28138511 is an odd 8-digits prime number following 28138510
and preceding 28138512 . In scientific notation, it is written as 2.8138511 × 10^7.
The sum of its digits is 29. It has a total of 1 prime factors and 2 positive divisors.
There are 28138510 positive integers (up to 28138511) that are relatively prime to 28138511.
28138511 has 2 divisors, whose sum is 28138512
The reverse of 28138511 is 11583182
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-eight million one hundred thirty-eight thousand five hundred eleven
Scientific notation
2.8138511 × 10^7
Engineering notation
2.8138511 × 10^6
Prime Factorization
28138511
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
28138511
Product of the distinct prime numbers
The prime factorization of 28138511 is 28138511.
Since it has a total of 1 prime factors.
7 , 3 , 50 , 71 , 651 , 292 , 2705 , 909 , 714 , 62517 , 572874 , 277025 , 6037621 , 4527401 , 60772703 , 91518909 , 636485522 , 469947609 , 4840116773 , 3239209249
n×2
56277022
n×3
84415533
n×4
112554044
n×5
140692555
n÷2
14069255.5
n÷3
9379503.6666667
n÷3
7034627.75
n÷5
5627702.2
n2
791775801297121
n3
2.2279392094333E+22
n4
6.269089195197E+29
n5
1.7640283527903E+37
2 √n
5304.5745352479
3 √n
304.15878924575
4 √n
72.832510153419
5 √n
30.893009818612
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
28138512
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
14069256
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
5304.5746295061
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.999999928923
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28138511 can be divided by 2 positive divisors.
The sum of these divisors (counting 28138511) is 28138512, the average is 14069256.
Base
System
Value
2
Binary
1101011010101110000001111
3
Ternary
1221221120210002
4
Quaternary
1223111300033
5
Quinary
24200413021
6
Senary
2443034515
8
Octal
153256017
10
Decimal
28138511
12
Duodecimal
950ba3b
16
Hexadecimal
1ad5c0f
20
Vigesimal
8fh65b
36
Base36
gr3tb
md5
3e5c04c5ee0577e6913aef26b9b379c5
sha1
2fdd6729cb5c1666359aae8f28e52f6e4a3c4930
sha256
b5db22ee5ed9897564912295d992dcd88893b57807226402ec1e3d9c6245527a
sha512
fcc71d5750c23a2db3cf464d4396321eca29f1a24454753e98f07ccc071e0b5213608cc585b18401260f0a3a9d2381c0e99fcfd625f5d673ada3cf0077b3b238
ripemd-160
aa0e88e7277994fd4fc0e57c373ea842989c5639
Diameter
56277022
Circumference
176799478.88111
Area
2.4874370406452E+15
Volume
9.3323699373337E+22
Surface area
9.9497481625808E+15
Circumference
176799478.88111
Perimeter
112554044
Area
791775801297121
Diagonal
39793863.881185
Surface area
4750654807782726
Volume
2.2279392094333E+22
Space diagonal
48737330.701336
Perimeter
84415533
Area
3.4284897901254E+14
Altitude
24368665.350668
Surface area
3.4284897901254E+14
Volume
2.6256515384361E+21
Height
13264621.293728