20687682 is an even 8-digits composite number following 20687681
and preceding 20687683 . In scientific notation, it is written as 2.0687682 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 6895892 positive integers (up to 20687682) that are relatively prime to 20687682.
20687682 has 8 divisors, whose sum is 41375376
The reverse of 20687682 is 28678602
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty million six hundred eighty-seven thousand six hundred eighty-two
Scientific notation
2.0687682 × 10^7
Engineering notation
2.0687682 × 10^6
Prime Factorization
2 × 3 × 3447947
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20687682
Product of the distinct prime numbers
The prime factorization of 20687682 is 2 × 3 × 3447947.
Since it has a total of 3 prime factors.
10 , 9 , 57 , 6 , 462 , 107 , 3018 , 2847 , 91982 , 32874 , 717584 , 967441 , 4400210 , 2100041 , 53334235 , 82727003 , 172905197 , 104456789 , 9864763163 , 496060162
n×2
41375364
n×3
62063046
n×4
82750728
n×5
103438410
n÷2
10343841
n÷3
6895894
n÷3
5171920.5
n÷5
4137536.4
n2
427980186533124
n3
8.853918001298E+21
n4
1.8316704006493E+29
n5
3.7893014777445E+36
2 √n
4548.3713568705
3 √n
274.51786374168
4 √n
67.441614429598
5 √n
29.049747801523
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
-20687681
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 20687682 can be divided by 8 positive divisors.
The sum of these divisors (counting 20687682) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110111010101101000010
3
Ternary
1102221001011110
4
Quaternary
1032322231002
5
Quinary
20244001212
6
Senary
2015224150
8
Octal
116725502
10
Decimal
20687682
12
Duodecimal
6b18056
16
Hexadecimal
13bab42
20
Vigesimal
695j42
36
Base36
cbepu
md5
7d2fed0e48fa0dd903f3e359942fee8c
sha1
e1f34967b54af522f68586bf6f817c31d978af64
sha256
8337da442b2f68ada29be27ede826eb0fb99cc198204c897f8b572200f1353a9
sha512
8c617b0f24a82261706d8870539d8d477dcb2ed1b66ce1cf540d3ad8bdb9480385dc289e17c3d3c5a37f13501136a884eb434efc19fb5967498b6c8881421180
ripemd-160
f491aed084676ab664a8f51e12c521bd70314431
Diameter
41375364
Circumference
129984539.582
Area
1.3445394098945E+15
Volume
3.7087204997819E+22
Surface area
5.3781576395778E+15
Circumference
129984539.582
Perimeter
82750728
Area
427980186533124
Diagonal
29256800.458462
Surface area
2567881119198744
Volume
8.853918001298E+21
Space diagonal
35832116.314828
Perimeter
62063046
Area
1.8532085692704E+14
Altitude
17916058.157414
Surface area
1.8532085692704E+14
Volume
1.0434442431312E+21
Height
9752266.8194873