28449505 is an odd 8-digits composite number following 28449504
and preceding 28449506 . In scientific notation, it is written as 2.8449505 × 10^7.
The sum of its digits is 37. It has a total of 5 prime factors and 32 positive divisors.
There are 18313152 positive integers (up to 28449505) that are relatively prime to 28449505.
28449505 has 32 divisors, whose sum is 41472000
The reverse of 28449505 is 50594482
Previous prime number is 59
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-eight million four hundred forty-nine thousand five hundred five
Scientific notation
2.8449505 × 10^7
Engineering notation
2.8449505 × 10^6
Prime Factorization
7 × 5 × 23 × 59 × 599
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
28449505
Product of the distinct prime numbers
The prime factorization of 28449505 is 7 × 5 × 23 × 59 × 599.
Since it has a total of 5 prime factors.
7 , 10 , 80 , 90 , 619 , 25 , 6278 , 1715 , 10379 , 47165 , 809436 , 434020 , 3543843 , 9846381 , 40808003 , 28076055 , 43775243 , 539106242 , 3470152128 , 7480694837
n×2
56899010
n×3
85348515
n×4
113798020
n×5
142247525
n÷2
14224752.5
n÷3
9483168.3333333
n÷3
7112376.25
n÷5
5689901
n2
809374334745025
n3
2.30262991832E+22
n4
6.5508681374395E+29
n5
1.8636895583043E+37
2 √n
5333.8077393172
3 √n
305.27523305542
4 √n
73.032922297531
5 √n
30.960997397618
1 , 5 , 7 , 23 , 35 , 59 , 115 , 161 , 295 , 413 , 599 , 805 , 1357 , 2065 , 2995 , 4193 , 6785 , 9499 , 13777 , 20965 , 35341 , 47495 , 68885 , 96439 , 176705 , 247387 , 482195 , 812843 , 1236935 , 4064215 , 5689901 , 28449505
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28449504
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28449505 can be divided by 32 positive divisors.
The sum of these divisors (counting 28449505) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1101100100001101011100001
3
Ternary
1222112101101101
4
Quaternary
1230201223201
5
Quinary
24240341010
6
Senary
2453434401
8
Octal
154415341
10
Decimal
28449505
12
Duodecimal
963ba01
16
Hexadecimal
1b21ae1
20
Vigesimal
8hg3f5
36
Base36
gxrs1
md5
0bb26442dc794c9182a01dfb6cb788f5
sha1
8538995a546951cfe729d231d79eed58e00c4bdc
sha256
7d0cc54deda538c18d4573d966208d7ec66123193efe159af4da6b739c7d5e84
sha512
043ac9d03af93989d76bedabc56129fe62049e11e69cc019b7a66bee70e07146f51ee0c6f852e5ab85c2870b3c26b24789c660d958e028abbe4a8f495bb3a9ee
ripemd-160
ef381160af5b5624c47a88ec9c15ad3c425eca41
Diameter
56899010
Circumference
178753511.81253
Area
2.5427244640391E+15
Volume
9.645233647107E+22
Surface area
1.0170897856156E+16
Circumference
178753511.81253
Perimeter
113798020
Area
809374334745025
Diagonal
40233675.813801
Surface area
4856246008470150
Volume
2.30262991832E+22
Space diagonal
49275988.110185
Perimeter
85348515
Area
3.5046936753016E+14
Altitude
24637994.055092
Surface area
3.5046936753016E+14
Volume
2.7136753830119E+21
Height
13411225.271267