+16
Circumference 180545689.89044

Square

Length = n
Perimeter 114938956
Area 825685225398121
Diagonal 40637057.605051

Cube

Length = n
Surface area 4954111352388726
Volume 2.3725849447971E+22
Space diagonal 49770027.890231

Equilateral Triangle

Length = n
Perimeter 86204217
Area 3.5753219036213E+14
Altitude 24885013.945115

Triangular Pyramid

Length = n
Surface area 3.5753219036213E+14
Volume 2.7961181723453E+21
Height 13545685.86835