28752241 is an odd 8-digits composite number following 28752240
and preceding 28752242 . In scientific notation, it is written as 2.8752241 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 24609840 positive integers (up to 28752241) that are relatively prime to 28752241.
28752241 has 8 divisors, whose sum is 32906304
The reverse of 28752241 is 14225782
Previous prime number is 5003
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-eight million seven hundred fifty-two thousand two hundred forty-one
Scientific notation
2.8752241 × 10^7
Engineering notation
2.8752241 × 10^6
Prime Factorization
7 × 5003 × 821
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28752241
Product of the distinct prime numbers
The prime factorization of 28752241 is 7 × 5003 × 821.
Since it has a total of 3 prime factors.
4 , 4 , 42 , 88 , 337 , 377 , 2601 , 9213 , 50254 , 40510 , 901392 , 233602 , 5724657 , 7626719 , 10509345 , 59708412 , 981135407 , 597414616 , 3162509894 , 4128427894
n×2
57504482
n×3
86256723
n×4
115008964
n×5
143761205
n÷2
14376120.5
n÷3
9584080.3333333
n÷3
7188060.25
n÷5
5750448.2
n2
826691362522081
n3
2.3769229287853E+22
n4
6.8341860886861E+29
n5
1.9649816546075E+37
2 √n
5362.1116176372
3 √n
306.35424323023
4 √n
73.226440700318
5 √n
31.026610950059
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
-28752240
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 28752241 can be divided by 8 positive divisors.
The sum of these divisors (counting 28752241) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101101101011100101110001
3
Ternary
2000002202122211
4
Quaternary
1231223211301
5
Quinary
24330032431
6
Senary
2504132121
8
Octal
155534561
10
Decimal
28752241
12
Duodecimal
9767041
16
Hexadecimal
1b6b971
20
Vigesimal
8je0c1
36
Base36
h49dd
md5
3fe35e687cee88a3ff4e6952642c0234
sha1
0aa989df26ebcb82c48326fd287e9291ad32c5c2
sha256
2d2cbd991c691d4f18bc36f56978ed764a74e6901361229eef388f9f96d05025
sha512
18f13eeabc12626c8e7edcb79bebbc1d13ddf470a93fc9086114483b759227ee5978b06b8e5668753a1c6d7d09f20ef19db7599c737635d9182fb5cbc579c8ae
ripemd-160
81faadbe32ef15308f7004a318594b56bb5a587c
Diameter
57504482
Circumference
180655658.19969
Area
2.5971275112855E+15
Volume
9.9564314816281E+22
Surface area
1.0388510045142E+16
Circumference
180655658.19969
Perimeter
115008964
Area
826691362522081
Diagonal
40661809.17082
Surface area
4960148175132486
Volume
2.3769229287853E+22
Space diagonal
49800342.243465
Perimeter
86256723
Area
3.5796786051665E+14
Altitude
24900171.121732
Surface area
3.5796786051665E+14
Volume
2.8012305355032E+21
Height
13553936.390273