28360081 is an odd 8-digits composite number following 28360080
and preceding 28360082 . In scientific notation, it is written as 2.8360081 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 27127012 positive integers (up to 28360081) that are relatively prime to 28360081.
28360081 has 4 divisors, whose sum is 29593152
The reverse of 28360081 is 18006382
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-eight million three hundred sixty thousand eighty-one
Scientific notation
2.8360081 × 10^7
Engineering notation
2.8360081 × 10^6
Prime Factorization
23 × 1233047
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28360081
Product of the distinct prime numbers
The prime factorization of 28360081 is 23 × 1233047.
Since it has a total of 2 prime factors.
10 , 7 , 85 , 45 , 386 , 733 , 9223 , 991 , 53111 , 93228 , 186813 , 161355 , 3639365 , 7651508 , 43360082 , 82417232 , 769322682 , 881802084 , 2925676839 , 7719103289
n×2
56720162
n×3
85080243
n×4
113440324
n×5
141800405
n÷2
14180040.5
n÷3
9453360.3333333
n÷3
7090020.25
n÷5
5672016.2
n2
804294194326561
n3
2.2809848498931E+22
n4
6.4688915102741E+29
n5
1.8345828721159E+37
2 √n
5325.4183873194
3 √n
304.95504488367
4 √n
72.975464283
5 √n
30.941509228344
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
-28360080
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 28360081 can be divided by 4 positive divisors.
The sum of these divisors (counting 28360081) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101100001011110110010001
3
Ternary
1222100211201101
4
Quaternary
1230023312101
5
Quinary
24230010311
6
Senary
2451504401
8
Octal
154136621
10
Decimal
28360081
12
Duodecimal
95b8101
16
Hexadecimal
1b0bd91
20
Vigesimal
8h5041
36
Base36
gvus1
md5
9cef56c281069629420b6bc6dc0ef3e7
sha1
eeeab406d988342450a2fcba67e6706b7845ebe4
sha256
4cf90f4070475f3cf58d6eb54ef25ab8ac6d3e3d51aa45370393fda99d476711
sha512
c7fb2d5ba2e859c6ae6dd93a226f1f2b7398765fcf72395602f08b34a089338e05b080a0d8c7a5ffadd587ce9b783f072d46124432940d1575de958d915182a9
ripemd-160
6794bc32952376a64e25cc53ad374fd993005983
Diameter
56720162
Circumference
178191644.24962
Area
2.5267647322212E+15
Volume
9.5545669964984E+22
Surface area
1.0107058928885E+16
Circumference
178191644.24962
Perimeter
113440324
Area
804294194326561
Diagonal
40107211.1802
Surface area
4825765165959366
Volume
2.2809848498931E+22
Space diagonal
49121101.198769
Perimeter
85080243
Area
3.4826960220157E+14
Altitude
24560550.599384
Surface area
3.4826960220157E+14
Volume
2.6881664252387E+21
Height
13369070.3934