28751528 is an even 8-digits composite number following 28751527
and preceding 28751529 . In scientific notation, it is written as 2.8751528 × 10^7.
The sum of its digits is 38. It has a total of 5 prime factors and 16 positive divisors.
There are 12811008 positive integers (up to 28751528) that are relatively prime to 28751528.
28751528 has 16 divisors, whose sum is 54057780
The reverse of 28751528 is 82515782
Previous prime number is 377
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty-eight million seven hundred fifty-one thousand five hundred twenty-eight
Scientific notation
2.8751528 × 10^7
Engineering notation
2.8751528 × 10^6
Prime Factorization
2 × 2 × 2 × 377 × 9533
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
7187882
Product of the distinct prime numbers
The prime factorization of 28751528 is 2 × 2 × 2 × 377 × 9533.
Since it has a total of 5 prime factors.
9 , 8 , 20 , 82 , 150 , 688 , 8082 , 5586 , 97764 , 67654 , 824847 , 555105 , 5972239 , 5590814 , 81948694 , 51794945 , 127530993 , 934571330 , 2727552648 , 1623353115
n×2
57503056
n×3
86254584
n×4
115006112
n×5
143757640
n÷2
14375764
n÷3
9583842.6666667
n÷3
7187882
n÷5
5750305.6
n2
826650362334784
n3
2.3767461038879E+22
n4
6.8335082154823E+29
n5
1.9647380279567E+37
2 √n
5362.0451322233
3 √n
306.35171087828
4 √n
73.22598672755
5 √n
31.026457068537
1 , 2 , 4 , 8 , 377 , 754 , 1508 , 3016 , 9533 , 19066 , 38132 , 76264 , 3593941 , 7187882 , 14375764 , 28751528
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28751527
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28751528 can be divided by 16 positive divisors.
The sum of these divisors (counting 28751528) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101101101011011010101000
3
Ternary
2000002201200102
4
Quaternary
1231223122220
5
Quinary
24330022103
6
Senary
2504124532
8
Octal
155533250
10
Decimal
28751528
12
Duodecimal
9766748
16
Hexadecimal
1b6b6a8
20
Vigesimal
8jdig8
36
Base36
h48tk
md5
2accca1b21243d73c432615c793c428d
sha1
c78ed85eaa3b9725e469661345c298c5fb185025
sha256
4e3ab3f227b475232a194bd193de4687e58e6f0ff787fb0d5e86f99c24f40231
sha512
8b0931a3257a2ff5e88b3443d3f8a8c4c4137387822ac393e26ecd4ddf76a40d98f1d7273efbced36a4c05e6fe40d6d1ae41e3a5620f40a950d16e07d1c6bb49
ripemd-160
77e58615514c01cd0c8f4188fb6274731a13cb23
Diameter
57503056
Circumference
180651178.28856
Area
2.5969987053983E+15
Volume
9.9556907992297E+22
Surface area
1.0387994821593E+16
Circumference
180651178.28856
Perimeter
115006112
Area
826650362334784
Diagonal
40660800.83655
Surface area
4959902174008704
Volume
2.3767461038879E+22
Space diagonal
49799107.291239
Perimeter
86254584
Area
3.5795010691477E+14
Altitude
24899553.64562
Surface area
3.5795010691477E+14
Volume
2.801022145363E+21
Height
13553600.27885