28008049 is an odd 8-digits composite number following 28008048
and preceding 28008050 . In scientific notation, it is written as 2.8008049 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 27861220 positive integers (up to 28008049) that are relatively prime to 28008049.
28008049 has 4 divisors, whose sum is 28154880
The reverse of 28008049 is 94080082
Previous prime number is 191
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-eight million eight thousand forty-nine
Scientific notation
2.8008049 × 10^7
Engineering notation
2.8008049 × 10^6
Prime Factorization
191 × 146639
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28008049
Product of the distinct prime numbers
The prime factorization of 28008049 is 191 × 146639.
Since it has a total of 2 prime factors.
10 , 6 , 94 , 22 , 400 , 547 , 8614 , 7217 , 65241 , 84490 , 627243 , 445596 , 8171061 , 2132838 , 77058891 , 83639566 , 805919364 , 688389784 , 8616339909 , 378396800
n×2
56016098
n×3
84024147
n×4
112032196
n×5
140040245
n÷2
14004024.5
n÷3
9336016.3333333
n÷3
7002012.25
n÷5
5601609.8
n2
784450808786401
n3
2.1970936690579E+22
n4
6.1536307140564E+29
n5
1.723511905672E+37
2 √n
5292.2631264895
3 √n
303.68799142922
4 √n
72.747942421002
5 √n
30.864309939686
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
-28008048
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 28008049 can be divided by 4 positive divisors.
The sum of these divisors (counting 28008049) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101010110101111001110001
3
Ternary
1221200221211011
4
Quaternary
1222311321301
5
Quinary
24132224144
6
Senary
2440150521
8
Octal
152657161
10
Decimal
28008049
12
Duodecimal
9468441
16
Hexadecimal
1ab5e71
20
Vigesimal
8f1029
36
Base36
gob5d
md5
6b67828c8146aa6467bba20310eb3893
sha1
6d6b6861e86d294894daf5d563810bf8c51cfd93
sha256
b6f810b282ee8e1d1458f17b18e3586194281598005499d378102f536ee80a22
sha512
022cfacd9f33aa1868220ed9bb12682020c9aef9c593cbaeb7f1c91218f3dbfcf9c8ad2ee0a2a9e7f7545951442cb5dfff96808e34c4ae545f28c34d6b9f9d80
ripemd-160
6daafe2c64474dc2545ced1075b18cb94ee0f9c3
Diameter
56016098
Circumference
175979761.95957
Area
2.4644248979859E+15
Volume
9.203164439948E+22
Surface area
9.8576995919437E+15
Circumference
175979761.95957
Perimeter
112032196
Area
784450808786401
Diagonal
39609362.75141
Surface area
4706704852718406
Volume
2.1970936690579E+22
Space diagonal
48511363.888879
Perimeter
84024147
Area
3.3967716421414E+14
Altitude
24255681.944439
Surface area
3.3967716421414E+14
Volume
2.5892997204881E+21
Height
13203120.917137