20682487 is an odd 8-digits composite number following 20682486
and preceding 20682488 . In scientific notation, it is written as 2.0682487 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 17155800 positive integers (up to 20682487) that are relatively prime to 20682487.
20682487 has 8 divisors, whose sum is 24399872
The reverse of 20682487 is 78428602
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million six hundred eighty-two thousand four hundred eighty-seven
Scientific notation
2.0682487 × 10^7
Engineering notation
2.0682487 × 10^6
Prime Factorization
7 × 31 × 95311
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20682487
Product of the distinct prime numbers
The prime factorization of 20682487 is 7 × 31 × 95311.
Since it has a total of 3 prime factors.
10 , 5 , 100 , 33 , 630 , 993 , 6825 , 2014 , 10115 , 54551 , 435185 , 127589 , 9534344 , 9050873 , 1279771 , 26086958 , 705576360 , 845915206 , 3248925299 , 8370891400
n×2
41364974
n×3
62047461
n×4
82729948
n×5
103412435
n÷2
10341243.5
n÷3
6894162.3333333
n÷3
5170621.75
n÷5
4136497.4
n2
427765268505169
n3
8.8472496049097E+21
n4
1.829831249393E+29
n5
3.7845461027764E+36
2 √n
4547.8002374775
3 √n
274.49488324387
4 √n
67.437380120208
5 √n
29.048288685893
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
-20682486
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 20682487 can be divided by 8 positive divisors.
The sum of these divisors (counting 20682487) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110111001011011110111
3
Ternary
1102220210001001
4
Quaternary
1032321123313
5
Quinary
20243314422
6
Senary
2015144131
8
Octal
116713367
10
Decimal
20682487
12
Duodecimal
6b15047
16
Hexadecimal
13b96f7
20
Vigesimal
695647
36
Base36
cbapj
md5
f57ee2c9a25e510bf25ac7961a484510
sha1
573fad382b1ec3d3e5c10891a8c9e5b923873948
sha256
4701351a640084c1025a9b74140eef3e030d43dfa59239886eef9b9cf1700974
sha512
809881cef5b8888c0fb77c7669b514863ce03be965301d7e906bc2ae382703242438074dbe53ba16f4205b86d56c4d4e48fb27a128a38a4066ee55a996707506
ripemd-160
72e1da2b00af0934e3d8a83cc0899dee340fca26
Diameter
41364974
Circumference
129951898.43433
Area
1.3438642249967E+15
Volume
3.7059272484346E+22
Surface area
5.3754568999868E+15
Circumference
129951898.43433
Perimeter
82729948
Area
427765268505169
Diagonal
29249453.619005
Surface area
2566591611031014
Volume
8.8472496049097E+21
Space diagonal
35823118.310883
Perimeter
62047461
Area
1.8522779469107E+14
Altitude
17911559.155441
Surface area
1.8522779469107E+14
Volume
1.0426583650803E+21
Height
9749817.8730017