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.
28734739 has 4 divisors, whose sum is 31347000
The reverse of 28734739 is 93743782
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
twenty-eight million seven hundred thirty-four thousand seven hundred thirty-nine
Scientific notation
2.8734739 × 10^7
Engineering notation
2.8734739 × 10^6
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.
9 , 6 , 69 , 50 , 107 , 819 , 6847 , 6595 , 35981 , 96790 , 485273 , 531869 , 9639132 , 6405462 , 5962811 , 14259240 , 5095783 , 635841727 , 6010544705 , 2421948577
n×2
57469478
n×3
86204217
n×4
114938956
n×5
143673695
n÷2
14367369.5
n÷3
9578246.3333333
n÷3
7183684.75
n÷5
5746947.8
n2
825685225398121
n3
2.3725849447971E+22
n4
6.8175609144075E+29
n5
1.959008334921E+37
2 √n
5360.4793628928
3 √n
306.29206952261
4 √n
73.215294596777
5 √n
31.022832740121
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
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
md5
b354257aa63f568f37e59fa3820d28d4
sha1
d10be54b582664655756afb39f509cbe72889c2b
sha256
10d30b45e940a06ff201523ce2ca755985e31da0c9fc8182ef69296282f82e26
sha512
986aa363f0fd41dd6250fea662d271d5861064f5bda08da26615d9be058291819ab26d0b467e5798f22db9f70b62978ef6e6d71d622b01ac1d41202e246cbafb
ripemd-160
ef3ff44fc517897b3f6a36f4b2515c3f04e7b3bb
Diameter
57469478
Circumference
180545689.89044
Area
2.5939666382884E+15
Volume
9.9382605767898E+22
Surface area
1.0375866553153E+16
Circumference
180545689.89044
Perimeter
114938956
Area
825685225398121
Diagonal
40637057.605051
Surface area
4954111352388726
Volume
2.3725849447971E+22
Space diagonal
49770027.890231
Perimeter
86204217
Area
3.5753219036213E+14
Altitude
24885013.945115
Surface area
3.5753219036213E+14
Volume
2.7961181723453E+21
Height
13545685.86835