20687075 is an odd 8-digits composite number following 20687074
and preceding 20687076 . In scientific notation, it is written as 2.0687075 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 16015200 positive integers (up to 20687075) that are relatively prime to 20687075.
20687075 has 8 divisors, whose sum is 22209408
The reverse of 20687075 is 57078602
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million six hundred eighty-seven thousand seventy-five
Scientific notation
2.0687075 × 10^7
Engineering notation
2.0687075 × 10^6
Prime Factorization
25 × 31 × 26693
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20687075
Product of the distinct prime numbers
The prime factorization of 20687075 is 25 × 31 × 26693.
Since it has a total of 3 prime factors.
1 , 3 , 47 , 100 , 423 , 507 , 7097 , 5263 , 7681 , 22660 , 167682 , 269644 , 8225447 , 7260549 , 15428134 , 21127046 , 90052994 , 681323921 , 946790803 , 6851911421
n×2
41374150
n×3
62061225
n×4
82748300
n×5
103435375
n÷2
10343537.5
n÷3
6895691.6666667
n÷3
5171768.75
n÷5
4137415
n2
427955072055625
n3
8.8531386722451E+21
n4
1.8314554369814E+29
n5
3.7887455983991E+36
2 √n
4548.3046291998
3 √n
274.51517882716
4 √n
67.441119720833
5 √n
29.049577329028
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
-20687074
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 20687075 can be divided by 8 positive divisors.
The sum of these divisors (counting 20687075) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110111010100011100011
3
Ternary
1102221000022222
4
Quaternary
1032322203203
5
Quinary
20243441300
6
Senary
2015221255
8
Octal
116724343
10
Decimal
20687075
12
Duodecimal
6b1782b
16
Hexadecimal
13ba8e3
20
Vigesimal
695hdf
36
Base36
cbe8z
md5
8ce8b69a5d5be566391ce22dea0c69b7
sha1
13cfba972b5028460d4c87dbd8c7f7dd11a25f31
sha256
f763fccff6282670b2ab248aa01ecc87984f23b33ca72c71a4ab941f446c591d
sha512
96ef0c27ac1a10931d292ab1b321d725694f021e6021f12648381616eeaa32518ee386ced2801b9fb9fdb58b3ea07921ad3f9fc1cb133e5c65cb772a88b1fecc
ripemd-160
04d5289db466c101bd67295402cc4e74e117fbb5
Diameter
41374150
Circumference
129980725.68852
Area
1.3444605104364E+15
Volume
3.7083940551916E+22
Surface area
5.3778420417458E+15
Circumference
129980725.68852
Perimeter
82748300
Area
427955072055625
Diagonal
29255942.030829
Surface area
2567730432333750
Volume
8.8531386722451E+21
Space diagonal
35831064.959988
Perimeter
62061225
Area
1.8530998203929E+14
Altitude
17915532.479994
Surface area
1.8530998203929E+14
Volume
1.0433523983216E+21
Height
9751980.6769431