28535985 is an odd 8-digits composite number following 28535984
and preceding 28535986 . In scientific notation, it is written as 2.8535985 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 14332032 positive integers (up to 28535985) that are relatively prime to 28535985.
28535985 has 8 divisors, whose sum is 29008000
The reverse of 28535985 is 58953582
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
twenty-eight million five hundred thirty-five thousand nine hundred eighty-five
Scientific notation
2.8535985 × 10^7
Engineering notation
2.8535985 × 10^6
Prime Factorization
1035 × 79 × 349
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28535985
Product of the distinct prime numbers
The prime factorization of 28535985 is 1035 × 79 × 349.
Since it has a total of 3 prime factors.
8 , 10 , 10 , 96 , 431 , 652 , 8466 , 6736 , 23325 , 2198 , 20332 , 492601 , 248060 , 2350635 , 1295631 , 86328867 , 663483904 , 735593648 , 8658217653 , 7685612564
n×2
57071970
n×3
85607955
n×4
114143940
n×5
142679925
n÷2
14267992.5
n÷3
9511995
n÷3
7133996.25
n÷5
5707197
n2
814302439920225
n3
2.3236922211027E+22
n4
6.6308846366003E+29
n5
1.8921882452676E+37
2 √n
5341.9083668667
3 √n
305.58424249796
4 √n
73.088359995738
5 √n
30.979797425078
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
-28535984
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 28535985 can be divided by 8 positive divisors.
The sum of these divisors (counting 28535985) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101100110110110010110001
3
Ternary
1222200210000100
4
Quaternary
1230312302301
5
Quinary
24301122420
6
Senary
2455343013
8
Octal
154666261
10
Decimal
28535985
12
Duodecimal
9681a69
16
Hexadecimal
1b36cb1
20
Vigesimal
8i6jj5
36
Base36
gzmi9
md5
2bd799092432aa8ac98074c4c76034d1
sha1
3144c8084068630219d0ea3af76d769c4e0b8686
sha256
00cf28bf598f61738afab6c812cdc4ee7f1c1d51adc44b0b2df030baa394b6f1
sha512
6626341beb649a2ab98a00b15186c1cb2d54ea0ea8e9691e838f9646e349fc54e1af4ec15b65dc250c3a34a65d1315f07e1099c4ff3fdf48b4c90441140bd30b
ripemd-160
3485f6934666f7e617c033d3e8e80ee9608bb3aa
Diameter
57071970
Circumference
179296881.6779
Area
2.5582065630536E+15
Volume
9.7334592146933E+22
Surface area
1.0232826252214E+16
Circumference
179296881.6779
Perimeter
114143940
Area
814302439920225
Diagonal
40355977.002675
Surface area
4885814639521350
Volume
2.3236922211027E+22
Space diagonal
49425775.864023
Perimeter
85607955
Area
3.5260329966728E+14
Altitude
24712887.932012
Surface area
3.5260329966728E+14
Volume
2.7384975448869E+21
Height
13451992.334225