28688003 is an odd 8-digits composite number following 28688002
and preceding 28688004 . In scientific notation, it is written as 2.8688003 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 28654560 positive integers (up to 28688003) that are relatively prime to 28688003.
28688003 has 4 divisors, whose sum is 28721448
The reverse of 28688003 is 30088682
Previous prime number is 881
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty-eight million six hundred eighty-eight thousand three
Scientific notation
2.8688003 × 10^7
Engineering notation
2.8688003 × 10^6
Prime Factorization
881 × 32563
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28688003
Product of the distinct prime numbers
The prime factorization of 28688003 is 881 × 32563.
Since it has a total of 2 prime factors.
3 , 8 , 49 , 94 , 122 , 928 , 5220 , 6015 , 26364 , 96463 , 666671 , 111879 , 6725018 , 3387748 , 61083076 , 65360115 , 381805246 , 133991865 , 2441760745 , 5741661966
n×2
57376006
n×3
86064009
n×4
114752012
n×5
143440015
n÷2
14344001.5
n÷3
9562667.6666667
n÷3
7172000.75
n÷5
5737600.6
n2
823001516128009
n3
2.3610269963685E+22
n4
6.77331495549E+29
n5
1.9431287976304E+37
2 √n
5356.1182772601
3 √n
306.12592180329
4 √n
73.185505923373
5 √n
31.012734668201
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
-28688002
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 28688003 can be divided by 4 positive divisors.
The sum of these divisors (counting 28688003) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101101011011111010000011
3
Ternary
1222222111112122
4
Quaternary
1231123322003
5
Quinary
24321004003
6
Senary
2502514455
8
Octal
155337203
10
Decimal
28688003
12
Duodecimal
9735a2b
16
Hexadecimal
1b5be83
20
Vigesimal
8j6003
36
Base36
h2vsz
md5
50f4365ba53477cf5b7c6947c8342ebb
sha1
aed930e4718a09979db65432589d03720616a792
sha256
0296ba32034b45d88388cf66f757fbc091e7988234d4373e232a7d12c32f06a5
sha512
0d45fe5f0e7d163ed2a07bb932bbcf8bda020050aa71946addc12e230115d35c75be8815764bf75bbe4a868452ad030534af7c7b8fe0b36139923ced8b421e41
ripemd-160
9e68ca52f59ef6ad270fa84cd2a109d317cc152a
Diameter
57376006
Circumference
180252038.94192
Area
2.585535516961E+15
Volume
9.8898467556246E+22
Surface area
1.0342142067844E+16
Circumference
180252038.94192
Perimeter
114752012
Area
823001516128009
Diagonal
40570962.92
Surface area
4938009096768054
Volume
2.3610269963685E+22
Space diagonal
49689078.763688
Perimeter
86064009
Area
3.5637011015998E+14
Altitude
24844539.381844
Surface area
3.5637011015998E+14
Volume
2.7824969994944E+21
Height
13523654.306667