25283985 is an odd 8-digits composite number following 25283984
and preceding 25283986 . In scientific notation, it is written as 2.5283985 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 13484784 positive integers (up to 25283985) that are relatively prime to 25283985.
25283985 has 8 divisors, whose sum is 40454400
The reverse of 25283985 is 58938252
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty-five million two hundred eighty-three thousand nine hundred eighty-five
Scientific notation
2.5283985 × 10^7
Engineering notation
2.5283985 × 10^6
Prime Factorization
3 × 5 × 1685599
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
25283985
Product of the distinct prime numbers
The prime factorization of 25283985 is 3 × 5 × 1685599.
Since it has a total of 3 prime factors.
1 , 9 , 82 , 41 , 211 , 513 , 2033 , 4689 , 17096 , 93391 , 752866 , 828880 , 6357777 , 1173888 , 63065293 , 42759733 , 381925224 , 856404622 , 3211660409 , 4943920592
n×2
50567970
n×3
75851955
n×4
101135940
n×5
126419925
n÷2
12641992.5
n÷3
8427995
n÷3
6320996.25
n÷5
5056797
n2
639279897480225
n3
1.6163543338692E+22
n4
4.0867878732233E+29
n5
1.0333028328476E+37
2 √n
5028.3183073469
3 √n
293.50477738819
4 √n
70.910636066439
5 √n
30.239116961087
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
-25283984
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 25283985 can be divided by 8 positive divisors.
The sum of these divisors (counting 25283985) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100000011100110110010001
3
Ternary
1202120120002220
4
Quaternary
1200130312101
5
Quinary
22433041420
6
Senary
2301531253
8
Octal
140346621
10
Decimal
25283985
12
Duodecimal
8573b29
16
Hexadecimal
181cd91
20
Vigesimal
7i09j5
36
Base36
f1x8x
md5
d3a0a2748ae9f6477752dfa6e27407c7
sha1
fc273cae89d5a003295527a3caf2afa5b952411f
sha256
bf8e73e2787089710074d6a21c8bf978f1dc55d4c2ace16e88af20c848df6acc
sha512
c153245b7f138911340cb371601dc6a6a4c26d245ce071435d17b3c86052398f224d04baa5cac9beacce13e33f213b3a19e5cb32f1dd005ce71ffac2e9f322e0
ripemd-160
7894b03288cc6c156e59f92214f1274bb37b33f3
Diameter
50567970
Circumference
158863963.05895
Area
2.0083570295115E+15
Volume
6.7705692011751E+22
Surface area
8.033428118046E+15
Circumference
158863963.05895
Perimeter
101135940
Area
639279897480225
Diagonal
35756954.497838
Surface area
3835679384881350
Volume
1.6163543338692E+22
Space diagonal
43793146.637809
Perimeter
75851955
Area
2.7681631567329E+14
Altitude
21896573.318905
Surface area
2.7681631567329E+14
Volume
1.9048918504652E+21
Height
11918984.832613