20852485 is an odd 8-digits composite number following 20852484
and preceding 20852486 . In scientific notation, it is written as 2.0852485 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 16681984 positive integers (up to 20852485) that are relatively prime to 20852485.
20852485 has 4 divisors, whose sum is 25022988
The reverse of 20852485 is 58425802
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million eight hundred fifty-two thousand four hundred eighty-five
Scientific notation
2.0852485 × 10^7
Engineering notation
2.0852485 × 10^6
Prime Factorization
5 × 4170497
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20852485
Product of the distinct prime numbers
The prime factorization of 20852485 is 5 × 4170497.
Since it has a total of 2 prime factors.
1 , 3 , 44 , 43 , 525 , 529 , 2169 , 1316 , 9502 , 74823 , 771305 , 647048 , 3156470 , 815795 , 51775306 , 73566245 , 641393420 , 487677312 , 7021771821 , 8850726680
n×2
41704970
n×3
62557455
n×4
83409940
n×5
104262425
n÷2
10426242.5
n÷3
6950828.3333333
n÷3
5213121.25
n÷5
4170497
n2
434826130675225
n3
9.0672053675132E+21
n4
1.8907376391799E+29
n5
3.9426578259934E+36
2 √n
4566.4521239141
3 √n
275.24489479761
4 √n
67.5755290317
5 √n
29.095884461969
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20852484
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20852485 can be divided by 4 positive divisors.
The sum of these divisors (counting 20852485) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111100010111100000101
3
Ternary
1110020102020021
4
Quaternary
1033202330011
5
Quinary
20314234420
6
Senary
2022535141
8
Octal
117427405
10
Decimal
20852485
12
Duodecimal
6b974b1
16
Hexadecimal
13e2f05
20
Vigesimal
6a6b45
36
Base36
cexvp
md5
97c538b6b0330c0a37648a9dd6bf0c3e
sha1
1db8debd31f6ba5f42f6b1fa37f6926adfa58a18
sha256
fb8c6fecde848a9ece64758e8931d4647f481993227ba84f6fc5b96fb7c043e5
sha512
7caf71d88ac7c5ee9676af4042057dd618a4cc7e7c7e103bce720ddc9f61150c8510a89987f0d36d0745b6a0d2d060e53cf261755d569b1b046b5e851075b1f0
ripemd-160
ed03afdc364b8f2ca1072e73c93c2641415d0c5e
Diameter
41704970
Circumference
131020027.37018
Area
1.3660465777182E+15
Volume
3.7980621028226E+22
Surface area
5.4641863108726E+15
Circumference
131020027.37018
Perimeter
83409940
Area
434826130675225
Diagonal
29489867.096182
Surface area
2608956784051350
Volume
9.0672053675132E+21
Space diagonal
36117563.484068
Perimeter
62557455
Area
1.8828523769702E+14
Altitude
18058781.742034
Surface area
1.8828523769702E+14
Volume
1.0685804002966E+21
Height
9829955.6987272