20508086 is an even 8-digits composite number following 20508085
and preceding 20508087 . In scientific notation, it is written as 2.0508086 × 10^7.
The sum of its digits is 29. It has a total of 4 prime factors and 16 positive divisors.
There are 9609216 positive integers (up to 20508086) that are relatively prime to 20508086.
20508086 has 16 divisors, whose sum is 32712336
The reverse of 20508086 is 68080502
Previous prime number is 257
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million five hundred eight thousand eighty-six
Scientific notation
2.0508086 × 10^7
Engineering notation
2.0508086 × 10^6
Prime Factorization
2 × 17 × 257 × 2347
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20508086
Product of the distinct prime numbers
The prime factorization of 20508086 is 2 × 17 × 257 × 2347.
Since it has a total of 4 prime factors.
9 , 9 , 19 , 18 , 670 , 361 , 9322 , 4381 , 76444 , 88220 , 779546 , 176804 , 6511610 , 8048585 , 47048567 , 62059211 , 491289388 , 271638458 , 4352833564 , 7900629690
n×2
41016172
n×3
61524258
n×4
82032344
n×5
102540430
n÷2
10254043
n÷3
6836028.6666667
n÷3
5127021.5
n÷5
4101617.2
n2
420581591383396
n3
8.6253234461075E+21
n4
1.7688887501059E+29
n5
3.6276522611604E+36
2 √n
4528.5854303524
3 √n
273.72116304874
4 √n
67.294765252227
5 √n
28.99913381443
1 , 2 , 17 , 34 , 257 , 514 , 2347 , 4369 , 4694 , 8738 , 39899 , 79798 , 603179 , 1206358 , 10254043 , 20508086
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
-20508085
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 20508086 can be divided by 16 positive divisors.
The sum of these divisors (counting 20508086) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001110001110110110110110
3
Ternary
1102120220210202
4
Quaternary
1032032312312
5
Quinary
20222224321
6
Senary
2011320502
8
Octal
116166666
10
Decimal
20508086
12
Duodecimal
6a50132
16
Hexadecimal
138edb6
20
Vigesimal
683a46
36
Base36
c7k52
md5
902bc5c10db1f2f60bcf48a559e7b255
sha1
eb7b33312b6a38c6c4a82f35e22a74453cd57d90
sha256
da91bc6372d88c62c91c591019b1d810dce786f033ef9fb3a016c7eb5d0ef7e5
sha512
b9c804abad5244a89efa2e934f2b21156010a67c0b03846e828a62386ac6e80a29f35ecbf628adc0aae9b9e8f4c37fb5da63e9acdd5869742210d67fbea7efc7
ripemd-160
eef1ea17c7fc3c3347f4895a2e8a1ccedb8e1c08
Diameter
41016172
Circumference
128856104.63358
Area
1.3212960377252E+15
Volume
3.612967036417E+22
Surface area
5.2851841509007E+15
Circumference
128856104.63358
Perimeter
82032344
Area
420581591383396
Diagonal
29002813.359514
Surface area
2523489548300376
Volume
8.6253234461075E+21
Space diagonal
35521046.917992
Perimeter
61524258
Area
1.8211717125105E+14
Altitude
17760523.458996
Surface area
1.8211717125105E+14
Volume
1.016504116445E+21
Height
9667604.4531713