28571889 is an odd 8-digits composite number following 28571888
and preceding 28571890 . In scientific notation, it is written as 2.8571889 × 10^7.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 18869696 positive integers (up to 28571889) that are relatively prime to 28571889.
28571889 has 8 divisors, whose sum is 38452320
The reverse of 28571889 is 98817582
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
twenty-eight million five hundred seventy-one thousand eight hundred eighty-nine
Scientific notation
2.8571889 × 10^7
Engineering notation
2.8571889 × 10^6
Prime Factorization
3 × 107 × 89009
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28571889
Product of the distinct prime numbers
The prime factorization of 28571889 is 3 × 107 × 89009.
Since it has a total of 3 prime factors.
1 , 7 , 17 , 84 , 846 , 167 , 6352 , 1502 , 97862 , 15782 , 48093 , 622251 , 3734357 , 9002837 , 7367333 , 89441871 , 240755773 , 803129034 , 3667644348 , 2229437557
n×2
57143778
n×3
85715667
n×4
114287556
n×5
142859445
n÷2
14285944.5
n÷3
9523963
n÷3
7142972.25
n÷5
5714377.8
n2
816352841028321
n3
2.3324742758696E+22
n4
6.6643196105501E+29
n5
1.9041220017316E+37
2 √n
5345.2679072241
3 √n
305.71235090008
4 √n
73.111339115243
5 √n
30.987589265948
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28571888
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28571889 can be divided by 8 positive divisors.
The sum of these divisors (counting 28571889) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101100111111100011110001
3
Ternary
1222202121021010
4
Quaternary
1230333203301
5
Quinary
24303300024
6
Senary
2500221133
8
Octal
154774361
10
Decimal
28571889
12
Duodecimal
969a7a9
16
Hexadecimal
1b3f8f1
20
Vigesimal
8ib9e9
36
Base36
h0e7l
md5
df2dd0527300754ed3f3e3de87931095
sha1
7ce2c8a650178943b94f43aa73b455c56b3c2c30
sha256
e121efdc2af9d08fffcdd33c35ebc9d588b81ee8373ca3fa0204609d99b630c3
sha512
e8e025820c104ec175ae6e86778bb0e2760d3b8183e906297f4eea309d9d04518cd8691a37c2602b5901c48f9ad95968b47130af613250bec04010883d062631
ripemd-160
0594c75d52b555144fe5d362c8b37777a604e6e0
Diameter
57143778
Circumference
179522473.16317
Area
2.5646480881117E+15
Volume
9.7702453996787E+22
Surface area
1.0258592352447E+16
Circumference
179522473.16317
Perimeter
114287556
Area
816352841028321
Diagonal
40406752.926419
Surface area
4898117046169926
Volume
2.3324742758696E+22
Space diagonal
49487963.416218
Perimeter
85715667
Area
3.5349114939106E+14
Altitude
24743981.708109
Surface area
3.5349114939106E+14
Volume
2.7488472956843E+21
Height
13468917.64214