28261729 is an odd 8-digits prime number following 28261728
and preceding 28261730 . In scientific notation, it is written as 2.8261729 × 10^7.
The sum of its digits is 37. It has a total of 1 prime factors and 2 positive divisors.
There are 28261728 positive integers (up to 28261729) that are relatively prime to 28261729.
28261729 has 2 divisors, whose sum is 28261730
The reverse of 28261729 is 92716282
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 37 Digital Root 1
Name
twenty-eight million two hundred sixty-one thousand seven hundred twenty-nine
Scientific notation
2.8261729 × 10^7
Engineering notation
2.8261729 × 10^6
Prime Factorization
28261729
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
28261729 Product of the distinct prime numbers
The prime factorization of 28261729 is 28261729.
Since it has a total of 1 prime factors.
3 , 8 , 6 , 65 , 643 , 43 , 7282 , 7166 , 94198 , 54625 , 225042 , 331373 , 7164654 , 8313223 , 28012296 , 27372449 , 339566920 , 347144546 , 4632921427 , 1680917648
n×2
56523458
n×3
84785187
n×4
113046916
n×5
141308645
n÷2
14130864.5
n÷3
9420576.3333333
n÷3
7065432.25
n÷5
5652345.8
n2
798725326069441
n3
2.2573358710811E+22
n4
6.3796214650473E+29
n5
1.8029913296775E+37
2 √n5316.1761633716
3 √n304.60211127606
4 √n72.912112597096
5 √n30.9200185312
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
28261730 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
14130865 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
5316.1762574241 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999292329 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28261729 can be divided by 2 positive divisors.
The sum of these divisors (counting 28261729) is 28261730, the average is 14130865.
Base
System
Value
2
Binary
1101011110011110101100001
3
Ternary
1222011211210201
4
Quaternary
1223303311201
5
Quinary
24213333404
6
Senary
2445425201
8
Octal
153636541
10
Decimal
28261729
12
Duodecimal
956b201
16
Hexadecimal
1af3d61
20
Vigesimal
8gce69
36
Base36
gtqw1
md5
231d35a7cde46b421f4424cd4bceec77
sha1
1129cf0298a6d5868ca6a54d9c728c7d9881f571
sha256
121046d24dbc119f35a0025594a88a5d4e4177e2cf916f568d44f7611e75dacf
sha512
a73b8f969019431f7ed5aece0fc9c4b5fb7058475fdad2048575176fc10bc1f6b7d11c26dcc7f2b14071be2150c7e0a4ef435ed5c991155b15d4d5dcd3ae533c
ripemd-160
5f40acb881f5793bc45bc155463bdfae3dea0850
Diameter
56523458
Circumference
177573680.40829
Area
2.5092696166159E+15
Volume
9.4555063856975E+22
Surface area
1.0037078466463E+16
Circumference
177573680.40829
Perimeter
113046916
Area
798725326069441
Diagonal
39968120.447913
Surface area
4792351956416646
Volume
2.2573358710811E+22
Space diagonal
48950750.537743
Perimeter
84785187
Area
3.4585821151107E+14
Altitude
24475375.268871
Surface area
3.4585821151107E+14
Volume
2.6602958364285E+21
Height
13322706.815971