20687037 is an odd 8-digits composite number following 20687036
and preceding 20687038 . In scientific notation, it is written as 2.0687037 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 11821152 positive integers (up to 20687037) that are relatively prime to 20687037.
20687037 has 8 divisors, whose sum is 31523136
The reverse of 20687037 is 73078602
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million six hundred eighty-seven thousand thirty-seven
Scientific notation
2.0687037 × 10^7
Engineering notation
2.0687037 × 10^6
Prime Factorization
3 × 7 × 985097
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20687037
Product of the distinct prime numbers
The prime factorization of 20687037 is 3 × 7 × 985097.
Since it has a total of 3 prime factors.
7 , 9 , 68 , 60 , 520 , 749 , 2389 , 9262 , 78967 , 31149 , 645012 , 249054 , 9780967 , 9259222 , 37671000 , 4623113 , 781430096 , 396963411 , 2205381512 , 7172232067
n×2
41374074
n×3
62061111
n×4
82748148
n×5
103435185
n÷2
10343518.5
n÷3
6895679
n÷3
5171759.25
n÷5
4137407.4
n2
427953499839369
n3
8.8530898854565E+21
n4
1.8314419802476E+29
n5
3.7887108008736E+36
2 √n
4548.3004518171
3 √n
274.51501074181
4 √n
67.441088750235
5 √n
29.049566656811
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
-20687036
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 20687037 can be divided by 8 positive divisors.
The sum of these divisors (counting 20687037) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110111010100010111101
3
Ternary
1102221000021120
4
Quaternary
1032322202331
5
Quinary
20243441122
6
Senary
2015221153
8
Octal
116724275
10
Decimal
20687037
12
Duodecimal
6b177b9
16
Hexadecimal
13ba8bd
20
Vigesimal
695hbh
36
Base36
cbe7x
md5
d2e8cc471382a33bd00420c13019f295
sha1
86edf30be685ec3e7218b40602912555ffe3788f
sha256
bebeefbbbe106f3f4bcebeaca68de5ebeaf1d78615bfeb5221ce555b514fe0b2
sha512
35c9702002af5d247816d666c924a7b76fb4b73c1402574502c086a4be40f745387cad879056df1f8a1225037e3b22a2ae8639755cbae1f7d154753cd2767e87
ripemd-160
d9edbfd6a0fca57119e61306cc26ec980e8d00f6
Diameter
41374074
Circumference
129980486.92748
Area
1.3444555711734E+15
Volume
3.7083736194294E+22
Surface area
5.3778222846936E+15
Circumference
129980486.92748
Perimeter
82748148
Area
427953499839369
Diagonal
29255888.290714
Surface area
2567720999036214
Volume
8.8530898854565E+21
Space diagonal
35830999.142057
Perimeter
62061111
Area
1.8530930124968E+14
Altitude
17915499.571029
Surface area
1.8530930124968E+14
Volume
1.0433466487434E+21
Height
9751962.7635713