20687030 is an even 8-digits composite number following 20687029
and preceding 20687031 . In scientific notation, it is written as 2.0687030 × 10^7.
The sum of its digits is 26. It has a total of 5 prime factors and 32 positive divisors.
There are 6459264 positive integers (up to 20687030) that are relatively prime to 20687030.
20687030 has 32 divisors, whose sum is 34836480
The reverse of 20687030 is 03078602
Previous prime number is 179
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million six hundred eighty-seven thousand thirty
Scientific notation
2.0687030 × 10^7
Engineering notation
2.0687030 × 10^6
Prime Factorization
2 × 35 × 13 × 179 × 127
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20687030
Product of the distinct prime numbers
The prime factorization of 20687030 is 2 × 35 × 13 × 179 × 127.
Since it has a total of 5 prime factors.
10 , 9 , 25 , 58 , 169 , 735 , 4252 , 3849 , 14419 , 84091 , 646955 , 736417 , 313034 , 5814671 , 95631613 , 55687268 , 773798051 , 883261599 , 5540033582 , 9973147359
n×2
41374060
n×3
62061090
n×4
82748120
n×5
103435150
n÷2
10343515
n÷3
6895676.6666667
n÷3
5171757.5
n÷5
4137406
n2
427953210220900
n3
8.8530808984361E+21
n4
1.8314395013837E+29
n5
3.788704390831E+36
2 √n
4548.2996822989
3 √n
274.51497977869
4 √n
67.441083045121
5 √n
29.049564690874
1 , 2 , 13 , 26 , 35 , 70 , 127 , 179 , 254 , 358 , 455 , 910 , 1651 , 2327 , 3302 , 4445 , 4654 , 6265 , 8890 , 12530 , 22733 , 45466 , 57785 , 81445 , 115570 , 162890 , 295529 , 591058 , 795655 , 1591310 , 10343515 , 20687030
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20687029
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20687030 can be divided by 32 positive divisors.
The sum of these divisors (counting 20687030) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001110111010100010110110
3
Ternary
1102221000021022
4
Quaternary
1032322202312
5
Quinary
20243441110
6
Senary
2015221142
8
Octal
116724266
10
Decimal
20687030
12
Duodecimal
6b177b2
16
Hexadecimal
13ba8b6
20
Vigesimal
695hba
36
Base36
cbe7q
md5
5b7ac0709e05f641477268ca20110b7e
sha1
1361d69f6c5959dbf1667db6d29beca262839ab8
sha256
588b08ba33368fb20c0912f9f7d0d25dedb54a584e7470b6ce49a6541a48af7c
sha512
ae3a57ab5e53d4354b3ddc938ba9fe24894b2509150615afc26e833857f423720b90b42ed9d1c533b7be9422877a16492d2e62de4ada7caab948fdc236eccbd2
ripemd-160
39a045fdea4f183cf41c9290e8baee1637b63fdd
Diameter
41374060
Circumference
129980442.94518
Area
1.3444546613101E+15
Volume
3.708369854955E+22
Surface area
5.3778186452406E+15
Circumference
129980442.94518
Perimeter
82748120
Area
427953210220900
Diagonal
29255878.391219
Surface area
2567719261325400
Volume
8.8530808984361E+21
Space diagonal
35830987.017702
Perimeter
62061090
Area
1.853091758412E+14
Altitude
17915493.508851
Surface area
1.853091758412E+14
Volume
1.0433455896129E+21
Height
9751959.4637397